General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 550078 Alameda County Flood Control & Water Conservation District, Zone 7 County Agency 100 North Canyons Parkway Livermore, CA 94551 925-454-5085(+) null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 897804 Vineyard Pipeline Emergency Repair Alameda 2 Dredge/Fill Site Owner 12/04/2024 null 896456 Zone 7 Water Agency - 2023 Emergency Repairs Project Alameda 2 Dredge/Fill Site Owner 09/12/2024 null 880672 Zone 7 Water Agency 2022 Routine Repairs Project Alameda 2 Dredge/Fill Site Owner 04/18/2022 null 867678 2020 Routine Bank Repairs Alameda 2 Dredge/Fill Site Owner 06/29/2020 null 864685 Zone 7 Phase 3 Channel Bank Repairs Alameda 2 Dredge/Fill Site Owner 02/07/2020 null 839246 2017 Emergency Projects - 5 Critical Bank Repairs Alameda 2 Dredge/Fill Site Owner 08/25/2017 null 836278 Stabilization Of Arroyo De La Laguna (ADLL) At 7852 Foothill Road Alameda 2 Dredge/Fill Site Owner 06/30/2017 null 834210 Hopyard Pipeline Leak Repair Alameda 2 Dredge/Fill Site Owner 04/03/2017 null 826631 Channel Maintenance Priority Projects 2016 (Site 10) Alameda 2 Dredge/Fill Site Owner 07/26/2016 null 825490 Channel Maintenance Priority Projects 2016 (Sites 1-9) Alameda 2 Dredge/Fill Site Owner 06/16/2016 null 823834 Zone 7 WS Alameda 2 Utility Structure Owner and Operator 04/14/2016 null 816330 Stream Maintenance Priority Projects 2015 Alameda 2 Dredge/Fill Site Owner 07/03/2015 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 648302 Chris Hentz Person Legally Responsible Official 12/04/2024 null null 639324 Mona Olmstead Person Data Submitter 05/08/2023 null null 639323 Athena Watson Person Legally Responsible Official 05/08/2023 null null 610570 Carol Mahoney Person Legally Responsible Official 06/29/2020 null null 563251 John Koltz Person Legally Responsible Official 04/03/2017 null null 551964 Joe Seto Person Legally Responsible Official 07/03/2015 null null 550079 Jill Duerig Person Legally Responsible Official 02/11/2015 null null 541554 Elke Rank Person Legally Responsible Official 02/07/2020 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 459319 Enrollee - 401 Certification 2 2 CW459319 Enrollee - 401 Certification for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC 2024-0085-DWQ 01/29/2025 null Discharger 12/04/2024 null 438891 401 Certification 2 2 CW438891 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC null 09/14/2021 null Discharger 06/29/2020 null 436672 401 Certification 2 2 CW436672 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC null 09/24/2020 null Discharger 02/07/2020 null 415958 401 Certification 2 2 CW415958 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC null 04/05/2018 null Discharger 08/25/2017 null 414058 401 Certification 2 2 CW414058 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC null 07/26/2017 null Discharger 06/30/2017 null 412506 Enrollee - 401 Certification SB 2 CW412506 WQC for Alameda County Flood Control & Water Conservation District, Zone 7 Historical CERFILLEXC SB17001GN 05/10/2017 05/03/2018 Discharger 04/03/2017 null 406915 401 Certification 2 2 CW406915 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Active CERFILLEXC null 09/27/2016 null Discharger 06/16/2016 null 405696 Enrollee - NPDES 2 4DW0800 Enrollee - NPDES under Order 2014-0194-DWQ Drinking Water System Discharges for Alameda County Flood Control & Water Conservation District, Zone 7 Active NPDNONMUNIPRCS 2014-0194-DWQ 04/08/2016 null Discharger 04/14/2016 null 401898 401 Certification 2 2 CW401898 401 Cert for Alameda County Flood Control & Water Conservation District, Zone 7 Historical CERFILLEXC null 10/05/2015 01/26/2021 Discharger 07/03/2015 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