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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
39771 San Luis Obispo City City Agency 990 Palm Street San Luis Obispo, CA 93401 805-781-7239(+) mark@copelandproperties.com
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
896173 Johnson Ranch Riparian Restoration Project San Luis Obispo 3 Dredge/Fill Site Owner 08/23/2024 None
890120 San Luis Obispo Creek Repair near Johnson Avenue Project San Luis Obispo 3 Dredge/Fill Site None None None
851052 Laguna Lake Sediment Management Program San Luis Obispo 3 Dredge/Fill Site Owner 09/18/2018 None
826571 San Luis Obispo City WS San Luis Obispo 3 Utility Structure Owner and Operator 07/25/2016 None
821919 Calle Joaquin Siphon and Lift Station Replacement Project San Luis Obispo 3 Dredge/Fill Site Owner 02/10/2016 None
810809 34014WQ21 Prefumo Creek Sediment Removal San Luis Obispo 3 Dredge/Fill Site Owner 11/20/2014 None
810808 34014WQ22 San Luis Obispo Creek Sediment Removal San Luis Obispo 3 Dredge/Fill Site Owner 11/20/2014 None
808934 34014WQ16 Broad Street Bank Stabilization San Luis Obispo 3 Dredge/Fill Site Owner 09/03/2014 None
795357 Andrews Creek Bypass storm Drain Improvements Project, San Luis Obispo Cnty San Luis Obispo 3 Dredge/Fill Site Owner 06/11/2013 None
783601 Higuera Street Storm Drain Culvert Repair San Luis Obispo 3 Dredge/Fill Site Owner 07/17/2012 None
783536 Cty of San Luis Obispo Creek Maintenance Annual Work Plan San Luis Obispo 3 Dredge/Fill Site Owner 07/16/2012 None
782234 Storm Drain Repairs at Various Locations Phase 1 Spec. No. 91307 San Luis Obispo 3 Dredge/Fill Site Owner 06/18/2012 None
778661 Motel Inn Sewer Line Temporary Armoring San Luis Obispo 3 Dredge/Fill Site Operator 03/14/2012 None
772866 Sediment Removal in San Luis Obispo Creek and Perfumo Creek Bypass Channels San Luis Obispo 3 Dredge/Fill Site Operator 11/08/2011 None
767724 City of San Luis Obispo Sediment Removal Project - SLO Creek at Marsh and Prefum San Luis Obispo 3 Dredge/Fill Site Operator 06/22/2011 None
767722 City of San Luis Obispo Silt Removal Project - Prefumo at Madonna San Luis Obispo 3 Dredge/Fill Site Operator 06/22/2011 None
716472 City of SLO Cleanup Sites on Tank Farm Road San Luis Obispo 3 Service/Commercial Site, NEC Owner and Operator 04/25/2013 None
637513 San Luis Obispo City Water Distribution System San Luis Obispo 3 Utility Structure None None None
633101 Recycled Water Flushing San Luis Obispo 3 Facility None None None
631748 San Luis Obispo CS San Luis Obispo 3 Collection_System Owner 04/06/2006 None
602576 San Luis Obispo City Reservoir Number 1 Pipeline Project San Luis Obispo 3 Facility Owner 09/09/2005 None
271808 San Luis Obispo Water Reclamation Facility San Luis Obispo 3 Wastewater Treatment Facility Owner 10/24/2003 None
255380 San Luis Obispo WWTP San Luis Obispo 3 Wastewater Treatment Facility Owner 07/26/1994 None
255379 San Luis Obispo Municipal SW San Luis Obispo 3 MS4 Owner 06/17/2005 None
247437 Palm Street Dewatering San Luis Obispo 3 Facility Owner 01/15/2004 None
232660 Irrigation Wells San Luis Obispo 3 Facility Owner 12/09/2002 None
201054 SLO City Aquatic Pesticides San Luis Obispo 3 Waterway/Shoreline Site Owner 08/06/2002 None
Total Related Places: 27
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
646867 Lucia Pohlman Person Legally Responsible Official 08/23/2024 None None
642955 John Huggins Person Legally Responsible Official 12/13/2023 None None
639319 Keith Schwanemann Person Data Submitter 05/08/2023 None None
633756 Jill Rose Person Data Submitter 06/13/2022 None None
632749 matthew stiles Person Data Submitter 04/26/2022 None None
630624 Ryan Beech Person Legally Responsible Official 02/08/2022 None None
629887 Patrick McGrath Person Legally Responsible Official 01/19/2022 None None
625699 Patrice Parsons Person Data Submitter 06/22/2021 None None
624526 Bryan Chen Person Data Submitter 05/19/2021 None None
623910 Christopher Duncan Person Data Submitter 04/29/2021 None None
622541 Daren Kersey Person Legally Responsible Official 03/17/2021 None None
610331 Jarrett Rucker Person Legally Responsible Official 07/01/2020 None None
601717 Andrew Mora Person Legally Responsible Official 09/10/2019 None None
594827 James Austin Person Data Submitter 02/13/2019 None None
584394 Robert Hill Person Legally Responsible Official 09/18/2018 None None
581491 Christopher Lehman Person Legally Responsible Official 07/31/2018 None None
562996 Jeremy Gearhart Person Legally Responsible Official 03/28/2017 06/23/2021 None
558262 Donald Thomas Person Employee 07/25/2016 None None
556578 Mychal Boerman Person Legally Responsible Official 05/31/2016 None None
554894 Tyler Lee Person Data Submitter 01/06/2022 None None
554724 Marcus Henderson Person Legally Responsible Official 02/25/2016 None None
554602 Jennifer Metz Person Legally Responsible Official 02/10/2016 None None
551631 Mitchell Plum Person Data Submitter 06/10/2015 None None
550892 Benjamin Marquart Person Legally Responsible Official 05/01/2015 09/04/2019 None
