General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 627306 Talle Lopez null 408-367-8200 tlopez@calwater.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 540213 California Water Service Company Organization Legally Responsible Official 09/03/2021 null Privately-Owned Business 540213 California Water Service Company Organization Legally Responsible Official 02/20/2024 null Privately-Owned Business 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 455884 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 05/29/2024 Active 455884 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 05/29/2024 Active 450555 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/20/2022 Active 450555 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/20/2022 Active 448995 California Water Service Company Enrollee - 401 Certification CERFILLEXC 11/29/2022 Active 448995 California Water Service Company Enrollee - 401 Certification CERFILLEXC 11/29/2022 Active 445920 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 12/14/2021 Historical 445920 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 12/14/2021 Historical 445496 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/20/2021 Active 445496 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/20/2021 Active 444863 California Water Service Company 401 Certification CERFILLEXC 09/28/2021 Historical 444863 California Water Service Company 401 Certification CERFILLEXC 09/28/2021 Historical 441328 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 06/04/2021 Historical 441328 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 06/04/2021 Historical 441327 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 04/06/2021 Historical 441327 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 04/06/2021 Historical 438096 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 05/28/2020 Historical 438096 California Water Service Company Enrollee - Waiver WDRNONMUNIPRCS 05/28/2020 Historical 431204 California Water Service Company Enrollee - 401 Certification CERFILLEXC 07/26/2019 Historical 431204 California Water Service Company Enrollee - 401 Certification CERFILLEXC 07/26/2019 Historical 404612 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404612 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404611 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404611 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404610 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404610 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404609 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404609 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404608 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404608 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404607 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404607 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404606 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404606 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404600 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404600 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404599 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404599 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404597 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404597 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404596 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404596 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/05/2016 Active 404595 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404595 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404593 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404593 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404592 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404592 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 02/04/2016 Active 404540 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404540 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404535 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404535 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404534 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404534 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404531 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404531 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404529 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404529 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404463 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404463 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 01/27/2016 Active 404186 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/18/2015 Active 404186 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/18/2015 Active 404183 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404183 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404174 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404174 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404172 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404172 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404170 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404170 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404169 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404169 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404167 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404167 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404155 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404155 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404150 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404150 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404149 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404149 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404148 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404148 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404146 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 11/10/2015 Active 404146 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 11/10/2015 Active 404139 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 11/10/2015 Active 404139 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 11/10/2015 Active 404138 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404138 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404135 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404135 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404134 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 404134 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 12/04/2015 Active 403710 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/02/2015 Active 403710 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/02/2015 Active 403534 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/12/2015 Active 403534 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/12/2015 Active 403533 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/02/2015 Active 403533 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 10/02/2015 Active 403174 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403174 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403173 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403173 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403169 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403169 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403166 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403166 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403165 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403165 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 09/14/2015 Active 403139 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403139 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403132 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403132 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403127 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403127 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403126 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403126 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/15/2015 Active 403073 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 403073 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 403072 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 403072 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 403009 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 403009 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 402471 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 402471 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 06/15/2015 Active 396260 California Water Service Company Enrollee NPDNONMUNIPRCS 05/19/2014 Historical 396260 California Water Service Company Enrollee NPDNONMUNIPRCS 05/19/2014 Historical 396258 California Water Service Company Enrollee NPDNONMUNIPRCS 05/19/2014 Historical 396258 California Water Service Company Enrollee NPDNONMUNIPRCS 05/19/2014 Historical 390344 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/18/2013 Active 390344 California Water Service Company Enrollee - NPDES NPDNONMUNIPRCS 07/18/2013 Active