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   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
41499 Sonoma County Water Agency (SCWA) County Agency 404 Aviation Boulevard Santa Rosa, CA 95403 707-526-5370 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
256050 Graton CSD Sonoma 1 Wastewater Treatment Facility Operator 07/16/1998 06/30/2004
201931 Aquatic Herbicide Application Laguna de Santa Rosa Sonoma 1 Waterway/Shoreline Site Owner and Operator 04/20/2005 None
215623 Cook Creek Sediment Basin Remodel Sonoma 1 Dredge/Fill Site Owner and Operator 05/26/2005 None
229929 Healdsburg War Memorial Dam Sonoma 1 Facility Owner and Operator 03/23/2000 None
722663 Copeland Creek Channel Maintenance Project Sonoma 1 Dredge/Fill Site None None None
256066 SCWA, Jones Creek Project Sonoma 1 Dredge/Fill Site Owner and Operator 04/22/2004 None
256049 SCWA Geyserville CSD Sonoma 1 Wastewater Treatment Facility Owner and Operator 05/07/1986 None
721680 SCWA Flood Emergency Repairs in Sonoma County and Mendocino County Sonoma 1 Dredge/Fill Site Operator 03/31/2006 None
721423 SCWA, Dry Creek Tributary Sonoma 1 Dredge/Fill Site Owner and Operator 07/03/2008 None
755465 SCWA Wohler Infiltration Ponds 1 and 2 Decommissioining Project Sonoma 1 Dredge/Fill Site Owner 09/01/2011 None
778650 Sonoma County Water Agency - Mun Separate Storm Sewer, MS4 Sonoma 1 MS4 Owner and Operator 03/14/2012 None
901254 SWCA Dry Creek Habitat Enhancement Mile 2, Reach 8 Maint. & Adaptive Mgmt Sonoma 1 Dredge/Fill Site Owner 05/15/2025 None
862803 Airport Larkfield-Wikiup Sanitation Zone Treatment Facility Modification 2013 Sonoma 1 Dredge/Fill Site Owner and Operator 11/13/2019 None
256045 SCWA Airport WRF (Airport-Larkfield-Wikiup) Sonoma 1 Wastewater Treatment Facility Operator 11/25/1984 None
256054 SCWA Mirabel/Wohler River Division Sonoma 1 Facility Owner and Operator 12/10/1992 None
256055 SCWA Mumford Dam/Fish Passage Mendocino 1 Dredge/Fill Site Owner and Operator 11/15/2001 None
256056 Occidental CSD Sonoma 1 Wastewater Treatment Facility Operator 07/20/1998 None
256060 SCWA Ralphine Water Storage Tank No. 4 Sonoma 1 Facility Owner and Operator 12/05/2003 None
721422 SCWA 2006 Maintenance and Bank Stabilization Project Sonoma 1 Dredge/Fill Site Owner and Operator 07/03/2008 None
722626 Potter Valley Check Dam No. 8 Emergency Repair Mendocino 1 Dredge/Fill Site Owner and Operator 07/16/2008 None
721605 SCWA Potter Valley Check Dams Nos. 8, 13, and 16 Maintenance and Repairs Sonoma 1 Dredge/Fill Site Owner and Operator 07/07/2008 None
797053 Madrone Road Bridge, Sonoma Creek, Sonoma Cnty Sonoma 2 Dredge/Fill Site Owner 07/19/2013 None
818297 SCWA Airport-Larkfield-Wikiup Sanitation Zone Recycled Water Sonoma 1 Recycled Water Use Area Owner and Operator 09/24/2015 None
833580 Green Valley Creek Flood Control Project Sonoma 1 Dredge/Fill Site Owner and Operator 03/08/2017 None
833758 Santa Rosa Creek Conduit Repair Project Sonoma 1 Dredge/Fill Site Owner and Operator 03/17/2017 None
899874 Sebastopol Road Well #2 Aquifer Storage & Recovery Pilot Test Sonoma 1 Development Site, NEC Owner and Operator 02/24/2025 None
879828 SCWA Mirabel Dam Gravel Removal Sonoma 1 Dredge/Fill Site Owner 03/07/2022 None
865727 SCWA Mirabel Dam Gravel Removal 2020 Sonoma 1 Dredge/Fill Site Owner and Operator 03/20/2020 None
840744 Sonoma County Water Agency WS Sonoma 1 Utility Structure Owner and Operator 10/11/2017 None
845778 Dry Creek Habitat Enhancement Mile 2-3 Projects Phase 2 Part 2 (Reach 14) Sonoma 1 Dredge/Fill Site Owner and Operator 03/19/2018 None
215874 Cotati Water Storage 1, 2, & 3 Sonoma 1 Facility None None None
256065 Pump & Collector Capacity Proj Sonoma 1 Facility Owner 01/27/2003 None
256057 SCWA Oceanic Properties Sea Ranch Central Plant Sonoma 1 Wastewater Treatment Facility Owner and Operator 06/27/1986 None
630480 SCWA Russian River CSD CS Sonoma 1 Collection_System Owner 03/30/2006 None
630467 SCWA Airport CS Sonoma 1 Collection_System Owner 03/20/2009 None
630468 SCWA Geyserville Csd CS Sonoma 1 Collection_System Owner 03/20/2009 None
740866 Sonoma Valley County Sanitation District Agua Caliente Creek Bank Stabilization Sonoma 2 Dredge/Fill Site Owner and Operator 03/22/2011 None
782499 Wohler Forestville Pipeline WQ Cert Sonoma 1 Dredge/Fill Site Owner and Operator 06/26/2012 None
775715 SCWA Dry Creek Habitat Enhancement Project Sonoma 1 Dredge/Fill Site Owner and Operator 01/11/2012 None
792432 SCWA Potter Valley Check Dams Maintenance Mendocino 1 Dredge/Fill Site Owner and Operator 03/07/2013 None
815435 SCWA Fife Creek Sediment Removal & Vegetation Management Project Sonoma 1 Dredge/Fill Site Owner and Operator 05/27/2015 None
630413 Graton CSD Graton CSA No. 2 CS Sonoma 1 Collection_System None None None
256047 SCWA Crocker Creek Dam Removal Sonoma 1 Dredge/Fill Site Owner and Operator 03/14/2002 None
720123 SCWA 2008 Localized Sediment Removal & Bank Stabilization Projects Sonoma 1 Dredge/Fill Site Owner and Operator 06/23/2008 None
720262 SCWA Todd Creek Channel Maintenance Project Sonoma 1 Dredge/Fill Site Owner and Operator 06/24/2008 None
735104 SCWA's Stream Maintenance Program Sonoma 1 Dredge/Fill Site Owner and Operator 03/17/2009 None
766441 Airport Larkfield-Wikiup Sanitation Zone (ALWSZ) Treatment Facility Modification Sonoma 1 Dredge/Fill Site Land Owner 05/04/2011 None
779174 Sonoma County Water Agency Riverfront Park Bank Repair Sonoma 1 Dredge/Fill Site Owner and Operator 03/23/2012 None
866152 SCWA Dry Creek Habitat Enhancement Phase 3, Part 3, Reach 5A Project Sonoma 1 Habitat Restoration Area Operator 04/15/2020 None
894320 SCWA Mirabel Dam Gravel Maintenance Sonoma 1 Dredge/Fill Site Owner 04/05/2024 None
257753 Sonoma Valley CSD Recycled Water Program Sonoma 2 Recycled Water Use Area None None None
256062 Santa Rosa Area MS4 Phase 1 Permit Sonoma 1 MS4 Owner 03/27/1997 None
256051 SCWA Los Guillicos School Sonoma 1 Educational Facilities Operator 01/25/1979 None
256053 SCWA Maintenance Sonoma 1 Facility Owner and Operator 11/08/2004 None
256058 SCWA Sea Ranch North Plant Sonoma 1 Wastewater Treatment Facility Owner and Operator 06/27/1986 None