550892 Benjamin Marquart Person Data Submitter 04/22/2015 05/01/2015 None
549942 Christina Claxton Person Legally Responsible Official 11/06/2019 None None
549942 Christina Claxton Person Data Submitter 02/03/2015 11/06/2019 None
541114 Manuel Guzman Person Legally Responsible Official 11/20/2014 None None
540886 Matt Horn Person Legally Responsible Official 06/11/2013 None None
535208 Dan Van Beveren Person Legally Responsible Official 07/16/2012 None None
534490 Freddy Otte Person Legally Responsible Official 06/18/2012 None None
523932 Howard Brewen Person Legally Responsible Official 07/27/2010 07/20/2018 None
375126 Daniel Goulet Person Legally Responsible Official 04/24/2007 07/20/2018 None
375125 Bud Nance Person Legally Responsible Official 04/24/2007 07/20/2018 None
303832 Matthew Anderson Person Legally Responsible Official 08/04/2025 None None
303832 Matthew Anderson Person Data Submitter 03/10/2006 None None
303826 Joe O'Donnell Person Data Submitter 03/10/2006 None None
303590 Aaron Floyd Person Employee 03/19/2008 07/25/2018 None
303590 Aaron Floyd Person Legally Responsible Official 03/09/2006 07/25/2018 None
303581 Anne Fairchild Person Data Submitter 03/09/2006 03/04/2019 None
213794 Patti Gwathmey Person Legally Responsible Official 04/24/2007 12/12/2007 None
144711 Jim Autry Person Employee 10/01/2004 01/01/2008 None
98474 David Hix Person Employee 04/06/2006 None None
98474 David Hix Person Employee 07/26/1994 None None
Total Related Parties: 44
  
  
  
  
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?
458179 Enrollee - 401 Certification 3 34024WQ26 Active CERREST SB12006GN 10/07/2024 None Discharger 08/23/2024 None N
456704 NPDES Permit 3 3 400107001 Active NPDMUNILRG R3-2024-0001 09/01/2024 None Discharger 04/24/2024 None N
454149 Enrollee - 401 Certification 3 34023WQ36 Active CERFILLEXC 2018-0029-EXEC 10/31/2023 None Discharger 08/31/2023 None N
440267 Co-Permitee SB 3 400107001 Active SLIC 2020-0015-DWQ 07/09/2020 None Discharger 09/18/2020 None N
425282 401 Certification 3 34018WQ31 Historical CERDREDGE None 09/11/2019 09/11/2024 Discharger 09/18/2018 None N
407879 Enrollee - NPDES 3 4DW0125 Active NPDNONMUNIPRCS 2014-0194-DWQ 07/01/2016 None Discharger 07/01/2016 None N
404622 401 Certification 3 34016WQ06 Historical CERFILLEXC None 11/19/2020 09/01/2021 Discharger 02/10/2016 None Y
399576 NPDES Permit 3 3 400107001 Historical NPDMUNILRG R3-2014-0033 12/01/2014 08/31/2024 Discharger 01/23/2015 None N
398906 401 Certification 3 34014WQ21 Historical CERFILLEXC None 01/15/2015 07/30/2018 Discharger 11/20/2014 None N
398905 401 Certification 3 34014WQ22 Historical CERFILLEXC None 01/22/2015 08/08/2018 Discharger 11/20/2014 None N
397914 401 Certification 3 None Historical CERFILLEXC None 12/11/2014 12/11/2021 Discharger 09/03/2014 None N
391007 401 Certification 3 None Historical CERFILLEXC None 05/16/2011 05/14/2016 Discharger 06/11/2013 None N
386272 401 Certification 3 None Historical CERFILLEXC None 12/06/2010 12/06/2015 Discharger 07/17/2012 None N
386236 401 Certification 3 None Historical CERFILLEXC 34010wq07 08/27/2010 08/27/2015 Discharger 07/16/2012 None N
385568 401 Certification 3 None Historical CERFILLEXC None 07/30/2012 07/29/2017 Discharger 06/18/2012 None N
383755 401 Certification 3 None Historical CERFILLEXC None 04/09/2012 04/08/2017 Discharger 03/14/2012 None N
382065 401 Certification 3 None Historical CERFILLEXC None 01/06/2012 01/06/2017 Discharger 11/08/2011 None N
379824 401 Certification 3 None Historical CERDREDGE None 08/16/2011 08/06/2016 Discharger 03/23/2011 None N
379820 401 Certification 3 None Historical CERDREDGE None 08/16/2011 08/16/2016 Discharger 06/20/2011 None N
344344 Enrollee - Waiver 3 3 400408186 Active WDRNONMUNIPRCS R3-2024-0035 03/21/2008 None Discharger 04/24/2008 None N
306620 Enrollee 3 3 400706389 Historical NPDNONMUNIPRCS R3-2011-0223 12/01/2006 07/26/2016 Discharger 07/20/2006 None N
302444 Enrollee 3 3 400406378 Historical NPDNONMUNIPRCS 01-119 04/11/2006 06/27/2006 Discharger 05/09/2006 None N
299937 Enrollee 3 3SSO10320 Active SSOMUNILRG 2022-0103-DWQ 07/27/2006 None Discharger 04/10/2006 None N
261519 Enrollee 3 3 400106335 Historical NPDNONMUNIPRCS R3-2011-0223 12/01/2006 06/01/2007 Discharger 01/19/2006 None N
261358 NPDES Permit 3 3 400107001 Historical NPDMUNILRG R3-2002-0043 MOD 03/25/2005 11/30/2014 Discharger 01/16/2007 None N
185357 Enrollee 3 3 400212016 Historical NPDNONMUNIPRCS 01-119 01/14/2003 11/19/2003 Discharger 09/01/2005 None N
185354 Enrollee 3 3 400206023 Historical NPDNONMUNIPRCS 2001-0012-DWQ 06/25/2004 None Discharger 09/01/2005 None N
174951 Enrollee 3 3 40MS03009 Historical MNSTW2 2003-0005-DWQ 06/30/2009 06/30/2013 Discharger 06/17/2005 None N
146994 NPDES Permit 3 3 400107001 Historical NPDMUNILRG 95-048 10/13/1995 05/30/2002 Discharger 10/13/1995 None N
144202 NPDES Permit 3 3 400107001 Historical NPDMUNILRG 90-012 04/13/1990 10/13/1995 Discharger 04/13/1990 None N
143665 NPDES Permit 3 3 400107001 Historical NPDMUNILRG 85-021 02/08/1985 01/10/1986 Discharger 02/08/1985 None N
