General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 351036 Sonoma County PRMD County Agency 2550 Ventura Avenue Santa Rosa, CA 95404 707-565-1909(+) null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 895100 5C Lytton Springs Road PM 11.06 Culvert Replacement Project Sonoma 1 Dredge/Fill Site Owner 05/31/2024 null 893284 Austin Creek Road & Bank Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner 02/05/2024 null 890506 5C Burnside Road PM 20.36 Culvert Replacement Project Sonoma 1 Development Site, NEC Owner and Operator 09/25/2023 null 890493 5C Sexton Road PM 10.95, 10.84 & 10.53 Culvert Replacements Project Sonoma 1 Dredge/Fill Site Owner 09/25/2023 null 889449 Bohemian Highway PM 11.70 Culvert Replacement Project Sonoma 1 Dredge/Fill Site Owner 07/13/2023 null 889390 Cazadero Highway Washout Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner 07/07/2023 null 889123 Canyon Road Bank Repair Project Sonoma 1 Dredge/Fill Site Owner 06/27/2023 null 889122 St. Helena Road PM 14.71 Road & Bank Repair Project Sonoma 1 Dredge/Fill Site Owner 06/27/2023 null 887673 St Helena Road PM 13,78 Culvert & Calistoga Road PM 10.08 Repair Project Sonoma 1 Dredge/Fill Site Owner 04/14/2023 null 887671 Leslie Road Washout Project Sonoma 1 Dredge/Fill Site Owner 04/14/2023 null 887665 Cherry Creek Road & Bank Repair Project Sonoma 1 Dredge/Fill Site Owner 04/14/2023 null 878933 5C Mill Creek Road Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner 01/21/2022 null 878928 5C Cazadero Highway PM 10.64 Emergency Road Repair Project Sonoma 1 Development Site, NEC Owner 01/21/2022 null 873936 Russian River Summer Crossing - Vacation Beach Sonoma 1 Dredge/Fill Site Operator 05/04/2021 null 873935 Russian River Summer Crossing - Asti Sonoma 1 Dredge/Fill Site Operator 05/04/2021 null 873543 5C Laurel Dell Avenue PM 10.11 Culvert Replacement Project Sonoma 1 Dredge/Fill Site Operator 04/15/2021 null 873542 5C West Dry Creek Road PM 10.95 Culvert Replacement Project Sonoma 1 Development Site, NEC Owner and Operator 04/15/2021 null 873496 5C Summerhome Park Road PM 10.23 Culvert Replacement Project Sonoma 1 Dredge/Fill Site Operator 04/15/2021 null 873493 5C Bisordi Lane PM 10.35 Culvert Replacement Project Sonoma 1 Development Site, NEC Operator 04/12/2021 null 873451 5C Walling Road PM 10.78 Culvert Replacement Project Sonoma 1 Development Site, NEC Owner and Operator 04/08/2021 null 873449 5C Walker Road PM 11.93 Culvert Replacement Project Sonoma 1 Development Site, NEC Owner and Operator 04/08/2021 null 870811 1502 Los Alamos Road Glass Fire Emergency Culvert Repair Project Sonoma 1 Dredge/Fill Site Owner and Operator 12/07/2020 null 860353 5C Laughlin Road Culverts Replacement Project Sonoma 1 Development Site, NEC Owner and Operator 08/09/2019 null 856874 Sonoma County DOT - Geyserville River Road Emergency Bank Repair Project Sonoma 1 Dredge/Fill Site Operator 03/12/2019 null 834707 Windsor River Road Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner and Operator 04/25/2017 null 832787 Lichau Road at Copeland Creek Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner and Operator 02/14/2017 null 831393 Sonoma Mountain Road PM 21.28 Emergency Repair Project Sonoma 1 Dredge/Fill Site Owner and Operator 01/03/2017 null 794193 Frei Road Sediment Removal Project Sonoma 1 Dredge/Fill Site Operator 05/15/2013 null 778651 Sonoma County - Mun Separate Storm Sewer, MS4 Sonoma 1 MS4 Owner and Operator 07/14/2014 null 766599 SCPRMD Mill Creek Confluence Sonoma 1 Dredge/Fill Site Operator 05/17/2011 null 766597 SCPRMD Hanson Pits Sonoma 1 Dredge/Fill Site Owner and Operator 05/17/2011 null 756811 Sonoma County PRMD, Grape Creek Box Culvert and Fish Passage Enhancement Project Sonoma 1 Dredge/Fill Site Is A Data Submitter For 07/16/2010 null 751551 Russian River Summer Crossings (Asti & Guerneville) Sonoma 1 Dredge/Fill Site Owner 