General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website S612135 City of Modesto City Agency PO Box 642 Modesto, CA 95353 N/A N/A Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date S940756 9th Street Corridor Improvement Project Stanislaus 5S Facility Discharger 02/11/2026 null S940649 Dryden Clubhouse Stanislaus 5S Facility Discharger 02/05/2026 null S938409 City of Modesto River Trunk Realignment / River Trunk Pump Station Project Stanislaus 5S Facility Discharger 11/04/2025 null S937745 Dr Martin Luther King Jr Park Renovation Stanislaus 5S Facility Discharger 10/13/2025 null S937742 Virginia Corridor Phase 7 Stanislaus 5S Facility Discharger 10/13/2025 null S935742 River Trunk Realignment and Shackelford Pump Station Stanislaus 5S Facility Discharger 08/27/2025 null S934539 Sewer Trunk Rehabilitation on Grimes, Mercy and Woodland Ave. Stanislaus 5S Facility Discharger 08/11/2025 null S926815 Cesar E. Chavez Park Renovation 2024-10 Stanislaus 5S Facility Discharger 11/20/2024 null S924155 Carpenter Road Area Soccer Complex – Phase 2 Stanislaus 5S Facility Discharger 08/07/2024 null S923153 Mary E Grogran Community Park Phase 2 Stanislaus 5S Facility Discharger 06/30/2024 null S920657 Paradise Road Area Pedestrian & Bicycle Safety Improvements Stanislaus 5S Facility Discharger 03/27/2024 null S920160 Sutter Campus Parking Lot and Security Upgrade Stanislaus 5S Facility Discharger 03/07/2024 null S919516 J.M. PIKE PARK STORMWATER TO SANITARY SEWER CROSS CONNECTION REMOVAL AND WATER MAIN PROJECT Stanislaus 5S Facility Discharger 02/09/2024 null S919512 J.M. PIKE PARK STORMWATER TO SANITARY SEWER CROSS CONNECTION REMOVAL AND WATER MAIN PROJECT Stanislaus 5S Facility Discharger 02/09/2024 null S918744 Grayson Community Strengthen & Replace Water Mains Stanislaus 5S Facility Discharger 01/09/2024 null S917194 Tuolumne River Regional Park Non-Motorized Boat Launch Stanislaus 5S Facility Discharger 10/12/2023 null S917020 REBID LA LOMA SEWER PHASE 1 Stanislaus 5S Facility Discharger 10/20/2023 null S915021 Carpenter Road Area Soccer Complex Phase 2 Stanislaus 5S Facility Discharger 03/24/2023 null S914245 23249 La Loma Ph 2C Stanislaus 5S Facility Discharger 07/11/2023 null S913458 23046 La Loma Ph3A Stanislaus 5S Facility Discharger 06/08/2023 null S913375 Grayson Community Strengthen & Replace Water Mains Stanislaus 5S Facility Discharger 06/02/2023 null S912798 Sutter Trunk Rehabilitation Phase 2 Project Stanislaus 5S Facility Discharger 05/10/2023 null S910390 SONOMA TRUNK EXTENSION LIFT STATION AND SYLVAN WATER MAIN UPGRADE Stanislaus 5S Facility Discharger 01/31/2023 null S906433 River Trunk Realignment and Shackelford Pump Station Stanislaus 5S Facility Discharger 07/12/2022 null S905577 HIGHWAY VILLAGE STRENGTHEN & REPLACE WATER MAINS Stanislaus 5S Facility Discharger 06/27/2022 null S903046 City of Modesto ReBid River Trunk Realignment Gravity System Stanislaus 5S Facility Discharger 03/17/2022 null S891027 Bangs Avenue Tully Road Sewer Water Main Improvement Stanislaus 5S Facility Discharger 02/22/2021 null S886038 Jennings WQC Plant New Entrance Exit Stanislaus 5S Facility Discharger 09/18/2020 null S881764 Fleet Maintenance Facility Heavy Bay Addition and Bus Maintenance Facility Parts Storage Room Stanislaus 5S Facility Discharger 05/01/2020 null S877162 State Route 132 West Expressway Realignment Stanislaus 5S Facility Discharger 11/07/2019 null S869584 Del Rio Tank No 14 Well 68 and Pump Station Stanislaus 5S Facility Discharger 01/14/2019 null S866999 Area 2 Storm Water to Sanitary Sewer Cross Connection Removal Phase 2 Roosevelt Park Stanislaus 5S Facility Discharger 09/13/2018 null S866918 Carpenter Road Landfill Mitigation Stanislaus 5S Facility Discharger 09/11/2018 null S865566 Tuolumne River Sheet Pile and Dam Debris Removal