143462 NPDES Permit 3 3 400107001 Historical NPDMUNILRG 86-063 01/10/1986 04/13/1990 Discharger 01/10/1986 None N
132348 WDR 3 3 400309097 Active WDRMUNILRG R3-2003-0081 10/24/2003 None Discharger 10/24/2003 None N
131511 NPDES Permit 3 3 400107001 Historical NPDMUNILRG R3-2002-0043 05/31/2002 03/24/2005 Discharger 05/31/2002 None N
Total Regulatory Measures: 34
  
  
  
  
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.
1147956 08/12/2025 Surface Water The difference in True Color Units between RSW-004 and RSW-005 was 33. Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1147955 08/12/2025 Surface Water RSW-004 and RSW-005 had a temperature difference of 7.9 degrees Fahrenheit.RSW-0 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1146676 07/01/2025 Surface Water Color at RSW-004 was 7 true color units on 7/1/2025. Color at RSW-005 was 38 tr Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1146675 07/01/2025 Surface Water The temperature at RSW-004 was 17.1 degrees C (63 F) on 7/1/2025. The temperatu Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1145027 06/03/2025 Surface Water RSW-005 True Color Units had a reported value of 32 on 6/3/25, and RSW-004 True Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1144365 05/06/2025 Surface Water RSW-004 True Color was 8 true color units on 5/6/25, and RSW-005 True Color was Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1144364 05/29/2025 CAT1 Nitrate, Total (as N) Monthly Mean limit is 10 mg/L and reported value was 11 mg Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1142754 01/28/2025 CTOX Chronic Toxicity-Green Alga-Growth Monthly Median limit is 0 % effect and report Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1142753 01/13/2025 CTOX Chronic Toxicity-Green Alga-Growth Maximum Daily (MDEL) and reported value was Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1142750 03/31/2025 CAT2 Dichlorobromomethane Monthly Average limit is .56 ug/L and reported value was .9 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1141746 02/04/2025 Surface Water The difference in true color units between RSW-004 and RSW-005 was 37 on 2/4/25 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1141745 02/04/2025 Surface Water Receiving water temperature between RSW-004 and RSW-005 differed by 9.5 degrees Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1140755 02/16/2025 Late Report Annual SMR ( SUMRPT ) (Summary Report) report for 2024 (2788363) was due on 15- Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1140647 01/31/2025 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1140646 01/07/2025 Surface Water The diffference in true color units between RSW-005 and RSW-004 was 28. Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1140080 02/04/2025 Late Report Annual SMR ( PRETRPT ) (Pretreatment Annual) report for 2024 (2788362) was due Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1140079 02/04/2025 Late Report Annual SMR ( SLUDGE ) (Biosolids (Sludge) Tech Rpt) report for 2024 (2788364) w Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1140077 02/04/2025 Late Report Annual SMR ( SLUDGE ) (Biosolids (Sludge) Tech Rpt) report for 2024 (2910122) w Violation None Report San Luis Obispo WWTP 456704 R3-2024-0001 N
1140054 02/02/2025 Late Report Annual SMR ( MONNPDES ) (NPDES Mon Rpt Annual) report for 2024 (2788365) was du Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1140038 12/03/2024 Surface Water Sodium Annual Mean was 76 mg/L at RSW-005 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1139349 01/24/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Collection System Maintenance Failure (specify below) ca Violation None SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1139140 12/31/2024 CAT2 Molybdenum, Total Monthly Average limit is 0.01 mg/L and reported value was 0.03 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1139139 12/11/2024 Surface Water Receiving Water RSW-005 Color - RSW-005 was 30 true color units greater than RSW Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1139138 07/02/2024 Surface Water The annual running mean for RSW-005 sodium was 70 mg/L. THIS VIOLATION HAS BEEN Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1137873 11/30/2024 CAT2 Dibromochloromethane Monthly Average (Mean) limit is 0.4 ug/L and reported value Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1137872 11/05/2024 CAT2 Dibromochloromethane Maximum Daily (MDEL) limit is 0.81 ug/L and reported value Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1137871 11/05/2024 Surface Water temperature Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1137870 11/05/2024 Surface Water color Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1136646 10/15/2024 Surface Water Receiving Water RSW-005 Color - RSW-005 was 33 true color units greater than RSW Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1136645 10/31/2024 CAT2 Molybdenum, Total Monthly Average limit is 0.01 mg/L and reported value was 0.03 Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 Y
