General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 147923 West County Agency County Agency 2910 Hilltop Drive Richmond, CA 94806-1974 510-222-6700 null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 272082 West County WW District WPCP Contra Costa 2 Wastewater Treatment Facility None null null 215234 West County Agency Outfall Contra Costa 2 Wastewater Treatment Facility Owner 07/27/1998 null 252657 Richmond WPCP Contra Costa 2 Wastewater Treatment Facility None null null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 531503 Stephen Linsley Person Data Submitter 01/30/2012 null null 101855 E J Shallaby Person Facility Contact 07/27/1998 null null 608487 Brian Bruce Person Legally Responsible Official 04/30/2020 null null 50477 West County Wastewater District Organization Belong To 12/22/2009 null Special District 538153 Alan Wolken Person Legally Responsible Official 01/23/2013 null null 217235 Richmond City Organization Belong To 12/22/2009 null City Agency 101855 E J Shallaby Person Legally Responsible Official 04/03/2006 null null 537593 Aaron Winer Person Legally Responsible Official 09/27/2019 null null 217235 Richmond City Organization Member Of (Passive) 12/22/2009 null City Agency 585607 Manuel Molina Person Legally Responsible Official 09/08/2025 null null 303346 Jean McMahon Person Data Submitter 03/08/2006 null null 50477 West County Wastewater District Organization Member Of (Passive) 12/22/2009 null Special District 600646 Mark Harris Person Legally Responsible Official 05/08/2025 02/02/2026 null 607498 Michael McKenzie Person Data Submitter 08/15/2022 08/21/2025 null 585930 Angela Brodeur Person Data Submitter 10/25/2018 11/02/2022 null 544134 Joanne Le Person Legally Responsible Official 03/07/2017 11/02/2022 null 585930 Angela Brodeur Person Data Submitter 11/28/2018 11/02/2022 null 537593 Aaron Winer Person Legally Responsible Official 09/25/2019 09/25/2019 null 93334 Brian Hill Person Legally Responsible Official 03/08/2013 07/01/2017 null 300074 E. Shalaby Person Legally Responsible Official 07/13/2011 04/06/2017 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 378837 Co-Permitee 2 null Order No. R2-2011-0012 for PCB requirements for West County Agency Combined Historical NPDMUNILRG R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 null 430648 Co-Permitee 2 2 071107001 Co-Permitee R2-2024-0013 for West County Agency Active NPDMUNILRG R2-2024-0013 07/01/2019 null Discharger 05/20/2019 null 389165 Co-Permitee 2 null Co-permittee of R2 Hg & PCB Watershed Permit for West County Agency Combined Active NPDMUNILRG R2-2017-0041 01/01/2013 null Discharger 03/01/2008 null 360540 Co-Permitee 2 null Order No. R2-2007-0077 Mercury Watershed Permit for West County Agency Combined Historical NPDMUNILRG R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 null 299856 Enrollee 2 2SSO10118 Enrollee of SB SSO WDR for West County Agency Historical WDR 2006-0003-DWQ 08/21/2006 09/25/2008 Discharger 04/10/2006 null 258528 NPDES Permit 2 2 071107001 NPDES Permit for West County Agency (2 071107001) Historical NPDESWW 88-071-01 05/18/1988 01/19/1994 Discharger 05/18/1988 null 349718 NPDES Permit 2 2 071037001 NPDES R2-2008-0003 for WEST COUNTY AGENCY Historical NPDMUNILRG R2-2008-0003 04/01/2008 06/30/2013 Discharger 11/28/2001 null 145582 NPDES Permit 2 2 071107001 NPDES 82-065 for WEST COUNTY AGENCY Historical NPDMUNILRG 82-065 12/15/1982 05/18/1988 Discharger 12/15/1982 null 131140 NPDES Permit 2 2 071107001 NPDES 01-144 for WEST COUNTY AGENCY Historical NPDMUNILRG R2-2001-0144 10/31/2001 null Discharger 11/28/2001 null 390243 NPDES Permit 2 2 071107001 NPDES R2-2013-0016 for West County Agency Historical NPDMUNILRG R2-2013-0016 07/01/2013 05/01/2019 Discharger 05/15/2013 null 428795 NPDES Permit 2 2 071107001 NPDES R2-2019-0003 for West County Agency Historical NPDMUNILRG R2-2019-0003 04/01/2019 07/31/2024 Discharger 02/13/2019 null 143291 NPDES Permit 2 2 071107001 NPDES 94-01401 for WEST COUNTY AGENCY Historical NPDMUNILRG 94-01401 01/19/1994 10/30/2001 Discharger 01/19/1994 null 457271 NPDES Permit 2 2 071107001 NPDES R2-2024-0008 for West County Agency Active NPDMUNILRG R2-2024-0008 08/01/2024 null Discharger 06/12/2024 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. 