Stanislaus 5S Facility Discharger 07/12/2018 null S865006 Water Corporation Yard Stanislaus 5S Facility Discharger 06/18/2018 null S864930 Carpenter Road Street Improvements Stanislaus 5S Facility Discharger 06/14/2018 null S861756 Lift Road Improvements Mary Grogan Park to Plainview Road Stanislaus 5S Facility Discharger 02/05/2018 null S860891 Ceres Trunk Rehabilitation Stanislaus 5S Facility Discharger 12/14/2017 null S860389 La Loma Phase 2B Strengthen & Replace Water Mains Stanislaus 5S Facility Discharger 11/21/2017 null S859369 Tully Road & 9th Street Pavement Rehabilitation Stanislaus 5S Facility Discharger 10/05/2017 null S857763 Sutter Avenue Primary Treatment Plant Stanislaus 5S Facility Discharger 08/01/2017 null S854128 Roselle Avenue Stanislaus 5S Facility Discharger 03/23/2017 null S853593 Industrial Tank No.13 & Pump Station Stanislaus 5S Facility Discharger 02/28/2017 null S850996 North Valley Regional Recycled Water Program Stanislaus 5S Facility Discharger 11/01/2016 null S849883 City of Modesto Stanislaus 5S Facility Discharger 09/19/2016 null S849336 Bellenita Park Soccer Fields and Parking Lot Stanislaus 5S Facility Discharger 08/25/2016 null S846535 Runway 10L 28R Shoulder Rehab and West Apron Reconstruction Stanislaus 5S Facility Discharger 05/12/2016 null S845957 Tuolumne River Regional Park Gateway Parcel Phase 2 Stanislaus 5S Facility Discharger 04/19/2016 null S844601 Strengthen and Replace Water System South 9th Street Industrial Area Stanislaus 5S Facility Discharger 02/18/2016 null S838293 Downstream Water System Improvements Tier 1 North Tank 11 and Pump Station Stanislaus 5S Facility Discharger 07/31/2015 null S832488 Strengthen and Replace Water System South Modesto Phase 2 Stanislaus 5S Facility Discharger 11/05/2014 null S832152 Strengthen and Replace La Loma Water Mains Stanislaus 5S Facility Discharger 10/16/2014 null S830927 Shackleford Sewer Crossing Stanislaus 5S Facility Discharger 08/12/2014 null S828932 SR99 Pelandale Ave Interchange Stanislaus 5S Facility Discharger 04/17/2014 null S828762 Kiernan Ave Water Main Replacement Stanislaus 5S Facility Discharger 04/08/2014 null S828314 Emerald Trunk Sewer Relief Project Stanislaus 5S Facility Discharger 03/12/2014 null S827740 North Point Basin Stanislaus 5S Facility Discharger 02/03/2014 null S827321 Virginia Corridor Phase 6 Stanislaus 5S Facility Discharger 01/06/2014 null S827089 Modesto Area 2 SW to SS Cross Connection Removal Project Stanislaus 5S Facility Discharger 12/12/2013 null S823255 Street Improvements East of El Vista Elementary School Stanislaus 5S Facility Discharger 05/20/2013 null S822938 East Side of Sutter Ave South of Marshall Stanislaus 5S Facility Discharger 05/01/2013 null S822134 Roselle Merle Intersection Stanislaus 5S Facility Discharger 03/20/2013 null S822006 North Point Basin Stanislaus 5S Facility Discharger 03/13/2013 null S821128 Hilltop Area Strengthen and Replace Water System Stanislaus 5S Facility Discharger 01/23/2013 null S820565 Modesto West Basin Improvements Stanislaus 5S Facility Discharger 12/11/2012 null S818325 Sylvan Litt Improvements Stanislaus 5S Facility Discharger 07/24/2012 null S817189 Phase II BNR Tertiary WWTP Stanislaus 5S Facility Discharger 05/31/2012 null S816950 Sylvan Avenue Reconstruction Stanislaus 5S Facility Discharger 05/18/2012 null S816265 Carpenter Road Bridge Seismic Retrofit Stanislaus 5S Facility Discharger 04/17/2012 null S816002 Mary Grogan Park Stanislaus 5S Facility Discharger 04/03/2012 null S815623 Modesto West Basin Improvements Stanislaus 5S Facility Discharger 03/13/2012 null S813698 Strengthen & Replace Water System South Modesto Phase 1 Stanislaus 5S Facility Discharger 11/18/2011 null S807297 Bus Maintenance Facility Stanislaus 5S Facility Discharger 01/10/2011 null S807223 Virginia