257754 Sonoma Valley County SD WWTP Sonoma 2 Wastewater Treatment Facility Operator 01/01/1995 None
630469 SCWA Occidental CSD CS Sonoma 1 Collection_System Owner 03/30/2006 None
721415 Ludwigia Control Project Year 2 and 3 Sonoma 1 Dredge/Fill Site Responsibility For 07/03/2008 None
720275 SCWA Coleman Creek Channel Maintenance Project Sonoma 1 Dredge/Fill Site Owner and Operator 06/24/2008 None
722176 Santa Rosa Creek Diversion Channel Sediment Removal Sonoma 1 Dredge/Fill Site Operator 07/05/2005 None
722482 SCWA Matanzas Creek Detention Reservoir Sediment Removal Sonoma 1 Dredge/Fill Site Owner and Operator 07/15/2008 None
735634 Dutch Bill Creek-Emergency Bank Repair Sonoma 1 Dredge/Fill Site Owner and Operator 03/27/2009 None
745474 Sonoma County Water Agency Hudeman Slough Tide Gates 1 and 2 Replacement Project Sonoma 2 Dredge/Fill Site Owner and Operator 10/30/2009 None
836663 SCWA 10290 Westside Rd, Forestville Dredge/Fill Mirabel Dam Gravel Removal 2017 Sonoma 1 Dredge/Fill Site Owner and Operator 07/12/2017 None
888700 SCWQ Russian River CSD Geotechnical Investigation Sonoma 1 Dredge/Fill Site Owner 06/07/2023 None
881760 Reinforcement Of Temporary Slope Stabilization And Sanita1y Sewer Protection At Sonoma 2 Dredge/Fill Site Owner 06/14/2022 None
256059 SCWA Ordinance Road Sonoma 1 Facility Owner and Operator 08/22/1991 None
256061 SCWA Russian River CSD Sonoma 1 Wastewater Treatment Facility Operator 01/04/2002 None
272868 Wohler Forestville Pipeline Sonoma 1 Development Site, NEC Owner 09/18/2002 None
257730 Sonoma Co WTR Agcy Stormwater Sonoma 2 MS4 Owner 03/03/2003 None
630472 SCWA Oceanic Prop. Central Plant CS Sonoma 1 Collection_System Owner 03/30/2006 None
729886 Hudeman Slough Sonoma 2 Dredge/Fill Site Responsibility For 11/25/2008 None
895924 Sea Ranch Sanitation Zone Pipeline Replacement Project Sonoma 1 Dredge/Fill Site Owner 08/05/2024 None
899977 Piner Creek Reach 7 Emergency Flood Control Project Sonoma 1 Dredge/Fill Site Owner 02/27/2025 None
844757 SCWA Green Valley Creek High Flow Channel Interim Project Sonoma 1 Dredge/Fill Site Owner and Operator 02/13/2018 None
868786 Sonoma Water Vortex Tube Rehabilitation Project Sonoma 1 Dredge/Fill Site Operator 09/03/2020 None
253580 SCWA Russian River Estuary Maintenance Sonoma 1 Dredge/Fill Site Owner and Operator 01/13/2004 None
630479 SCWA Oceanic Prop. North Plant CS Sonoma 1 Collection_System Owner 03/30/2006 None
631034 Sonoma County Water -Penngrove CS Sonoma 2 Collection_System Owner 04/03/2006 None
720097 SCWA 2008 Roseland Creek Culverts Replacement Project Sonoma 1 Dredge/Fill Site Owner and Operator 06/23/2008 None
631036 Sonoma Valley County S.D. CS Sonoma 2 Collection_System Owner 08/08/2008 None
721613 SCWA Emergency Repair of Mirable Inflatable Dam Sonoma 1 Dredge/Fill Site Owner and Operator 07/07/2008 None
756162 Sonoma County Water Agency, Matanzas Creek Reservoir Sediment Removal Project Sonoma 1 Facility Owner and Operator 04/13/2006 None
797837 SCWA Mirabel Fish Ladder-Fish Screen Replacement Project Sonoma 1 Dredge/Fill Site Owner and Operator 08/14/2013 None
797196 Sewer Trunk Main Transitional Coupling Repair, Agua Calienta Creek Sonoma 2 Dredge/Fill Site Owner 07/25/2013 None
825702 Russian R-Cotati Intertie Pipeline Seismic Hazard Mit @ Russian River Crossing Sonoma 1 Dredge/Fill Site Owner and Operator 06/27/2016 None
864410 SCWA Mirabel Inflatable Dam Bladder Replacement Project Sonoma 1 Dredge/Fill Site Owner and Operator 01/27/2020 None
256060 SCWA Ralphine Water Storage Tank No. 4 Sonoma 1 Facility Operator 12/05/2003 None
721419 SCWA Cook Creek Landslide Project Sonoma 1 Dredge/Fill Site Owner and Operator 07/03/2008 None
755465 SCWA Wohler Infiltration Ponds 1 and 2 Decommissioining Project Sonoma 1 Dredge/Fill Site Owner and Operator 07/22/2010 None
825699 Russian R-Cotati Intertie Pipeline Seismic Hazard Mit @ Mark West Creek Crossing Sonoma 1 Dredge/Fill Site Owner and Operator 06/27/2016 None
841835 SCWA Wohler Ponds Maintenance Project Sonoma 1 Dredge/Fill Site Owner and Operator 11/29/2017 None
880461 Russian R-Cotati Intertie Pipeline Seismic Hazard Mit @ Mark West Creek Crossing Sonoma 1 Domestic Site NEC Owner 04/01/2022 None
Total Related Places: 93
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
526844 Yvette O'Keefe Person Legally Responsible Official 05/12/2011 None None
452269 Wendy Gjestland Person Data Submitter 12/27/2007 03/07/2023 None
531972 Troy Winton Person Legally Responsible Official 02/06/2018 None None
531972 Troy Winton Person Data Submitter 02/21/2012 03/05/2018 None
532297 Santa Rosa Area MS4 Phase 1 Organization In an Agreement With 03/14/2012 None Government Agency Combination
523307 Ryan Kirchner Person Legally Responsible Official 01/16/2015 04/14/2020 None
541828 Russian River County Sanitation District Organization Managed By (Passive) 07/16/2013 None Government Agency Combination
374866 Roni Bonson Person Legally Responsible Official 08/07/2007 01/29/2016 None
126069 Ron Benkert Person Employee 07/26/1996 03/07/2023 None
80165 Randy Poole Person Enforcement Contact 07/22/1999 01/26/2010 None
80165 Randy Poole Person Enforcement Contact 07/01/2004 01/26/2010 None
80165 Randy Poole Person Legally Responsible Official 03/29/2007 01/26/2010 None
80165 Randy Poole Person Legal representative 07/26/1996 01/26/2010 None
80165 Randy Poole Person Enforcement Contact 08/27/1997 01/26/2010 None
80165 Randy Poole Person Enforcement Contact 12/19/2002 01/26/2010 None
374202 Randy Cullen Person Legally Responsible Official 10/09/2008 03/07/2023 None
375835 Randy Burke Person Legally Responsible Official 04/27/2007 03/07/2023 None
144169 Pamela Jeane Person Legally Responsible Official 05/13/2004 01/15/2025 None
553789 North Coast Region MS4 Phase 1 Organization In an Agreement With (Passive) 11/25/2015 None Government Agency Combination
621306 Nicholas Carll Person Data Submitter 01/13/2021 None None
547413 Nazareth Tesfai Person Data Submitter 07/08/2014 None None
632366 Mike West Person Employee 04/01/2022 None None
524938 Michael Thompson Person Legally Responsible Official 10/27/2010 01/15/2025 None
203161 Mathew Vail Person Employee 07/30/2008 03/07/2023 None