1136644 10/23/2024 Deficient Monitoring Sodium hypochlorite was used to disinfect and clean a UV vessel on 10/23/24. Th Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1136023 11/02/2024 Late Report Quarterly SMR ( PRETRPT ) (Pretreatment Mon Rpt Quarterly) report for Q3 2024 (2 Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1136008 11/02/2024 Late Report Quarterly SMR ( PRETRPT ) (Pretreatment Mon Rpt Quarterly) report for Q3 2024 (2 Violation None Report San Luis Obispo WWTP 456704 R3-2024-0001 N
1136007 11/02/2024 Late Report Quarterly SMR ( MONNPDES ) (NPDES Mon Rpt Quarterly) report for Q3 2024 (2910119 Violation None Report San Luis Obispo WWTP 456704 R3-2024-0001 N
1135201 09/11/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135200 09/04/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135199 09/03/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135198 09/12/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135197 09/09/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135196 09/06/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135195 09/05/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135194 09/10/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135093 09/12/2024 Order Conditions Effluent-002 Total Coliform Daily Max 25.6 MPN/100 mL on 9/12/24. The elevated Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135092 09/03/2024 Surface Water RSW-005 was 26 true color units greater than RSW-004. The SLO WRRF upgrade, kno Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135091 09/19/2024 Order Conditions Effluent-002 7 Sample Median 3.1 MPN/100 mL on 9/19/24. The elevated results wer Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135090 09/13/2024 Order Conditions Effluent-002 Total Coliform Daily Max 65.0 MPN/100 mL on 9/13/24. The elevated Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1135089 09/02/2024 Deficient Monitoring The Water Quality Laboratory used method Standard Methods 9223 for Total Colifor Violation N eSMR San Luis Obispo WWTP 456704 R3-2024-0001 N
1134600 07/02/2024 Surface Water The annual running mean for RSW-005 sodium was 70 mg/L Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1133723 07/23/2024 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris from Lateral, Root Intrusion caused 911 gallons o Violation None SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1132902 08/29/2024 Surface Water Increase of 29 color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1132901 08/22/2024 Surface Water Increase of 24color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1132900 08/06/2024 Surface Water Increase of 16 color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1131328 07/31/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1131327 07/31/2024 Surface Water Increase of 19 color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1131326 07/17/2024 Surface Water Increase of 19 color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1131325 07/02/2024 Surface Water Increase of 19 color units from RSW-004 and RSW-005. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1130042 04/02/2024 Surface Water Annual running mean 72mg/L Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1130041 06/19/2024 Surface Water RSW-005 was 16 true color units greater than RSW-004 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1130040 06/30/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1128946 05/31/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1128176 04/30/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1126356 01/02/2024 Surface Water RSW-005 annual running mean for sodium was 79 mg/L. WRRF Influent sodium was 11 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1126355 03/31/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 11 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1125298 02/29/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124513 01/10/2024 Surface Water RSW-004 11 Color Units, RSW-005 27 Color units. The upgraded liquids treatment Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124512 01/30/2024 Surface Water RSW-004 13 Color Units, RSW-005 29 Color units. The upgraded liquids treatment Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124510 01/18/2024 Surface Water RSW-004 8 Color Units, RSW-005 30 Color units. The upgraded liquids treatment p Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124508 01/18/2024 Surface Water RSW-004 Temp 13.3 Deg C, RSW-005 18.5 Deg C, 10 deg F difference not enough cool Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124506 01/31/2024 CAT1 Nitrate, Total (as N) Monthly Average limit is 10.0 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124505 01/10/2024 Surface Water RSW-004 Temp 12.8 Deg C, RSW-005 17.6 Deg C, 9 deg F difference Not enough cooli Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124504 01/02/2024 Surface Water RSW-004 Temp 13.7 Deg C, RSW-005 17.8 Deg C, 7 deg F difference Not enough