Corridor V Stanislaus 5S Facility Discharger 01/04/2011 null S804227 RSA Enhancement and Apron Rehabilitation Stanislaus 5S Facility Discharger 07/01/2010 null S804226 Tertiary Wastewater Treatment Plant Stanislaus 5S Facility Discharger 07/01/2010 null S804214 Right Turn Lanes at Carpenter and Sisk Stanislaus 5S Facility Discharger 07/01/2010 null S804010 Right Turn Lanes at Carpenter & Sisk, orangeburg & Briggsmore Stanislaus 5S Facility Discharger 06/28/2010 null S803123 Street Improvements W Side of Conant Ave Stanislaus 5S Facility Discharger 05/13/2010 null S802953 Claus Rd Pavement Rehabilitation Project Stanislaus 5S Facility Discharger 04/30/2010 null S800582 Downstream Water System Improvements Tier I Stanislaus 5S Facility Discharger 10/29/2009 null S800364 RSA Enhancement & Apron Rehabilitation Stanislaus 5S Facility Discharger 10/19/2009 null S729177 Phase 1A Tertiary Wastewater Treatment Project Stanislaus 5S Facility Discharger 11/12/2008 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification N/A Dhyan L Gilton Contact Owner Contact null null null N/A Dyhan Gilton Contact Owner Contact null null null N/A Will Wng Contact Owner Contact null null null N/A Dhyan L Gilton Contact Owner Contact null null null N/A Nahrain Eshoo Contact Owner Contact null null null N/A Dhyan Gilton Contact Owner Contact null null null N/A Gayle Ziegler Contact Owner Contact null null null N/A Laura Anhalt Contact Owner Contact null null null N/A William Wong Contact Owner Contact null null null N/A Larry Parlin Contact Owner Contact null null null N/A Will Wong Contact Owner Contact null null null N/A Jesse Franco Contact Owner Contact null null null N/A William Wong Contact Owner Contact null null null N/A Rick Loopers Contact Owner Contact null null null N/A Dhyan Gilton Contact Owner Contact null 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 S489503 Industrial 5S 5S50I027324 Notice Of Intent New Application Active INDSTW 2014-0057-DWQ 09/01/2017 null Discharger 08/01/2017 null S595842 Construction 5S 5S50C411353 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 02/20/2026 null Discharger 02/05/2026 null S595977 Construction 5S 5S50C411316 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 02/17/2026 null Discharger 02/11/2026 null S593158 Construction 5S 5S50C410885 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 12/22/2025 null Discharger 11/04/2025 null S592359 Construction 5S 5S50C410518 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 11/12/2025 null Discharger 10/13/2025 null S592363 Construction 5S 5S50C410240 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 10/23/2025 null Discharger 10/13/2025 null S588657 Construction 5S 5S50C409806 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 10/01/2025 null Discharger 08/11/2025 null S579353 Construction 5S 5S50C405621 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 11/25/2024 null Discharger 11/20/2024 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. S896277 09/02/2025 SW - Failure to Obtain Permit Failure to obtain coverage under the 2022 CGP by 09/01/2025. Violation N Internal Report River Trunk Realignment and Shackelford Pump Station S551720 2009-0009-DWQ Y Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status S403700 Verbal Communication null 5S50C360212 CONSTW 01/24/2011 Active S407057 Verbal Communication null 5S50C360237 CONSTW 11/01/2011 Historical S457983 1st Annual Report Notice of Non-Compliance null 5S50C402512 CONSTW 10/08/2024 Active S445843 1st Annual Report Notice of Non-Compliance null 5S50C388074 CONSTW 10/01/2021 Active S457980 1st Annual Report Notice of Non-Compliance null 5S50C402103 CONSTW 10/08/2024 Active S461126 Notice of Violation null 5S50C398356 CONSTW 09/05/2025 Active Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status