649350 Marcus Trotta Person Employee 02/24/2025 None None
372250 Kevin Booker Person Data Submitter 04/23/2007 None None
373683 Ken Goddard Person Legally Responsible Official 08/07/2007 08/23/2011 None
474465 Keenan Foster Person Board member 06/23/2008 None None
476535 Julian Meisler Person Facility Contact 07/03/2008 05/27/2010 None
537295 Jon Niehaus Person Employee 10/15/2012 None None
524299 John Rainwater Person Board member 04/13/2006 03/07/2023 None
374036 Jim Zambenini Person Data Submitter 04/24/2007 12/19/2014 None
108385 Jessica Martini-Lamb Person Employee 07/26/1996 None None
532562 Jeff Church Person Employee 03/28/2012 None None
531975 Jeff Andress Person Data Submitter 02/21/2012 01/23/2019 None
373039 Hody Wilson Person Legally Responsible Official 04/10/2007 09/10/2013 None
524113 Grant Davis Person Legally Responsible Official 08/09/2010 None None
526468 George Lincoln Person Data Submitter 04/28/2023 None None
526468 George Lincoln Person Data Submitter 03/18/2015 None None
526468 George Lincoln Person Data Submitter 06/26/2025 None None
440869 Garett Walker Person Legally Responsible Official 01/23/2015 None None
541829 Frank Mello Person Legally Responsible Official 07/16/2013 None None
529298 Erik Brown Person Legally Responsible Official 09/28/2011 08/31/2015 None
538573 Eric Schanz Person Legally Responsible Official 02/08/2013 03/07/2023 None
639168 Emma Walton Person Legally Responsible Official 05/23/2023 None None
551001 Elyse Will Person Data Submitter 11/29/2016 03/07/2023 None
527668 Ellen Simm Person Legally Responsible Official 07/06/2011 None None
523469 Dennis Davis Person Data Submitter 07/07/2010 03/07/2023 None
554370 David Royall Person Legally Responsible Official 02/09/2016 None None
604642 David Ernst Person Legally Responsible Official 07/14/2025 None None
199978 David Cuneo Person Employee 03/27/2009 None None
199978 David Cuneo Person Legally Responsible Official 03/07/2022 None None
535488 David Cook Person Employee 07/07/2008 None None
581275 Daniel Colvin Person Legally Responsible Official 10/26/2020 None None
581275 Daniel Colvin Person Data Submitter 07/19/2018 None None
300064 Cordel Stillman Person Legally Responsible Official 04/03/2006 03/07/2023 None
523920 Connie Barton Person Employee 07/22/2010 None None
523182 Cielito Gray Person Data Submitter 07/06/2011 03/07/2023 None
618896 Cesar Galvan Person Data Submitter 10/13/2020 None None
634292 Brian Murphy Person Legally Responsible Official 01/30/2023 None None
529124 Brian Anderson Person Legally Responsible Official 09/21/2011 03/03/2015 None
610902 Bret Beaudreau Person Legally Responsible Official 08/04/2020 None None
451646 Brad Clayton Person Legally Responsible Official 05/01/2007 03/07/2023 None
643694 Barbara Nguyen Person Data Submitter 02/07/2024 None None
Total Related Parties: 64
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
461037 401 Certification 1 1B25057WNSO Active CERFILLEXC None 05/29/2025 None Discharger 05/15/2025 None N
460101 Enrollee - 401 Certification 1 1B25024WNSO Historical CERFILLEXC 2024-0085-DWQ 05/06/2025 07/31/2025 Discharger 02/27/2025 None N
459395 NPDES Permit 2 2 494009001 Active NPDMUNILRG R2-2024-0027 02/01/2025 None Discharger 12/11/2024 None N
457952 Enrollee - 401 Certification 1 1B24099WNSO Active CERFILLEXC 2021-0048-DWQ 10/01/2024 None Discharger 08/05/2024 None N
456483 Enrollee - Waiver 1 1B24040WNSO Active CERFILLEXC R1-2022-0031 05/21/2024 None Discharger 04/05/2024 None N
452960 Enrollee - 401 Certification 1 1B23083WNSO Active CERFILLEXC 2022-0048-DWQ 06/23/2023 None Discharger 06/07/2023 None N
452504 Enrollee - WDR 1 1B23059WNSO Historical CERFILLEXC 2004-0004-DWQ 05/18/2023 06/14/2023 Discharger 03/07/2022 None N
447308 Enrollee - Waiver 1 1B22042RSON Active WDRMUNIENROTH R1-2022-0031 06/14/2022 None Discharger 04/01/2022 None N
446863 Enrollee - WDR 1 1B22027WNSO Historical CERFILLEXC 2004-0004-DWQ 03/14/2022 04/04/2022 Discharger 03/07/2022 None N
441712 WDR 1 1B09026WNSO Active CERFILLEXC R1-2020-0032 12/10/2020 None Discharger 03/17/2009 None N
440047 401 Certification 1 1B20171WNSO Active CERFILLEXC None 02/01/2021 None Discharger 09/03/2020 None N
437645 401 Certification 1 1B20053WNSO Active CERREST None 07/14/2020 None Discharger 04/15/2020 None N
437314 Enrollee - 401 Certification 1 1B20034WNSO Historical CERFILLEXC 2004-0004-DWQ 02/26/2020 05/31/2020 Discharger 03/20/2020 None N
437072 Individual Monitoring Requirem 1 1B15129RSON Active REC R1-2019-0007 06/27/2019 None Discharger 09/24/2015 None N
436540 401 Certification 1 1B20009WNSO Active CERFILLEXC None 05/12/2020 None Discharger 01/27/2020 None N
435492 401 Certification 1 1B190199WNSO Historical CERFILLEXC None None 01/05/2023 Discharger 11/13/2019 None N
433463 WDR 1 1B77117OSON Active WDRMUNIOTH R1-2019-0013 06/20/2019 None Discharger 08/27/1997 None N
432957 NPDES Permit 2 2 494009001 Historical NPDMUNILRG R2-2019-0019 09/01/2019 02/01/2025 Discharger 07/11/2019 None Y
427524 NPDES Permit 1 1B82045OSON Active NPDMUNIOTH R1-2021-0002 08/01/2021 None Discharger 07/16/2013 None Y
423602 WDR 1 1B84124OSON Active WDRMUNILRG R1-2019-0007 07/01/2019 None Discharger 06/28/2001 None N
420178 401 Certification 1 1B180029WNSO Active CERFILLEXC None 06/07/2018 None Discharger 03/19/2018 None Y
419472 401 Certification 1 1B180014WNSO Historical CERFILLEXC None 09/18/2018 01/31/2024 Discharger 02/13/2018 None N
416678 Enrollee - NPDES 1 4DW0757 Active NPDNONMUNIPRCS 2014-0194-DWQ 07/01/2016 None Discharger 10/11/2017 None N
414345 Enrollee - 401 Certification 1 1B171313WNSO Historical CERFILLEXC 2004-0004-DWQ 12/28/2017 01/31/2018 Discharger 07/12/2017 None N
412229 401 Certification 1 1B170261WNSO Historical CERFILLEXC None 05/17/2017 05/16/2022 Discharger 03/17/2017 None Y
408066 NPDES Permit 1 1B84060OSON Active NPDMUNIOTH R1-2018-0001 08/01/2018 None Discharger 10/06/2004 10/07/2004 N
407112 401 Certification 1 1B16905WNSO Active CERFILLEXC None 10/27/2017 None Discharger 06/27/2016 None N
407111 401 Certification 1 1B16904WNSO Active CERFILLEXC None 10/27/2017 None Discharger 06/27/2016 None N
404763 401 Certification 1 1B12001WNSO Active CERFILLEXC None 05/09/2016 None Discharger 01/05/2012 None N