04/08/2010 null 747238 Charles M. Schulz - Sonoma Valley Airport Vegetation Sonoma 1 Dredge/Fill Site Responsibility For 11/30/2009 null 725958 Little Wohler Creek over Mark West Creek Bridge Replacement Project Sonoma 1 Dredge/Fill Site Interested Party 09/09/2008 null 721942 Bennett Valley Rd @ Holland Drive Storm Water Ditch Maintenance Project Sonoma 1 Dredge/Fill Site Operator 08/29/2006 null 721199 Paulin Creek at County Farm Road Retaining Wall Replacement Project Sonoma 1 Dredge/Fill Site Operator 09/10/2007 null 720643 Sonoma County DOT & PW Camp Meeker Culvert Replacement Project Sonoma 1 Dredge/Fill Site Operator 06/25/2007 null 720580 SC DOT and PW Geyserville/River Roadside Ditch Cleaning Project Sonoma 1 Dredge/Fill Site Operator 07/13/2007 null 720249 Sonoma CDOT Dry Creek Rd @ Lytton Springs Rd Culvert Maintenance Project Sonoma 1 Dredge/Fill Site Owner and Operator 06/24/2008 null 645395 1B07002WNSO Sonoma County, Old Redwood Highway Bicycle Lanes - Windsor Sonoma 1 Dredge/Fill Site Owner and Operator 01/08/2007 null 272869 Wohler Road Culverts PM 11.29/11.43 Sonoma 1 Dredge/Fill Site Owner 04/28/2004 null 255690 Santa Rosa Ave SW Drain Project null 1 Dredge/Fill Site Owner 03/05/2004 null 252848 Sonoma County River Road PM 11.64 Sonoma 1 Dredge/Fill Site Owner 09/18/2003 null 241272 Monte Rio Community WW System Sonoma 1 Wastewater Treatment Facility Owner 03/20/2001 null 237552 Lower Russian River Summer Crossings Sonoma 1 Dredge/Fill Site Owner 11/04/2002 null 229927 Healdsburg Transfer Station Sonoma 1 Dredge/Fill Site Owner 04/27/2005 null 216163 Crocker Road Bridge Project Sonoma 1 Dredge/Fill Site Operator 01/13/2003 null 206613 Asti Summer Crossing - Russian River Sonoma 1 Dredge/Fill Site Owner 12/04/2002 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 638999 David Walsh Person Employee 04/14/2023 null null 638999 David Walsh Person Legally Responsible Official 04/13/2023 null null 602159 Rob Aguero Person Employee 09/16/2019 null null 602159 Rob Aguero Person Legally Responsible Official 01/21/2022 null null 569606 Deborah Waller Person Legally Responsible Official 05/10/2018 null null 569606 Deborah Waller Person Legally Responsible Official 04/15/2021 null null 563633 Chris Seppeler Person Employee 04/25/2017 null null 555034 Mary Nicholl Person Employee 03/09/2016 null null 553789 North Coast Region MS4 Phase 1 Organization In an Agreement With 11/25/2015 null Government Agency Combination 547522 DeWayne Starnes Person Employee 07/14/2014 null null 547521 Reg Cullen Person Employee 07/14/2014 null null 541959 Jackson Ford Person Legally Responsible Official 01/03/2017 null null 526431 Rob Houweling Person Legally Responsible Official 07/11/2022 null null 475259 Crystal Acker Person Facility Contact 06/26/2008 null null 474693 John Souza Person Facility Contact 06/24/2008 null null 370497 Laura Peltz Person Facility Contact 03/22/2007 null null 349486 Wiles Edison Person Employee 11/02/2006 null null 125002 Richard Stabler Person Legally Responsible Official 03/20/2001 null null Regulatory Measures(non-enforcement) Reg. Measure ID Regulatory Measure Type Region WDID Title Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date 132103 WDR 1 1B01021RSON WDR R1-2002-0009 for Monte Rio Community WW System Historical WDRMUNILRG R1-2002-0009 03/28/2002 01/19/2012 Discharger 03/28/2002 null 442900 Enrollee - Waiver 1 1B21072WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County DOT&PW, 5C Bisordi Lane PM 10.35 Culvert Replacement Project Active WDRNONMUNIPRCS R1-2022-0031 04/12/2021 null Discharger 04/15/2021 null 442867 Enrollee - Waiver 1 1B21068WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County DOT&PW, 5C Walling Road PM 10.78 Culvert Replacement Project Active WDRNONMUNIPRCS R1-2022-0031 05/04/2021 null Discharger 04/08/2021 null 412918 Enrollee - Waiver 1 1B170434WNSO Enrollee - Waiver for