cooli Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124503 01/30/2024 Surface Water RSW-004 Temp 13.7 Deg C, RSW-005 17.4 Deg C, 7 deg F difference Not enough cooli Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1124274 02/02/2024 Late Report Annual SMR ( SLUDGE ) (Biosolids (Sludge) Tech Rpt) report for 2023 (2673352) w Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1123562 12/06/2023 Surface Water Color The upgraded liquids treatment process does not use sodium hypochlorite f Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123561 12/01/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123560 12/14/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123559 12/07/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123558 12/06/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123557 12/02/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123556 12/09/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123555 12/03/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123554 12/08/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123553 12/16/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123552 12/15/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123551 12/13/2023 Deficient Monitoring Color The upgraded liquids treatment process does not use sodium hypochlorite f Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123550 12/17/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123549 12/13/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123548 12/31/2023 CAT1 Nitrate, Total (as NO3) Monthly Average limit is 10.0 mg/L and reported value wa Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123547 12/12/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123546 12/11/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123545 12/05/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123544 12/10/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123543 12/04/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123542 12/28/2023 Surface Water Temperature not enough cooling towers were in service. The operations team has Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123541 12/20/2023 Surface Water Color The upgraded liquids treatment process does not use sodium hypochlorite f Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123374 10/12/2023 Order Conditions Discharge of treated wastewater at an unapproved location in violation of permit Violation N Report San Luis Obispo WWTP 399576 R3-2014-0033 Y
1123373 10/12/2023 Surface Water Discharge that increased the concentration of ammonia, an inorganic chemical, an Violation N Report San Luis Obispo WWTP 399576 R3-2014-0033 Y
1123371 10/12/2023 Order Conditions Discharge of effluent that altered the quality of its waters to a degree that un Violation N Report San Luis Obispo WWTP 399576 R3-2014-0033 Y
1123370 10/12/2023 Surface Water Discharge of waste that caused concentrations of un-ionized ammonia to exceed 0. Violation N Report San Luis Obispo WWTP 399576 R3-2014-0033 Y
1123369 10/12/2023 Surface Water Discharge of effluent containing toxic substances in concentrations toxic to aqu Violation N Report San Luis Obispo WWTP 399576 R3-2014-0033 Y
1123107 11/07/2023 Surface Water Water The upgraded liquids treatment process does not use sodium hypochlorite fo Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123106 11/25/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123105 11/24/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123104 11/22/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123103 11/13/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123102 11/29/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123101 11/26/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123100 11/20/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123099 11/11/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123098 11/23/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123097 11/19/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123096 11/12/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123095 11/07/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123094 11/15/2023 Surface Water Water The upgraded liquids treatment process does not use sodium hypochlorite fo Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123093 11/30/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123092 11/28/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123091 11/27/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123090 11/09/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123089 11/17/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123088 11/16/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123087 11/15/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123086 11/14/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123085 11/05/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123084 11/04/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123083 11/08/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1123082 