402980 Enrollee - WDR 1 1B15129RSON Active REC 2016-0068-DDW 06/27/2019 None Discharger 09/24/2015 None N
396675 Enrollee 2 2 49AP00001 Historical NPDNONMUNIPRCS 2013-0002-DWQ 01/31/2014 11/10/2016 Discharger 01/31/2014 None N
396238 NPDES Permit 2 2 494009001 Historical NPDMUNILRG R2-2014-0020 07/01/2014 08/31/2019 Discharger 05/14/2014 None N
392736 401 Certification 1 1B13106WNSO Active CERFILLEXC None 07/10/2014 None Discharger 08/14/2013 None N
392445 Enrollee - 401 Certification 2 None Historical CERFILLEXC RGP 5 04/16/2010 None Discharger 07/25/2013 None N
392348 Enrollee - 401 Certification 2 None Historical CERFILLEXC RGP 5 07/22/2010 08/20/2010 Discharger 07/19/2013 None N
392149 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH R1-2014-0002 05/01/2014 07/31/2021 Discharger 07/16/2013 None Y
389154 Co-Permitee 2 2 494009001 Active NPDMUNILRG R2-2017-0041 01/01/2013 None Discharger 03/01/2008 None Y
387488 NPDES Permit 1 1B83001OSON Historical NPDMUNIOTH R1-2012-0101 02/01/2013 04/04/2024 Discharger 05/27/1993 None N
384002 401 Certification 1 1B12020WNSO Historical CERFILLEXC None 06/20/2012 06/20/2017 Discharger 03/23/2012 None N
382873 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH R1-2012-0016 05/01/2012 07/31/2018 Discharger 10/06/2004 10/07/2004 N
382828 401 Certification 1 1B12001WNSO Historical CERFILLEXC None 05/10/2012 10/31/2018 Discharger 01/05/2012 None Y
379068 401 Certification 1 1B11063WNSO Historical CERFILLEXC None 08/03/2011 08/03/2013 Discharger 05/04/2011 None N
378829 Co-Permitee 2 2 494009001 Historical NPDMUNILRG R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 None N
378528 401 Certification 2 None Historical CERFILLEXC None 06/01/2009 06/01/2014 Discharger 06/01/2009 None N
378147 401 Certification 2 None Historical CERFILLEXC None 09/22/2009 09/22/2014 Discharger 09/22/2009 None N
377936 401 Certification 2 None Historical CERFILLEXC None 10/30/2009 10/30/2014 Discharger 10/30/2009 None N
377661 Letter 1 1B72019OSON Historical WDR None 02/17/2011 02/17/2011 Discharger 08/06/2003 None N
376807 401 Certification 1 1B10122WNSO Active CERREST None 05/14/2014 None Discharger 06/17/2005 None Y
375586 Enrollee 1 1B06037NSON Historical NPDNONMUNIPRCS R1-1993-0061 05/04/2006 07/22/2009 Discharger 04/13/2006 None N
375188 401 Certification 1 1B10082WNSO Historical CERFILLEXC None 10/12/2010 10/11/2015 Discharger 07/22/2010 None N
369878 401 Certification 1 1B09026WNSO Active CERFILLEXC None 07/23/2009 None Discharger 03/17/2009 None Y
363151 401 Certification 1 1B09032WNSO Historical CERFILLEXC None 04/13/2009 04/12/2014 Discharger 03/27/2009 None N
362635 WDR 1 1B09026WNSO Historical CERFILLEXC R1-2009-0049 07/23/2009 12/09/2020 Discharger 03/17/2009 None Y
360533 Co-Permitee 2 2 494009001 Historical NPDMUNILRG R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 None N
349137 401 Certification 1 1B06165WNSO Historical CERFILLEXC None 06/21/2008 None Discharger 07/21/2008 None N
349119 401 Certification 1 1B05128WNME Historical CERFILLEXC None 10/03/2005 10/03/2010 Discharger 09/22/2005 None N
349042 401 Certification 1 1B05145WNSO Historical CERFILLEXC None 04/17/2006 04/17/2011 Discharger 11/03/2005 None N
348545 401 Certification 1 1B06099WNSO Historical CERFILLEXC None 07/19/2006 07/19/2011 Discharger 07/11/2006 None N
348542 401 Certification 1 1B06100WNME Historical CERFILLEXC None 10/19/2006 None Discharger 06/10/2006 None N
348454 401 Certification 1 1B06080WNSO Historical CERFILLEXC None None None Discharger 05/23/2006 None N
348451 401 Certification 1 1B06081WNSO Historical CERFILLEXC None 11/14/2006 11/14/2011 Discharger 05/23/2006 None N
348450 401 Certification 1 1B06082WNSO Historical CERFILLEXC None 08/08/2006 None Discharger 06/06/2006 None N
347780 401 Certification 1 1B08082WNSO Historical CERFILLEXC None 08/09/2008 None Discharger 06/24/2008 None N
347764 401 Certification 1 1B08083WNSO Historical CERFILLEXC None 09/02/2008 None Discharger 06/24/2008 None N
347638 401 Certification 1 1B08093WNSO Historical CERFILLEXC None 09/03/2008 None Discharger 06/26/2008 None N
347600 401 Certification 1 1B08102WNSO Historical CERFILLEXC None 08/27/2008 None Discharger 06/23/2008 None N
341547 NPDES Permit 2 2 494009001 Historical NPDMUNILRG R2-2008-0090 12/01/2008 06/30/2014 Discharger 03/20/2002 None Y
331310 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH R1-2009-0003 03/20/2009 04/30/2014 Discharger 11/05/2003 None N
324858 Enrollee 1 1B05047NSON Historical NPDNONMUNIPRCS 2004-0009-DWQ 06/19/2007 04/30/2008 Discharger 04/30/2007 None N
300361 Enrollee 2 2SSO10196 Active SSOMUNILRG 2022-0103-DWQ 10/16/2006 None Discharger 04/11/2006 None N
300360 Enrollee 2 2SSO10195 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/11/2006 None N
300283 Enrollee - WDR 1 1SSO10067 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/11/2006 None N
300279 Enrollee - WDR 1 1SSO10066 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/11/2006 None N
300117 Enrollee - WDR 1 1SSO10065 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/10/2006 None N
300111 Enrollee - WDR 1 1SSO10064 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/10/2006 None N
300108 Enrollee - WDR 1 1SSO10063 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/10/2006 None N
300103 Enrollee - WDR 1 1SSO10062 Active SSOMUNISML 2022-0103-DWQ 10/16/2006 None Discharger 04/10/2006 None N
300016 Enrollee - WDR 1 1SSO10033 Active SSOMUNISML 2022-0103-DWQ 01/03/2007 None Discharger 04/10/2006 04/17/2012 N
261405 Enrollee 1 1B03089NSON Historical NPDNONMUNIPRCS R1-1993-0061 12/04/2003 06/27/2005 Discharger 09/01/2005 None N
261257 Letter 1 None Historical NPDESWW LT981015 10/15/1998 10/28/1999 Discharger 10/15/1998 None N
261255 Letter 1 None Historical NPDESWW LT981015 10/15/1998 07/01/2000 Discharger 10/15/1998 None N
261189 Letter 1 1B82045OSON Historical NPDESWW 003 09/27/2004 09/28/2004 Discharger 09/27/2004 None N
261172 Letter 1 1B82045OSON Historical NPDESWW 002 07/15/2004 07/16/2004 Discharger 07/15/2004 None N
261160 Letter 1 1B83001OSON Historical NPDESWW 002 05/05/2004 05/05/2004 Discharger 05/05/2004 None N