1151726 01/24/2026 CAT1 Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value was 47.23 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1152927 02/21/2026 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 30 mg/L and reported value was 53.25 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 N 1151722 01/31/2026 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average (Mean) limit is 30 mg/L and reported value was 45.069 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1147887 08/16/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 50.6 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1151727 01/31/2026 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 30 mg/L and reported value was 31.98 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1147884 08/16/2025 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 79.86 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1147885 08/31/2025 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 30 mg/L and reported value was 40.32 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1151725 01/24/2026 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 51.7 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1151724 01/17/2026 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 77.97 mg/L at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1147886 08/19/2025 OEV Enterococci Not to exceed a specific limit in more than 10% of samples within any 30-day period limit is 1100 MPN/100 mL and reported value was 2445 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1151728 01/12/2026 OEV Enterococci Not to exceed a specific limit in more than 10% of samples within any 30-day period limit is 1100 MPN/100 mL and reported value was 24196 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1151721 01/31/2026 OEV Enterococci 6-Week Rolling Geometric Mean limit is 290 MPN/100 mL and reported value was 442.7 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1155880 05/31/2026 OEV Enterococci Not to exceed a specific limit in more than 10% of samples within any 30-day period limit is 1100 MPN/100 mL and reported value was 24196 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 N 1151723 01/24/2026 OEV Enterococci 6-Week Rolling Geometric Mean limit is 290 MPN/100 mL and reported value was 415.6 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1152926 02/07/2026 OEV Enterococci 6-Week Rolling Geometric Mean limit is 290 MPN/100 mL and reported value was 435.7 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 N 1148886 09/04/2025 OEV Enterococci Not to exceed a specific limit in more than 10% of samples within any 30-day period limit is 1100 MPN/100 mL and reported value was 5370 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 Y 1152925 02/21/2026 OEV Enterococci 6-Week Rolling Geometric Mean limit is 290 MPN/100 mL and reported value was 432.3 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 N 1152924 02/14/2026 OEV Enterococci 6-Week Rolling Geometric Mean limit is 290 MPN/100 mL and reported value was 417.5 MPN/100 mL at EFF-002. Violation N eSMR West County Agency Outfall 457271 R2-2024-0008 N Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 463579 Admin Civil Liability R2-2026-1003 EPL for West County Agency NPDMUNILRG 05/26/2026 Active 461683 Admin Civil Liability R2-2025-1019 ACL R2-2025-1019 for West County Agency NPDMUNILRG 08/08/2025 Active 449397 Admin Civil Liability R2-2023-1004 ACL R2-2023-1004 for West County Agency NPDMUNILRG 04/18/2023 Historical 433624 Admin Civil Liability R2-2020-1026 ACL R2-2020-1026 for West County Agency NPDMUNILRG 07/21/2020 Historical 406910 Admin Civil Liability null ACL 11/29/2016 for West County Agency NPDMUNILRG 11/29/2016 Historical 393010 Admin Civil Liability R2-2013-1034 ACL 11/06/2013 for West County Agency NPDMUNILRG 11/06/2013 Historical 385132 Cease and Desist Order R2-2008-0004 CDO R2-2008-0004 for West County Agency NPDESWW 04/01/2008 Historical 381682 Admin Civil Liability R2-2011-0101 ACL NPDESWW 10/04/2011 Historical 374949 Admin Civil Liability R2-2011-0067 ACL for West County Agency NPDESWW 07/13/2011 Historical 305804 Notice of Violation NOV NOV for failure to measure influent NPDESWW 10/31/2001 Historical 234691 Admin Civil Liability R2-2001-0006 Enforcement - 2 071107001 NPDMUNILRG 01/29/2001 Historical 225666 Admin Civil Liability R2-2000-0099 Enforcement - 2 071107001 NPDMUNILRG 11/29/2000 Historical 225498 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 07/21/2000 Historical 225497 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 04/20/2000 Historical 225496 13267 Letter UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 03/20/2000 Historical 225495 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 