11/06/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122851 11/01/2023 Surface Water The upgraded liquids treatment process does not use sodium hypochlorite for disi Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122850 11/01/2023 Surface Water Not enough cooling towers were in service. The operations team has been balancin Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122314 10/12/2023 Surface Water RSW-005 unionized ammonia as N was 1.42 mg/L on 10/12/23 at 10:00. Effluent - 0 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122313 10/04/2023 Surface Water RSW-005 exceeded RSW-004 true color units on 10/4/23 (19 units), 10/12/23 (28 co Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122312 10/16/2023 Surface Water Receiving surface water temperature exceeded 22.5 degrees C at 14:40 on 10/16/23 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122311 10/29/2023 OEV pH Instantaneous Maximum limit is 8.3 SU and reported value was 8.4 SU at EFF-00 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1122310 10/25/2023 Surface Water Receiving surface water temperature exceeded 22.5 degrees C at 13:41 on 10/16/23 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1121454 09/20/2023 Surface Water RSW-005, exceeded 22.5 Deg C, sample taken at 0948 9/20/23 had a recorded temper Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1121453 09/27/2023 Surface Water Unionized ammonia at RSW-005 was 0.0500 mg/L as N on 9/27/23 14:16. All aeratio Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1121452 09/06/2023 Surface Water The upgraded liquids treatment process does not use sodium hypochlorite for disi Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1120441 08/17/2023 OEV pH Instantaneous Maximum limit is 8.3 SU and reported value was 8.31 SU at EFF-0 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1120440 08/04/2023 OEV pH Instantaneous Maximum limit is 8.3 SU and reported value was 8.40 SU at EFF-0 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1119230 08/02/2023 Late Report Monthly SMR ( MONNPDES ) (NPDES Mon Rpt Monthly) report for June 2023 (2705561) Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1116495 05/01/2023 Deficient Reporting Q1 Pretreatment Report was not submitted by the 5/1/2023 deadline. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1115625 04/19/2023 Sanitary Sewer Overflow/Spill/ Type: Category 3. Grease Deposition (FOG);The mainline blocked of with grease. c Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1112904 10/04/2022 CAT2 Dichlorobromomethane Daily Maximum limit is 1.0 ug/L and reported value was 17.8 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1112903 10/04/2022 CAT2 Dibromochloromethane Daily Maximum limit is 1.0 ug/L and reported value was 2.1 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1112902 10/31/2022 CAT2 Dichlorobromomethane Monthly Average (Mean) limit is 0.56 ug/L and reported valu Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1112901 10/31/2022 CAT2 Dibromochloromethane Monthly Average limit is 0.40 ug/L and reported value was 2 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1112441 12/03/2022 CAT2 Chlorine, Total Residual Daily Maximum limit is 0.1 mg/L and reported value was Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1111653 12/31/2022 Sanitary Sewer Overflow/Spill/ Type: Category 1. Grease Deposition (FOG);We believe the spill was caused by gre Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ Y
1111500 12/26/2022 Sanitary Sewer Overflow/Spill/ Type: Category 1. Root Intrusion;The spill was caused by root intrusion into the Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1111364 11/30/2022 CAT1 Nitrate, Total (as N) Monthly Average (Mean) limit is 42.6 mg/L and reported val Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1109903 05/31/2021 Enforcement Action [6 Violations noted here, and any subsequent nitrate violations that occur durin Violation None Report San Luis Obispo WWTP 435710 R3-2019-0124 N
1109883 10/05/2021 Enforcement Action [4 Violations noted here, and any subsequent THM violations that occur during th Violation N Report San Luis Obispo WWTP 435710 R3-2019-0124 N
1109378 09/19/2022 Deficient Monitoring Ammonia as N has a minimum sampling frequency of once per week. Three samples w Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1107172 08/15/2022 Sanitary Sewer Overflow/Spill/ Type: Category 1. Operator Error;Souza construction was working on Broad x Ramon Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ Y