261137 Letter 1 1B84060OSON Historical NPDESWW 002 02/03/2004 02/03/2004 Discharger 02/03/2004 None N
261120 Letter 1 1B82045OSON Historical NPDESWW 12292003 12/29/2003 12/30/2003 Discharger 12/29/2003 None N
261093 Letter 1 1B92025RSON Historical WDR 001 11/21/2003 11/21/2003 Discharger 11/21/2003 None N
261055 Letter 1 1B72019OSON Historical WDR 080603 08/06/2003 09/06/2003 Discharger 08/06/2003 None N
261038 Letter 1 1B72019OSON Historical WDR 051403 2 05/14/2003 06/05/2003 Discharger 05/14/2003 None N
261023 Letter 1 1B72019OSON Historical WDR 042403 1 04/23/2003 05/24/2003 Discharger 04/24/2003 None N
261010 Letter 1 1B81073OSON Historical WDR 001 03/17/2003 03/17/2003 Discharger 03/17/2003 None N
260639 Letter 1 1B82045OSON Historical NPDESWW 001 04/27/2001 04/28/2001 Discharger 04/27/2001 None N
260638 Letter 1 1B83001OSON Historical NPDESWW 001 04/27/2001 04/27/2001 Discharger 04/27/2001 None N
260637 Letter 1 1B84060OSON Historical NPDESWW 001 04/27/2001 04/27/2001 Discharger 04/27/2001 None N
179231 Enrollee 1 1B04036RSON Historical NPDNONMUNIPRCS R1-1993-0061 05/24/2004 05/24/2009 Discharger 06/27/2005 None N
179217 Enrollee 1 1B03089NSON Historical NPDNONMUNIPRCS R1-1993-0061 12/04/2003 06/27/2005 Discharger 09/01/2005 None N
179210 Enrollee 1 1B03012NSON Historical NPDNONMUNIPRCS R1-1993-0061 04/01/2003 04/25/2007 Discharger 09/01/2005 None N
179202 Co-Permitee 1 1B02149SSON Historical MNSTW1 R1-2009-0050 10/01/2009 01/05/2016 Discharger 06/27/2005 None N
176692 401 Certification 1 1B05069WNSO Historical CERFILLEXC None 06/30/2006 06/30/2011 Discharger 06/17/2005 None N
176653 Enrollee - NPDES 1 1B05047RSON Historical NPDNONMUNIPRCS 2013-0002-DWQ 01/31/2014 12/17/2024 Discharger 01/31/2014 None N
172753 401 Certification 1 1B04001WNSO Historical CERFILLEXC None 05/06/2004 05/13/2014 Discharger 06/17/2005 None Y
172238 401 Certification 1 1B02157WNSO Historical CERFILLEXC None 04/25/2003 04/25/2008 Discharger 06/17/2005 None N
170324 401 Certification 1 1B02033WNSO Historical CERFILLEXC None 07/03/2002 07/03/2007 Discharger 06/17/2005 None N
169935 401 Certification 1 1B01133WNME Historical CERFILLEXC None 07/26/2002 07/26/2007 Discharger 06/17/2005 None N
148564 WDR 1 1B84124OSON Historical WDRMUNILRG R1-2001-0069 06/28/2001 06/30/2019 Discharger 06/28/2001 None N
147680 WDR 1 1B00034RSON Historical WDR 00-039 05/25/2000 03/26/2003 Discharger 05/25/2000 None N
147408 NPDES Permit 2 2 494009001 Historical NPDMUNILRG 98-111 10/21/1998 03/19/2002 Discharger 10/21/1998 None N
145535 NPDES Permit 2 2 494009001 Historical NPDMUNILRG 81-045 07/15/1981 None Discharger 07/15/1981 None N
142324 NPDES Permit 2 2 494009001 Historical NPDMUNILRG 92-063 06/17/1992 None Discharger 06/17/1992 None N
141015 Reclamation Requirements 2 2 494030001 Historical REC 87-030 04/15/1987 06/17/1992 Discharger 04/15/1987 None N
140965 NPDES Permit 2 2 494009001 Historical NPDMUNILRG 86-089 11/19/1986 None Discharger 11/19/1986 None N
139182 WDR 1 1B77117OSON Historical WDRMUNIOTH 97-067 08/27/1997 06/19/2019 Discharger 08/27/1997 None N
139063 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH 94-108 10/27/1994 08/24/1995 Discharger 10/27/1994 None N
138699 WDR 1 1B71011OSON Active WDRMUNIOTH 96-011 03/28/1996 None Discharger 03/28/1996 None N
138622 WDR 1 1B84124OSON Historical WDRMUNILRG 90-076 05/23/1990 06/27/2001 Discharger 05/23/1990 None N
138314 WDR 1 1B72019OSON Historical WDRMUNILRG 94-004 01/27/1994 04/07/2022 Discharger 01/27/1994 None N
138081 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH 95-056 08/24/1995 10/05/2004 Discharger 08/24/1995 None N
137968 NPDES Permit 1 1B83001OSON Historical NPDMUNIOTH 93-042 05/27/1993 05/27/1998 Discharger 05/27/1993 None N
137954 WDR 1 1B92025RSON Historical WDR 92-139 12/10/1992 02/10/2004 Discharger 12/10/1992 None N
137887 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH 89-028 07/27/1989 10/27/1994 Discharger 07/27/1989 None N
137773 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH 92-051 05/28/1992 11/04/2003 Discharger 05/28/1992 None N
137719 WDR 1 1B77117OSON Historical WDRMUNIOTH 91-118 08/22/1991 08/27/1997 Discharger 08/22/1991 None N
137718 WDR 1 1B91019RSON Historical WDR 91-116 08/22/1991 11/13/1994 Discharger 08/22/1991 None N
137639 NPDES Permit 1 1B83001OSON Historical NPDMUNIOTH 88-020 04/28/1988 05/27/1993 Discharger 04/28/1988 None N
137523 WDR 1 1B84124OSON Historical WDRMUNILRG 84-124 11/25/1984 05/23/1990 Discharger 11/25/1984 None N
137505 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH 84-060 05/31/1984 07/27/1989 Discharger 05/31/1984 None N
137394 WDR 1 1B79028OSON Historical WDRMUNIOTH 79-028 01/25/1979 06/22/1995 Discharger 01/25/1979 None N
137174 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH 87-008 05/28/1987 05/28/1992 Discharger 05/28/1987 None N
137116 WDR 1 1B71011OSON Historical WDRMUNIOTH 86-099 06/27/1986 03/28/1996 Discharger 06/27/1986 None N
137115 WDR 1 1B72019OSON Historical WDRMUNILRG 86-098 06/27/1986 01/27/1994 Discharger 06/27/1986 None N
137114 WDR 1 1B77117OSON Historical WDRMUNIOTH 86-095 05/07/1986 08/22/1991 Discharger 05/07/1986 None N
136980 NPDES Permit 1 1B83001OSON Historical NPDMUNIOTH 83-001 02/24/1983 04/28/1988 Discharger 02/24/1983 None N
136708 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH 82-045 04/22/1982 05/28/1987 Discharger 04/22/1982 None N
136684 WDR 1 1B81073OSON Historical CERFILLEXC 81-073 08/27/1981 07/23/2009 Discharger 08/27/1981 None N
132897 NPDES Permit 1 1B84060OSON Historical NPDMUNIOTH R1-2004-0038 10/06/2004 04/30/2012 Discharger 10/06/2004 10/07/2004 N
132342 NPDES Permit 1 1B82045OSON Historical NPDMUNIOTH R1-2003-0026 12/25/2003 03/20/2009 Discharger 11/05/2003 None N
132071 WDR 1 1B00034RSON Historical WDR 03-022 03/27/2003 03/27/2003 Discharger 03/27/2003 None N
131927 NPDES Permit 2 2 494009001 Historical NPDMUNILRG R2-2002-0046 03/20/2002 11/30/2008 Discharger 03/20/2002 None Y
Total Regulatory Measures: 138
  
  
  
  
Expand/Contract Violations
Violations within the past five years
Violation ID Occurrence Date Violation Type Violation Description(+) Violation Status Priority Source Facility Name Violated Reg. Meas. ID Violated Reg. Meas. Order No. Linked to Enf.