04/20/2000 Historical 225494 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 05/19/2000 Historical 225493 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 05/19/2000 Historical 225492 13267 Letter UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 05/19/2000 Historical 225491 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 06/22/2000 Historical 225490 Oral Communication UNKNOWN Enforcement - 2 071107001 NPDMUNILRG 06/22/2000 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 458564 West County Wastewater District Co-Permitee NPDMUNILRG 08/01/2024 Active 458557 Richmond City Co-Permitee NPDMUNILRG 08/01/2024 Active 458557 Richmond City Co-Permitee NPDMUNILRG 08/01/2024 Active 432932 Richmond City 401 Certification CERFILLEXC 04/16/2020 Active 432932 Richmond City 401 Certification CERFILLEXC 04/16/2020 Active 430649 West County Wastewater District Co-Permitee NPDMUNILRG 07/01/2019 Active 300105 Richmond City Enrollee SSOMUNILRG 10/30/2006 Active 430632 Richmond City Co-Permitee NPDMUNILRG 07/01/2019 Active 430632 Richmond City Co-Permitee NPDMUNILRG 07/01/2019 Active 300105 Richmond City Enrollee SSOMUNILRG 10/30/2006 Active 300013 West County Wastewater District Enrollee SSOMUNILRG 11/20/2007 Active 300013 West County Wastewater District Enrollee SSOMUNILRG 11/20/2007 Active 458564 West County Wastewater District Co-Permitee NPDMUNILRG 08/01/2024 Active 430649 West County Wastewater District Co-Permitee NPDMUNILRG 07/01/2019 Active 172265 Richmond City 401 Certification CERFILLEXC null Historical 347496 Richmond City NPDES Permit NPDESWW 05/18/1988 Historical 347496 Richmond City NPDES Permit NPDESWW 05/18/1988 Historical 347497 West County Wastewater District NPDES Permit NPDESWW 05/18/1988 Historical 347497 West County Wastewater District NPDES Permit NPDESWW 05/18/1988 Historical 347498 Richmond City NPDES Permit NPDESWW 08/21/1979 Historical 347498 Richmond City NPDES Permit NPDESWW 08/21/1979 Historical 349718 Richmond City NPDES Permit NPDMUNILRG 04/01/2008 Historical 349718 Richmond City NPDES Permit NPDMUNILRG 04/01/2008 Historical 349718 West County Wastewater District NPDES Permit NPDMUNILRG 04/01/2008 Historical 349718 West County Wastewater District NPDES Permit NPDMUNILRG 04/01/2008 Historical 383684 West County Wastewater District Co-Permitee NPDMUNILRG 04/01/2008 Historical 383684 West County Wastewater District Co-Permitee NPDMUNILRG 04/01/2008 Historical 391285 West County Wastewater District 401 Certification CERFILLEXC 09/04/2012 Historical 391285 West County Wastewater District 401 Certification CERFILLEXC 09/04/2012 Historical 391662 Richmond City 401 Certification CERFILLEXC 04/26/2012 Historical 391662 Richmond City 401 Certification CERFILLEXC 04/26/2012 Historical 415014 West County Wastewater District Co-Permitee NPDMUNILRG 07/01/2013 Historical 415014 West County Wastewater District Co-Permitee NPDMUNILRG 07/01/2013 Historical 415016 Richmond City Co-Permitee NPDMUNILRG 07/01/2013 Historical 415016 Richmond City Co-Permitee NPDMUNILRG 07/01/2013 Historical 430266 West County Wastewater District Co-Permitee NPDMUNILRG 04/01/2019 Historical 430266 West County Wastewater District Co-Permitee NPDMUNILRG 04/01/2019 Historical 430267 Richmond City Co-Permitee NPDMUNILRG 04/01/2019 Historical 430267 Richmond City Co-Permitee NPDMUNILRG 04/01/2019 Historical 172265 Richmond City 401 Certification CERFILLEXC null Historical 170942 Richmond City 401 Certification CERFILLEXC null Historical 170942 Richmond City 401 Certification CERFILLEXC null Historical 145532 West County Wastewater District Reclamation Requirements REC 06/17/1981 Historical 145532 West County Wastewater District Reclamation Requirements REC 06/17/1981 Historical 143293 West County Wastewater District NPDES Permit NPDMUNILRG 01/19/1994 Historical 143293 West County Wastewater District NPDES Permit NPDMUNILRG 01/19/1994 Historical 143292 Richmond City NPDES Permit NPDMUNILRG 01/19/1994 Historical 143292 Richmond City NPDES Permit NPDMUNILRG 01/19/1994 Historical 141672 West County Wastewater District Reclamation Requirements REC 02/21/1990 Historical 141672 West County Wastewater District Reclamation Requirements REC 02/21/1990 Historical 131773 West County Wastewater District NPDES Permit NPDMUNILRG 10/31/2001 Historical 131773 West County Wastewater District NPDES Permit NPDMUNILRG 10/31/2001 Historical 131772 Richmond City NPDES Permit NPDMUNILRG 10/31/2001 Historical 131772 Richmond City NPDES Permit NPDMUNILRG 10/31/2001 Historical