General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 656412 M1W and CalAm Joint NPDES Special District 5 Harris Court Building D Monterey, CA 93940 null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 907590 M1W and CalAm Joint NPDES Monterey 3 Wastewater Treatment Facility Owner and Operator 08/05/2026 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 7478 California American Water Company Monterey Organization Member Of (Passive) 08/05/2026 null Privately-Owned Business 29173 Monterey One Water Organization Member Of (Passive) 08/05/2026 null Government Agency Combination 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 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 463719 California American Water Company Monterey Enrollee - WDR WDRMUNIOTH 12/09/2025 Active 462993 Monterey One Water WDR REC 10/09/2025 Active 459657 Monterey One Water NPDES Permit NPDMUNILRG 02/28/2025 Active 452539 California American Water Company Monterey Enrollee - WDR WDRMUNILRG 05/02/2023 Active 449614 Monterey One Water Enrollee - WDR WDRMUNIENROTH 10/18/2022 Active 449289 California American Water Company Monterey Enrollee - WDR WDRMUNILRG 09/16/2022 Active 445557 Monterey One Water Enrollee - Waiver REC 10/21/2021 Active 440260 Monterey One Water Co-Permitee SLIC 07/09/2020 Active 429636 Monterey One Water NPDES Permit NPDMUNILRG 04/01/2019 Historical 412699 Monterey One Water WDR REC 03/09/2017 Historical 406251 Monterey One Water Enrollee - NPDES NPDNONMUNIPRCS 01/05/2015 Active 396653 Monterey One Water NPDES Permit NPDMUNILRG 08/01/2014 Historical 386859 California American Water Company Monterey Enrollee NPDNONMUNIPRCS 06/13/2012 Historical 386867 California American Water Company Monterey Enrollee NPDNONMUNIPRCS 12/15/2011 Historical 344144 Monterey One Water NPDES Permit NPDMUNILRG 04/30/2008 Superceded 366060 Monterey One Water NPDES Permit NPDMUNILRG 04/30/2008 Historical 328994 California American Water Company Monterey Enrollee - Waiver WDRNONMUNIPRCS 06/01/2007 Historical 317955 California American Water Company Monterey WDR WDRMUNILRG 12/01/2006 Active 312601 California American Water Company Monterey Enrollee NPDNONMUNIPRCS 12/01/2006 Historical 184985 Monterey One Water Enrollee NPDNONMUNIPRCS 12/01/2006 Historical 184947 California American Water Company Monterey Enrollee NPDNONMUNIPRCS 12/01/2006 Historical 301793 Monterey One Water Enrollee SSOMUNISML 09/12/2006 Active 131389 Monterey One Water NPDES Permit NPDMUNILRG 11/01/2002 Historical 184988 California American Water Company Monterey Enrollee - WDR WDRMUNIENROTH 05/31/2002 Active 141169 California American Water Company Monterey WDR WDRMUNILRG 09/14/2001 Active 148204 California American Water Company Monterey WDR WDRMUNILRG 05/18/2001 Historical 147406 California American Water Company Monterey WDR WDRMUNILRG 10/22/1999 Historical 147281 California American Water Company Monterey WDR WDRMUNIOTH 10/23/1998 Active 147289 California American Water Company Monterey WDR WDRMUNIOTH 07/10/1998 Historical 147260 Monterey One Water NPDES Permit NPDMUNILRG 12/05/1997 Historical 147403 Monterey One Water NPDES Permit NPDMUNILRG 05/30/1997 Historical 146956 Monterey One Water WDR WDRMUNILRG 09/09/1994 Active 147402 Monterey One Water NPDES Permit NPDMUNILRG 07/10/1992 Historical 147750 California American Water Company Monterey WDR WDRMUNILRG 01/11/1991 Historical 144283 Monterey One Water NPDES Permit NPDMUNILRG 03/27/1990 Historical 143795 California American Water Company Monterey Reclamation Requirements REC 03/10/1989 Historical 143794 California American Water Company Monterey WDR WDRMUNILRG 03/10/1989 Historical 144230 California American Water Company Monterey WDR WDRMUNIOTH 08/20/1987 Historical 144282 Monterey One Water NPDES Permit NPDMUNILRG 07/10/1987 Historical 143920 California American Water Company Monterey WDR WDRMUNIOTH 10/10/1986 Historical 143921 California American Water Company Monterey WDR WDRMUNILRG 10/10/1986 Historical 143873 California American Water Company Monterey WDR WDRMUNILRG 05/02/1986 Historical 143723 California American Water Company Monterey WDR WDRMUNILRG 05/10/1985 Historical 143640 California American Water Company Monterey WDR WDRMUNILRG 04/13/1984 Historical 143196 Monterey One Water NPDES Permit NPDMUNILRG 11/18/1983 Historical 143182 California American Water Company Monterey WDR WDRMUNIOTH 01/14/1983 Historical 143002 California American Water Company Monterey WDR WDRMUNIOTH 03/13/1981 Historical 142966 California American Water Company Monterey WDR WDRMUNIOTH 03/13/1981 Historical 142948 California American Water Company Monterey WDR WDRMUNIOTH 05/02/1980 Historical 142943 California American Water Company Monterey Reclamation Requirements REC 05/02/1980 Historical 142942 California American Water Company Monterey WDR WDRMUNILRG 05/02/1980 Historical 142654 Monterey One Water NPDES Permit NPDMUNILRG 01/08/1978 Historical 143575 Monterey One Water NPDES Permit NPDMUNILRG 01/01/1976 Historical 142557 California American Water Company Monterey WDR WDRMUNILRG 01/01/1964 Historical