1145650 08/04/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-wipes/Non-disposables,Debris-Rags,Fats, Oil and G Violation None SSO Sonoma Valley County S.D. CS 300361 2022-0103-DWQ N
1140120 02/04/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Flow Exceeded Capacity (Separate Collection System Only) Violation None SSO Sonoma Valley County S.D. CS 300361 2022-0103-DWQ N
1140121 02/04/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Flow Exceeded Capacity (Separate Collection System Only) Violation None SSO Sonoma Valley County S.D. CS 300361 2022-0103-DWQ N
1133137 02/06/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Damage by Others Not Related to Collection System Constr Violation None SSO SCWA Occidental CSD CS 300111 2022-0103-DWQ N
1137005 11/23/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Flow Exceeded Capacity (Separate Collection System Only) Violation None SSO SCWA Russian River CSD CS 300283 2022-0103-DWQ N
1140122 02/04/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-Rags caused 128 gallons of sewage to spill from L Violation None SSO Sonoma Valley County S.D. CS 300361 2022-0103-DWQ N
1107034 07/18/2022 CAT1 Total Suspended Solids (TSS) 30-Day Average limit is 30 mg/L and reported value Violation N Report SCWA Oceanic Properties Sea Ranch Central Plant 138699 96-011 N
1095592 09/08/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value Violation N Report SCWA Oceanic Properties Sea Ranch Central Plant 138699 96-011 N
1090162 04/30/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value Violation N Report SCWA Oceanic Properties Sea Ranch Central Plant 138699 96-011 N
1114509 01/31/2023 Late Report Annual Report due January 30th received 2/03/23, 4 days late. Violation N Report SCWA Oceanic Properties Sea Ranch Central Plant 138699 96-011 N
1083883 11/30/2020 OEV Total Coliform 30-Day Average limit is 23 MPN/100 mL and reported value was 49 M Violation N Report SCWA Oceanic Properties Sea Ranch Central Plant 138699 96-011 N
1102226 03/02/2022 Late Report Annual SMR ( SUMRPT ) (Annual Summary Report) report for 2021 (2577311) was due Violation None Report SCWA Russian River CSD 392149 R1-2014-0002 N
1102117 03/02/2022 Late Report Annual SMR ( SUMRPT ) (Annual Summary Report) report for 2021 (2415980) was due Violation None Report SCWA Russian River CSD 392149 R1-2014-0002 N
1085807 12/09/2020 OEV Total Coliform Daily Maximum limit is 230 MPN/100 mL and reported value was 1600 Violation N Report SCWA Geyserville CSD 433463 R1-2019-0013 N
1142966 05/14/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142964 06/19/2024 Deficient Monitoring Upon analysis review, there was deviation from the method as the pH and temperat Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142967 05/14/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1145083 02/01/2023 Deficient Monitoring Mercury sample was not preserved within the method prescribed requirement of 48 Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1112570 12/10/2022 Order Conditions Turbidity Other limit is 10 NTU and reported value was 12.529 NTU at INT-001A. Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1126050 03/01/2024 Order Conditions During the late evening of Friday, March 1, 2024 and into the early morning of S Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1095872 09/30/2021 CAT1 Sodium, Total Monthly Average limit is 60 mg/L and reported value was 63.5 mg/L Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142976 02/07/2024 Deficient Monitoring The BOD sample batch set for February 7th was missing the GGA QC results. Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142963 06/19/2024 Deficient Monitoring Upon analysis review, there was deviation from the method as the pH and temperat Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142960 07/03/2024 Deficient Monitoring QA/QC criteria not met. GGA Reference sample low and out of compliance. Accept Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1126183 03/01/2024 Unauthorized Discharge The unauthorized discharge of approximately 276,078 gallons of undisinfected sec Violation None Complaint SCWA Russian River CSD 427524 R1-2021-0002 N
1142977 02/07/2024 Deficient Monitoring The BOD sample batch set for February 7th was missing the GGA QC results. Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142968 05/01/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1131316 07/10/2024 Deficient Monitoring QA/QC criteria not met. GGA Reference sample low and out of compliance. Accep Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1121938 11/17/2023 Order Conditions On October 17 at 16:00 hours and continuing through October 18 at 06:00 hours th Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1095871 09/30/2021 CAT1 Sodium, Total Monthly Average limit is 60 mg/L and reported value was 63.5 mg/L Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142974 04/17/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142972 04/24/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1131317 07/10/2024 Deficient Monitoring QA/QC criteria not met. GGA Reference sample low and out of compliance. Accepta Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1108535 08/09/2022 Deficient Monitoring The well was dry and monitoring could not occur in August as the permit requires Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1145082 02/01/2023 Deficient Monitoring Mercury sample was not preserved within the method prescribed requirement of 48 Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142971 04/24/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142969 05/01/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. A Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142973 04/17/2024 Deficient Monitoring BOD QA/QC criteria not met. GGA Reference sample low and out of compliance. Ac Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1142961 07/03/2024 Deficient Monitoring QA/QC criteria not met. GGA Reference sample low and out of compliance. Accept Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1111580 11/03/2022 Deficient Monitoring No sample for Total Hardness was collected at the Russian River Upstream locatio Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1099499 12/07/2021 Deficient Monitoring The TDS sample for the upstream receiving waters (RSW-001) was not collected in Violation N eSMR SCWA Russian River CSD 427524 R1-2021-0002 N