1105844 05/31/2022 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 47 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1104606 04/30/2022 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 45 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1103329 04/24/2022 Sanitary Sewer Overflow/Spill/ Type: Category 1. Debris-General;The spill was caused by grit in the City main. Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1103059 03/31/2022 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 46 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1102546 02/28/2022 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 46 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1102545 02/28/2022 Deficient Monitoring Eff-001 was not sampled for Oil and Grease in February 2022. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1100636 02/02/2022 Late Report Annual SMR ( SLUDGE ) (Biosolids (Sludge) Tech Rpt) report for 2021 (2416393) w Violation None Report San Luis Obispo WWTP 399576 R3-2014-0033 N
1099147 10/31/2021 CAT2 Dichlorobromomethane Monthly Average limit is 0.56 ug/L and reported value was 1 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1099146 10/05/2021 CAT2 Dibromochloromethane Daily Maximum limit is 1.0 ug/L and reported value was 1.2 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1099145 10/31/2021 CAT2 Dibromochloromethane Monthly Average limit is 0.4 ug/L and reported value was 1. Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1099144 10/05/2021 CAT2 Dichlorobromomethane Daily Maximum limit is 1.0 ug/L and reported value was 10.8 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1097917 11/30/2021 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 43 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1095480 10/19/2021 Sanitary Sewer Overflow/Spill/ Type: Category 1. Pipe Structural Problem/Failure;NA caused 175.0 gallons of sew Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1091389 05/31/2021 CAT1 Nitrate, Total (as N) Monthly Average limit is 10 mg/L and reported value was 43 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1091282 06/22/2021 Sanitary Sewer Overflow/Spill/ Type: Category 1. Root Intrusion caused 634 gallons of sewage to spill from Late Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1090895 06/06/2021 Sanitary Sewer Overflow/Spill/ Type: Category 1. Debris-General caused 4050.0 gallons of sewage to spill from L Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1087698 03/17/2021 Sanitary Sewer Overflow/Spill/ Type: Category 1. Grease Deposition (FOG) caused 2930.0 gallons of sewage to spi Violation N SSO San Luis Obispo CS 299937 2022-0103-DWQ N
1086453 01/16/2021 Surface Water RSW-004 pH 7.65 su 1/16/21 10:38 RSW-005 pH 7.10 su 1/16/21 10:35 Effluent 001 p Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1083584 10/31/2020 CAT2 Dichlorobromomethane Monthly Average limit is 0.56 ug/L and reported value was 2 Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 Y
1082775 11/19/2020 Surface Water RSW-005 pH was below 7.00 su or was not within 0.5 su units of RSW-004 on 11/19/ Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 N
1082774 11/01/2020 Surface Water Receiving water color units at RSW-005 exceeded the permit limit of not to excee Violation N eSMR San Luis Obispo WWTP 399576 R3-2014-0033 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: 174
*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
461617 Admin Civil Liability R3-2025-0052 ACL R3-2025-0052 for San Luis Obispo City NPDMUNILRG 09/05/2025 Historical
456715 Time Schedule Order R3-2024-0021 TSO R3-2024-0021 for San Luis Obispo City NPDMUNILRG 09/01/2024 Active
455677 Notice of Violation None NOV 01/24/2024 for San Luis Obispo City NPDMUNILRG 01/24/2024 Historical
455271 Admin Civil Liability R3-2024-0004 ACL R3-2024-0004 for San Luis Obispo City NPDMUNILRG 02/14/2024 Historical
452410 Notice of Violation None NOV 04/17/2023 for San Luis Obispo City Sanitary Sewer System SSOMUNILRG 04/17/2023 Historical
450300 Notice of Violation None NOV 11/21/2022 for San Luis Obispo City CS SSOMUNILRG 11/21/2022 Historical
450286 Admin Civil Liability R3-2023-0005 ACL R3-2023-0005 for San Luis Obispo City NPDMUNILRG 02/23/2023 Historical
444062 Admin Civil Liability R3-2021-0061 ACL R3-2021-0061 for San Luis Obispo City NPDMUNILRG 03/23/2022 Historical
438868 Notice of Violation None NOV 06/22/2020 for San Luis Obispo City CS 25K SSO SSOMUNILRG 06/22/2020 Historical
437392 Staff Enforcement Letter None SEL 03/26/2020 for San Luis Obispo City CS Late Report Certfication for 3/8/20 25K SSO SSOMUNILRG 03/26/2020 Historical
435710 Time Schedule Order R3-2019-0124 TSO R3-2019-0124 for San Luis Obispo City WWTP NPDMUNILRG 12/01/2019 Historical
425264 Notice of Violation None NOV 09/07/2018 for San Luis Obispo City CERFILLEXC 09/07/2018 Historical
407201 Staff Enforcement Letter None SEL 06/28/2016 for San Luis Obispo City CERFILLEXC 06/28/2016 Historical
407200 Staff Enforcement Letter None SEL 06/28/2016 for San Luis Obispo City CERFILLEXC 06/28/2016 Historical
406950 Notice of Violation None NOV 06/16/2016 for San Luis Obispo City CERFILLEXC 06/16/2016 Active
406051 Notice of Violation None NOV 05/05/2016 for San Luis Obispo City 1/31/16 SSO SSOMUNILRG 05/05/2016 Active
403231 Staff Enforcement Letter None SEL 07/29/2015 for San Luis Obispo City CERFILLEXC 07/29/2015 Historical
403228 Staff Enforcement Letter None SEL 07/29/2015 for San Luis Obispo City CERFILLEXC 07/29/2015 Historical