Sonoma County PRMD; Windsor River Road Emergency Repair Project Historical CERFILLEXC RGP 5 04/27/2017 05/31/2017 Discharger 04/25/2017 null 442866 Enrollee - Waiver 1 1B21067WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County DOT&PW, 5C Walker Road PM 11.93 Culvert Replacement Project Historical WDRNONMUNIPRCS R1-2022-0031 04/07/2021 06/30/2023 Discharger 04/08/2021 null 442946 Enrollee - Waiver 1 1B21081WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County DOT&PW, 5C West Dry Creek Road PM 10.95 Culvert Replacement Project Historical WDRNONMUNIPRCS R1-2022-0031 04/13/2021 06/30/2023 Discharger 04/15/2021 null 442947 Enrollee - Waiver 1 1B21082WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County PRMD, 5C Laurel Dell Avenue PM 10.11 Culvert Replacement Project Active CERFILLEXC R1-2022-0031 04/14/2021 null Discharger 04/15/2021 null 433457 Enrollee - Waiver 1 1B190113WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County PRMD, 5C Laughlin Road Culverts Replacement Project Historical WDRNONMUNIPRCS R1-2022-0031 07/22/2019 06/30/2023 Discharger 08/09/2019 null 446373 Enrollee - Waiver 1 1B21247WNSO Enrollee - Waiver under Conditional Waiver for Low Threat Discharges for Sonoma County DOT&PW, 5C Cazadero Highway PM 10.64 Emergency Road Repair Project Historical WDRNONMUNIPRCS R1-2022-0031 11/19/2021 06/30/2023 Discharger 01/21/2022 null 457127 Enrollee - Waiver 1 1B24068WNSO Enrollee - Waiver for Sonoma County PRMD Active CERFILLEXC R1-2023-0034 07/24/2024 null Discharger 05/31/2024 null 455745 Enrollee - 401 Certification 1 1B24014WNSO Enrollee - 401 Certification for Sonoma County PRMD Active CERFILLEXC 2019-0044-EXEC 03/04/2024 null Discharger 02/05/2024 null 179227 Enrollee - 401 Certification 1 1B03174WNSO 1B03174WNSO River Road PM 11.64 Waiver Historical CERFILLEXC R1-2002-0080 10/06/2003 09/15/2023 Discharger 09/01/2005 null 441519 Enrollee - 401 Certification 1 1B20214WNSO Enrollee - 401 Certification for Sonoma County PRMD, 1502 Los Alamos Road Glass Fire Emergency Culvert Repair Project Active CERFILLEXC 2019-0044-EXEC 12/16/2020 null Discharger 12/07/2020 null 411245 Enrollee - 401 Certification 1 1B161717WNSO Enrollee - 401 Certification for Sonoma County PRMD; Sonoma Mountain Road PM 21.28 Emergency Repair Project Historical CERFILLEXC RGP 5 12/27/2016 11/29/2023 Discharger 01/03/2017 null 453383 Enrollee - 401 Certification 1 1B23105WNSO Enrollee - 401 Certification for Sonoma Public Infrastructure Active CERFILLEXC SB12006GN 07/08/2024 null Discharger 07/07/2023 null 411833 Enrollee - 401 Certification 1 1B170092WNSO Enrollee - 401 Certification for Sonoma County PRMD; Lichau Road at Copeland Creek Emergency Repair Project Historical CERFILLEXC RGP 5 04/20/2017 04/20/2022 Discharger 02/14/2017 null 452287 Enrollee - 401 Certification 1 1B23037WNSO Enrollee - 401 Certification for Sonoma County PRMD, St Helena Road PM 13,78 Culvert & Calistoga Road PM 10.08 Repair Project Active CERFILLEXC 2019-0044-EXEC 06/23/2023 null Discharger 04/14/2023 null 429355 Enrollee - 401 Certification 1 1B190013WNSO DRAFT Enrollee - 401 Certification 03/12/2019 for Sonoma County DOT - Geyserville River Road Emergency Bank Repair Project Historical CERFILLEXC RGP 5 null 01/05/2023 Discharger 03/12/2019 null 452284 Enrollee - 401 Certification 1 1B23036WNSO Enrollee - 401 Certification for Sonoma County PRMD, Leslie Road Washout Project Historical CERFILLEXC 2019-0044-EXEC 06/23/2023 01/10/2024 Discharger 04/14/2023 null 452272 Enrollee - 401 Certification 1 1B23035WNSO Enrollee - 401 Certification for Sonoma County PRMD, Cherry Creek Road & Bank Repair Project Active CERFILLEXC 2019-0044-EXEC 06/23/2023 null Discharger 04/14/2023 null 170394 401 Certification 1 1B04025WNSO 1B04025WNSO Santa Rosa Ave SW Drain Project Historical CERFILLEXC null 10/05/2004 10/05/2009 Discharger 06/17/2005 null 443181 401 Certification 1 