1112476 12/31/2022 OEV Enterococci Monthly 90th% limit is 110.0 CFU/100 mL and reported value was 784.2 Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1109566 09/12/2022 Deficient Monitoring Samples for BOD & TSS were sent to contract lab for analysis for 09/12, 09/13, & Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1094436 08/03/2021 Deficient Monitoring For Chronic Toxicity: C.dubia - (Reproduction) Single Sample Trigger Maximum lim Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1095954 09/30/2021 CAT2 Zinc, Total Monthly Average limit is 58 ug/L and reported value was 59.3 ug/L at Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1092328 06/09/2021 Deficient Monitoring On June 9, 2021 at 01:07, the Post CL2 residual at the Sonoma Valley Treatment P Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1109565 09/12/2022 Deficient Monitoring Samples for BOD & TSS were sent to contract lab for analysis for 09/12, 09/13, & Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1093623 07/12/2021 Deficient Monitoring Chronic Toxicity - C.dubia - Reproduction Single Sample Trigger Maximum limit is Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1095955 09/13/2021 Deficient Monitoring For Chronic Toxicity: C. dubia - Three-Sample Median Trigger Maximum limit is 1 Violation N eSMR Sonoma Valley County SD WWTP 432957 R2-2019-0019 N
1148755 09/22/2025 CTOX Chronic Toxicity-C.dubia-Reproduction Other and reported value was 25.3 % effec Violation N eSMR Sonoma Valley County SD WWTP 459395 R2-2024-0027 N
1147623 08/04/2025 CTOX Chronic Toxicity Maximum Daily (MDEL) limit is 0 Pass/Fail (Pass = 0, Fail = 1) Violation N eSMR Sonoma Valley County SD WWTP 459395 R2-2024-0027 N
1147624 08/04/2025 CTOX Chronic Toxicity Maximum Daily (MDEL) limit is 50 % effect and reported value wa Violation N eSMR Sonoma Valley County SD WWTP 459395 R2-2024-0027 N
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 52
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
455520 Admin Civil Liability R1-2023-0049 ACL R1-2023-0049 for Sonoma County Water Agency (SCWA) SSOMUNISML 12/14/2023 Active
452283 Admin Civil Liability R1-2023-0024 ACL R1-2023-0024 for Graton CSD NPDMUNIOTH 04/13/2023 Historical
437255 Admin Civil Liability R2-2020-1022 ACL R2-2020-1022 for Sonoma County Water Agency (SCWA) NPDMUNILRG 03/12/2020 Historical
434465 Admin Civil Liability R1-2019-0030 ACL R1-2019-0030 for Occidental CSD NPDMUNIOTH 09/05/2019 Historical
433388 Admin Civil Liability R2-2020-1012 ACL R2-2020-1012 for Sonoma County Water Agency (SCWA) R1 NPDMUNILRG 02/04/2020 Historical
429337 Notice of Violation None NOV 03/11/2019 for Sonoma County Water Agency (SCWA) R1 SSOMUNISML 03/11/2019 Active
416305 Staff Enforcement Letter None SEL 09/21/2017 for Sonoma County Water Agency (SCWA) R1 SSOMUNILRG 09/21/2017 Historical
415770 Notice of Violation None NOV 08/14/2017 for Sonoma County Water Agency (SCWA) R1 SSOMUNILRG 08/14/2017 Historical
415746 Notice of Violation None NOV 08/14/2017 for Sonoma County Water Agency (SCWA) R1 SSOMUNISML 08/14/2017 Historical
407906 Admin Civil Liability R2-2016-1024 ACL R2-2016-1024 for Sonoma County Water Agency (SCWA) R1 NPDMUNILRG 09/28/2016 Historical
407829 Admin Civil Liability R1-2016-0022 ACL R1-2016-0022 for SCWA Russian River CSD NPDMUNIOTH 06/20/2016 Active
401534 Cease and Desist Order R2-2015-0032 CDO R2-2015-0032 for Sonoma County Water Agency (SCWA) R1 SSOMUNILRG 06/10/2015 Active
401429 Admin Civil Liability R2-2015-1008 ACL R2-2015-1008 for Sonoma County Water Agency (SCWA) SSOMUNILRG 06/04/2015 Historical
397454 Admin Civil Liability R1-2014-0045 ACL R1-2014-0045 for Occidental CSD NPDMUNIOTH 07/07/2016 Historical
396723 Cease and Desist Order R1-2014-0034 CDO for SCWA Russian River CSD NPDMUNIOTH 08/14/2014 Active
382263 Formal Refer to Attorney Gen None Ref to AG 11/07/2011 for SCWA Occidental CSD NPDMUNIOTH 11/07/2011 Historical
378610 Notice of Violation None Cyanide notice of violation (NOV) NPDESWW 04/11/2011 Historical
375158 Admin Civil Liability R2-2011-0089  MMP for Sonoma Valley County Sanitation District NPDMUNILRG 01/21/2011 Historical
372805 Admin Civil Liability 2011-0009-DWQ ACL 2011-0009-DWQ for Sonoma Cnty Water Agency (SCWA) R1 NPDMUNIOTH 04/19/2011 Historical
372496 Staff Enforcement Letter None SEL for Sonoma Valley County Sanitation District NPDMUNILRG None Historical
371608 Time Schedule Order R1-2001-0048 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 05/24/2001 Active
371565 Notice of Violation None Enforcement - NOV SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 03/29/2007 Historical
371535 Cease and Desist Order R1-2010-0006 CDO R1-2010-0006 for SCWA Russian River CSD NPDMUNIOTH 02/09/2010 Active
370366 Staff Enforcement Letter None Enforcement - SEL 1B84060OSON Graton CSA NPDMUNIOTH 08/17/2009 Historical
359720 Cease and Desist Order R1-2012-0102 CDO for SCWA/Occidental CSD NPDMUNIOTH 12/06/2012 Historical
354983 Admin Civil Liability SWB-2008-2-0025 Expedited Payment Letter for SONOMA COUNTY WATER AGENCY NPDMUNILRG 11/19/2008 Historical
353548 Cease and Desist Order R2-2008-0091 Cease and Desist Order R2-2008-0091 for Sonoma Valley County Sanitation District NPDMUNILRG 12/01/2008 Historical
338715 Admin Civil Liability R1-2008-0045 ACL R1-2008-0045 for Sonoma Cnty Water Agency (SCWA) R1 SSOMUNISML 06/12/2008 Historical
331919 Time Schedule Order R1-2005-0086 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 10/12/2005 Active
327501 Admin Civil Liability R1-2005-0031 MMP Complaint 05-031 for Russian River NPDMUNIOTH 05/12/2005 Historical
327462 Cease and Desist Order R1-2005-0085 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 10/12/2005 Active
323508 Admin Civil Liability R1-2007-0054 ACLO R1-2007-0054 Occidental NPDMUNIOTH 09/13/2007 Historical
311487 Admin Civil Liability R2-2006-0013 MMP R2-2006-0013 for Sonoma Va. Co. Sanitation District NPDMUNILRG 06/14/2006 Historical
310086 Admin Civil Liability R1-2005-0062 MMP's for Russian River NPDMUNIOTH 06/22/2005 Historical
255841 Admin Civil Liability R1-2005-0004 Enforcement - 1B84060OSON GRATON CSA NPDMUNIOTH 01/18/2005 Historical
254793 Staff Enforcement Letter None Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 09/17/2004 Historical
254278 Time Schedule Order R1-2004-0103 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 11/29/2004 Active
254276 Cease and Desist Order R1-2004-0102 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 11/29/2004 Active
252581 Notice of Violation None Enforcement - 1B81073OSON SCWA Maintenance WDR 07/01/2004 Historical
250477 Admin Civil Liability R1-2003-0125 Enforcement - ACLO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 10/03/2003 Historical
248915 Admin Civil Liability R1-2003-0110 Enforcement - ACLC SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 09/17/2003 Superceded
247204 Notice of Violation None Enforcement - 1B81073OSON SCWA Maintenance WDR 08/25/2003 Historical
247165 Oral Communication None Enforcement - 1B72019OSON SCWA SEA RANCH NORTH PLANT WDRMUNILRG 11/06/2002 Historical
246687 Admin Civil Liability R1-1999-0069 Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 09/23/1999 Historical