403216 Staff Enforcement Letter None SEL 07/30/2015 for SLO City 34014WQ22 San Luis Obispo Creek Sediment Removal CERFILLEXC 07/30/2015 Historical
402901 Notice of Violation None NOV 09/02/15 for 34014WQ16 Broad Street Bank Stabilization CERFILLEXC 09/02/2015 Historical
399710 Time Schedule Order R3-2014-0036 TSO R3-2014-0036 for San Luis Obispo City WWTP NPDMUNILRG 12/01/2014 Historical
395894 Notice of Violation None NOV & 13267 Order 4/25/14 for SLO City Ca Blvd Potable Water Spill to SLO Crk DISCHSW 04/25/2014 Historical
381390 Admin Civil Liability R3-2011-0212 ACL R3-2011-0212 for San Luis Obispo City CS SSOMUNILRG 10/07/2011 Historical
374003 Time Schedule Order R3-2010-0013 TSO R3-2010-0013 for City of San Luis Obispo NPDMUNILRG 03/30/2010 Historical
373789 Oral Communication None Oral Com 03/16/2010 for SAN LUIS OBISPO, CITY OF SSOMUNILRG 03/16/2010 Historical
363726 Notice of Violation None NOV for San Luis Obispo, City Of SSOMUNILRG 03/13/2009 Historical
353205 Admin Civil Liability SWB-2008-3-0016 ACL SWB-2008-3-0016 for San Luis Obispo City NPDMUNILRG 02/19/2016 Historical
349194 Oral Communication None VER for San Luis Obispo CS SSOMUNILRG 02/28/2008 Historical
308186 Notice of Violation None NOV for SAN LUIS OBISPO, CITY OF NPDNONMUNIPRCS 08/22/2006 Historical
300370 Oral Communication None Verbal Enforcement Action for San Luis Obispo WWTP NPDMUNILRG 01/11/2006 Historical
299764 Oral Communication None Verbal Enforcement Action for City of San Luis Obispo WWTP NPDMUNILRG 10/18/2005 Historical
299762 Oral Communication None Verbal Enforcement Action for City of San Luis Obispo WWTP NPDMUNILRG 08/19/2005 Historical
299187 Notice of Violation None NOV for City of San Luis Obispo WWTP NPDMUNILRG 01/24/2006 Historical
261513 Admin Civil Liability R3-2005-0130 ACL R3-2005-0130 for San Luis Obispo City NPDMUNILRG 12/02/2005 Historical
254088 Oral Communication UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 09/24/2004 Historical
254084 Oral Communication UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 10/19/2004 Historical
253378 Oral Communication UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 08/30/2004 Historical
253280 Oral Communication UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 11/08/2004 Historical
253279 Oral Communication UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 10/01/2004 Historical
252860 Admin Civil Liability R3-2004-0126 Enforcement - 3 400107001 NPDESWW 09/10/2004 Historical
252525 Staff Enforcement Letter UNKNOWN Enforcement - 3 400206023 NPDNONMUNIPRCS 04/09/2004 Historical
251891 Staff Enforcement Letter UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 05/04/2004 Historical
251581 Notice of Violation UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 04/26/2004 Historical
249874 Staff Enforcement Letter UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 12/01/2003 Historical
249873 Staff Enforcement Letter UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 12/01/2003 Historical
249714 Staff Enforcement Letter UNKNOWN Enforcement - 3 400401159 NPDNONMUNIPRCS 03/23/2005 Historical
248206 Notice of Violation UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 07/26/2002 Historical
248205 Notice of Violation 88-09901 Enforcement - 3 400107001 NPDMUNILRG 07/26/2002 Historical
248028 Notice of Violation UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 08/15/2002 Historical
246123 Staff Enforcement Letter UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 11/26/2002 Historical
239617 Notice of Violation UNKNOWN Enforcement - 3 400107001 NPDMUNILRG 03/18/2002 Historical
238054 Admin Civil Liability R3-2001-120 Enforcement - 3 400107001 NPDMUNILRG 11/06/2001 Historical
228061 Notice to Comply UNKNOWN Enforcement - 3 400001N01 UNREGS 08/23/2000 Historical
227949 Notice of Violation UNKNOWN Enforcement - 3 400001N01 UNREGS 07/26/2000 Historical
227303 Admin Civil Liability R3-2001-0017 Enforcement - 3 400001N01 UNREGS 02/02/2001 Historical
222946 Cease and Desist Order 86-064 Enforcement - 3 400107001 NPDMUNILRG 04/11/1986 Historical
222825 Admin Civil Liability 88-136 Enforcement - 3 400107001 NPDMUNILRG 07/08/1988 Historical
222793 Cease and Desist Order 86-064A1 Enforcement - 3 400107001 NPDMUNILRG 06/12/1987 Historical
222724 Clean-up and Abatement Order 88-099 Enforcement - 3 400107001 NPDMUNILRG 05/06/1988 Historical
222588 Cease and Desist Order 90-014 Enforcement - 3 400107001 NPDMUNILRG 04/13/1990 Historical
222293 Admin Civil Liability 86-179 Enforcement - 3 400107001 NPDMUNILRG 05/02/1986 Historical
Total Enforcement Actions: 61
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
407879 Donald Thomas Enrollee - NPDES NPDNONMUNIPRCS 07/01/2016 Active
399576 David Hix NPDES Permit NPDMUNILRG 12/01/2014 Historical
399576 David Hix NPDES Permit NPDMUNILRG 12/01/2014 Historical
Total Regulatory Measures linked to Related Parties: 3
  
  
The current report was generated with data as of: 10/17/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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