1B21108WNSO 401 Cert for Sonoma County PRMD, Russian River Summer Crossing - Asti Active CERFILLEXC null 07/21/2021 null Discharger 05/04/2021 null 171956 401 Certification 1 1B02180WNSO 1B02180WNSO Lower Russian River Summer Crossings Historical CERFILLEXC null 04/22/2003 04/21/2008 Discharger 06/17/2005 null 348762 401 Certification 1 1B06129WNSO Bennett Valley Rd @ Holland Drive Storm Water Ditch Maintenance Project Historical CERFILLEXC null 10/11/2006 10/11/2011 Discharger 08/29/2006 null 348000 401 Certification 1 1B07098WNSO SC DOT & PW Camp Meeker Culvert Replacement Project Historical CERFILLEXC null 08/02/2007 08/01/2012 Discharger 06/25/2007 null 318822 401 Certification 1 1B07002WNSO 1B07002WNSO Sonoma Co, Old Redwood Hwy Bicycle Lane - Windsor Historical CERFILLEXC null 05/29/2007 05/29/2012 Discharger 01/08/2007 null 453211 401 Certification 1 1B23097WNSO 401 Cert for Sonoma County PRMD Active CERFILLEXC null 07/08/2024 null Discharger 06/27/2023 null 390252 401 Certification 1 1B13057WNSO Enrollee for Sonoma Cnty PRMD Frei Road Sediment Removal Project Historical CERDREDGE null 08/28/2013 08/28/2018 Discharger 05/15/2013 null 375867 401 Certification 1 1B10103WNSO 1B10103WNSO SCPRMD, Grape Creek Box Culvert & Fish Passage Enhancement Project Historical CERREST Small Habitat Restoration Project 09/23/2010 09/22/2015 Discharger 09/23/2010 null 173688 401 Certification 1 1B04047WNSO 1B04047WNSO Wohler Road Culverts PM 11.29 Historical CERFILLEXC null 09/07/2004 09/07/2009 Discharger 06/17/2005 null 443183 401 Certification 1 1B21109WNSO 401 Cert for Sonoma County PRMD, Russian River Summer Crossing - Vacation Beach Active CERFILLEXC null 07/22/2021 null Discharger 05/04/2021 null 453210 401 Certification 1 1B23096WNSO 401 Cert for Sonoma County PRMD Active CERFILLEXC null 07/08/2024 null Discharger 06/27/2023 null 348313 401 Certification 1 1B07117WNSO Paulin Creek At County Farm Road Retaining Wall Replacement Historical CERFILLEXC null 10/02/2007 10/02/2012 Discharger 09/10/2007 null 171482 401 Certification 1 1B03005WNSO Crocker Road Bridge Project Historical CERFILLEXC null 07/31/2003 07/31/2008 Discharger 06/17/2005 null 171481 401 Certification 1 1B02206WNSO 1B02206WNSO Asti Summer Crossing - Russian River Historical CERFILLEXC null 04/15/2004 04/15/2009 Discharger 06/17/2005 null 347746 401 Certification 1 1B08086WNSO Dry Creek Rd @ Lytton Springs Rd Culvert Maintenance Project Historical CERFILLEXC null 01/07/2011 01/06/2016 Discharger 06/24/2008 null 373751 401 Certification 1 1B10033WNSO WQC 06/01/2010 for Sonoma County PRMD Russian River Crossings Historical CERFILLEXC null 06/01/2010 12/31/2021 Discharger 04/08/2010 null Violations within the past calendar year 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. Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 448506 Rob Aguero Enrollee - 401 Certification CERFILLEXC 09/27/2022 Active 448506 Rob Aguero Enrollee - 401 Certification CERFILLEXC 09/27/2022 Active 439171 Rob Houweling Enrollee - 401 Certification CERFILLEXC 08/12/2020 Active 436019 Rob Aguero Enrollee - 401 Certification CERFILLEXC 02/11/2020 Historical 436019 Rob Aguero Enrollee - 401 Certification CERFILLEXC 02/11/2020 Historical 434772 Rob Aguero Enrollee - 401 Certification CERFILLEXC 10/15/2019 Historical 434772 Rob Aguero Enrollee - 401 Certification CERFILLEXC 10/15/2019 Historical 430023 Chris Seppeler Enrollee - WDR CERFILLEXC 05/20/2019 Active 419348 Mary Nicholl 401 Certification CERFILLEXC 01/28/2019 Active 417155 Deborah Waller Enrollee - 401 Certification CERFILLEXC 11/06/2017 Historical 417155 Deborah Waller Enrollee - 401 Certification CERFILLEXC 11/06/2017 Historical 415119 Chris Seppeler 401 Certification CERFILLEXC 09/14/2017 Historical 412918 Chris Seppeler Enrollee - Waiver CERFILLEXC 04/27/2017 Historical 404983 Mary Nicholl 401 Certification CERFILLEXC 06/06/2016 Historical