245341 Notice of Violation None Enforcement - NOV SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 12/19/2002 Historical
245049 Admin Civil Liability R2-2003-0001 Enforcement - 2 494009001 NPDMUNILRG 01/16/2003 Historical
244373 Time Schedule Order R1-2003-0021 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 03/27/2003 Active
244372 Time Schedule Order R1-1997-0075 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 08/27/1997 Superceded
244371 Cease and Desist Order R1-2003-0020 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 03/27/2003 Active
244056 Admin Civil Liability R2-2003-0014 Enforcement - 2 494009001 NPDMUNILRG 05/21/2003 Historical
241149 13267 Letter UNKNOWN Enforcement - 2 494009001 NPDMUNILRG 03/13/2002 Historical
240880 Notice of Violation None Enforcement - NOV SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 03/06/2002 Historical
240432 Cease and Desist Order R2-2002-0044 Enforcement - 2 494009001 NPDMUNILRG 04/01/2002 Active
240055 Admin Civil Liability R2-2001-0020-01 ACL R2-2001-0020-01 for Sonoma Cnty Water Agency (SCWA) R1 NPDMUNILRG 10/30/2001 Historical
236928 Oral Communication None Enforcement - 1B00034RSON Healdsburg War Memorial Dam WDR 06/22/2001 Historical
235611 Admin Civil Liability R2-2001-0020A Enforcement - 2 494009001 NPDMUNILRG 05/23/2001 Historical
235368 Cease and Desist Order R1-2001-0047 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 05/24/2001 Active
227499 13267 Letter UNKNOWN Enforcement - 2 494009001 NPDMUNILRG 10/29/1999 Historical
227139 Oral Communication None Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 07/12/2000 Historical
227138 Oral Communication None Enforcement - Verbal SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 07/12/2000 Historical
227137 Oral Communication None Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 07/12/2000 Historical
226769 Oral Communication None Enforcement - 1B77117OSON SCWA Geyserville CSD WDRMUNIOTH 11/20/2000 Historical
225831 Cease and Desist Order 97-006 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 01/23/1997 Historical
225685 Cease and Desist Order 97-074 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 08/27/1997 Active
225684 Time Schedule Order 97-075 Enforcement - TSO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 08/27/1997 Active
225635 Admin Civil Liability R1-1997-0089 Enforcement - ACLC SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 08/27/1997 Superceded
225621 Admin Civil Liability R1-1997-0126 Enforcement - ACLO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 10/23/1997 Historical
225561 Oral Communication None Enforcement - 1B72019OSON SCWA SEA RANCH NORTH PLANT WDRMUNILRG 03/27/2001 Historical
225373 Cease and Desist Order R1-1998-0034 Enforcement - 1B71011OSON SCWA Oceanic Properties Sea Ranch Central Plant WDRMUNIOTH 03/26/1998 Historical
224927 Staff Enforcement Letter None Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 11/17/1999 Historical
224377 Oral Communication None Enforcement - 1B71011OSON SCWA Oceanic Properties Sea Ranch Central Plant WDRMUNIOTH 04/06/2000 Historical
224354 Admin Civil Liability 85-159 Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 10/23/1985 Historical
224321 Oral Communication None Enforcement - 1B72019OSON SCWA SEA RANCH NORTH PLANT WDRMUNILRG 04/27/2000 Historical
224130 Cease and Desist Order 93-038 Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 04/01/1993 Historical
223839 Cease and Desist Order R1-1998-0057 Enforcement - 1B82045OSON SCWA Russian River CSD NPDESWW 05/28/1998 Historical
223832 Admin Civil Liability R1-1998-0083 Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 08/26/1998 Historical
223110 Cease and Desist Order 94-106 Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 08/25/1994 Historical
222550 Cease and Desist Order R1-1979-0190 Enforcement - CDO SCWA Occidental CSD 1B83001OSON NPDMUNIOTH 12/05/1979 Historical
222046 Admin Civil Liability R2-1997-0126 Enforcement - 2 494009001 NPDMUNILRG 02/18/1998 Historical
221159 Admin Civil Liability 95-077 Enforcement - 1B81073OSON SCWA Maintenance WDR 09/28/1995 Historical
220400 Cease and Desist Order 97-009 Enforcement - 1B82045OSON SCWA Russian River CSD NPDESWW 01/23/1997 Historical
220118 Cease and Desist Order 95-05601 Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 08/24/1995 Historical
220117 Cease and Desist Order 95-05702 Enforcement - 1B84060OSON Graton CSA NPDMUNIOTH 08/24/1995 Historical
219982 Cease and Desist Order 97-076 Enforcement - 1B82045OSON SCWA Russian River CSD NPDMUNIOTH 08/27/1997 Active
Total Enforcement Actions: 84
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
447308 Mike West Enrollee - Waiver WDRMUNIENROTH 06/14/2022 Active
371785 Santa Rosa Area MS4 Phase 1 NPDES Permit MNSTW1 10/01/2009 Historical
376807 David Cook 401 Certification CERREST 05/14/2014 Active
457952 Connie Barton Enrollee - 401 Certification CERFILLEXC 10/01/2024 Active
404763 David Cuneo 401 Certification CERFILLEXC 05/09/2016 Active
382828 David Cuneo 401 Certification CERFILLEXC 05/10/2012 Historical
437314 David Cuneo Enrollee - 401 Certification CERFILLEXC 02/26/2020 Historical
363151 David Cuneo 401 Certification CERFILLEXC 04/13/2009 Historical
420178 David Cuneo 401 Certification CERFILLEXC 06/07/2018 Active
436540 David Cuneo 401 Certification CERFILLEXC 05/12/2020 Active
414345 David Cuneo Enrollee - 401 Certification CERFILLEXC 12/28/2017 Historical
172753 Jessica Martini-Lamb 401 Certification CERFILLEXC 05/06/2004 Historical
349042 Jessica Martini-Lamb 401 Certification CERFILLEXC 04/17/2006 Historical
348545 Jessica Martini-Lamb 401 Certification CERFILLEXC 07/19/2006 Historical
348542 David Cook 401 Certification CERFILLEXC 10/19/2006 Historical
419472 David Cook 401 Certification CERFILLEXC 09/18/2018 Historical
440047 David Cook 401 Certification CERFILLEXC 02/01/2021 Active
404763 David Cuneo 401 Certification CERFILLEXC 05/09/2016 Active
382828 David Cuneo 401 Certification CERFILLEXC 05/10/2012 Historical
437314 David Cuneo Enrollee - 401 Certification CERFILLEXC 02/26/2020 Historical
363151 David Cuneo 401 Certification CERFILLEXC 04/13/2009 Historical
420178 David Cuneo 401 Certification CERFILLEXC 06/07/2018 Active
436540 David Cuneo 401 Certification CERFILLEXC 05/12/2020 Active
407112 Connie Barton 401 Certification CERFILLEXC 10/27/2017 Active
414345 David Cuneo Enrollee - 401 Certification CERFILLEXC 12/28/2017 Historical
375188 Connie Barton 401 Certification CERFILLEXC 10/12/2010 Historical
407111 Connie Barton 401 Certification CERFILLEXC 10/27/2017 Active
Total Regulatory Measures linked to Related Parties: 27
  
  
The current report was generated with data as of: 11/07/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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