General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 29366 Mountain House CSD Special District 230 South Sterling Drive 100 Mountain House, CA 95391 209-836-0136 null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 651238 Mountain House MS4 Phase II San Joaquin 5S MS4 Owner 06/01/2007 null 630838 Mountain House -2 CS San Joaquin 5S Collection_System Owner 09/19/2008 null 630832 Mountain House -1 CS San Joaquin 5S Collection_System Owner 04/03/2006 null 241600 Mountain House WWTP -2 San Joaquin 5S Facility Owner 09/24/1997 null 241598 Mountain House WWTP San Joaquin 5S Wastewater Treatment Facility Owner 01/31/2013 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 632448 Ron Tobey Person Legally Responsible Official 11/27/2023 null null 621385 kulwinder singh Person Legally Responsible Official 02/10/2021 03/20/2024 null 621385 kulwinder singh Person Data Submitter 01/19/2021 02/10/2021 null 604273 Bob Anders Person Legally Responsible Official 11/13/2019 null null 583712 Hamid Parsa Person Legally Responsible Official 09/11/2018 null null 581899 Antrena Trimble Person Legally Responsible Official 01/18/2019 11/04/2019 null 559346 Karen Morgan Person Data Submitter 06/27/2023 null null 557326 David Hernandez Person Legally Responsible Official 08/08/2016 10/25/2016 null 548838 Joel Lindsey Person Legally Responsible Official 09/20/2016 10/17/2018 null 538982 Nader Shareghi Person Legally Responsible Official 01/31/2013 null null 524090 Roger Migchelbrink Person Data Submitter 07/08/2009 06/01/2017 null 524090 Roger Migchelbrink Person Legally Responsible Official 04/11/2019 null null 524090 Roger Migchelbrink Person Legally Responsible Official 03/01/2016 06/01/2017 null 522034 Bonita Dennedy Person Data Submitter 02/15/2024 null null 522034 Bonita Dennedy Person Data Submitter 04/12/2010 10/08/2019 null 508790 John Miller Person Legally Responsible Official 06/01/2009 12/30/2016 null 487347 David Mullaney Person Legally Responsible Official 10/01/2008 null null 247391 James Hampton Person Legally Responsible Official 12/17/2015 02/09/2016 null 120215 Michael Buckley Person Facility Contact 12/05/2003 null null 120215 Michael Buckley Person Legally Responsible Official 01/03/2007 09/05/2008 null 120215 Michael Buckley Person Legally Responsible Official 03/22/2023 null null 113453 Kathy Stone Person Legally Responsible Official 03/28/2017 10/17/2018 null 78911 Paul Sensibaugh Person Legal representative 09/24/1997 04/02/2006 null 78911 Paul Sensibaugh Person Legally Responsible Official 04/03/2006 03/28/2017 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 453528 NPDES Permit 5S 5B391078003 NPDES R5-2023-0033 for Mountain House CSD Active NPDMUNILRG R5-2023-0033 08/01/2023 null Discharger 07/18/2023 null 440494 Co-Permitee SB 5B391078003 13627 Order Co-Permitee under 2020-0015-DWQ for Mountain House CSD Active SLIC 2020-0015-DWQ 07/09/2020 null Discharger 09/18/2020 null 435482 Enrollee - WDR 5S 5B39NC00297 Enrollee under WDR 2003-0003-DWQ-0204 for Mountain House CSD - Mountain House WWTP Historical WDRNONMUNIPRCS 2003-0003-DWQ 11/22/2019 02/24/2022 Discharger 11/13/2019 null 416414 NPDES Permit 5S 5B391078003 NPDES R5-2017-0119 for Mountain House CSD, Mountain House WWTP Historical NPDMUNILRG R5-2017-0119 02/01/2018 07/31/2023 Discharger 09/21/2017 null 389443 NPDES Permit 5S 5B391078003 NPDES R5-2013-0004 for Mountain House CSD, Moutain House WWTP Historical NPDMUNILRG R5-2013-0004 03/22/2013 01/31/2018 Discharger 02/28/2013 null 327492 NPDES Permit 5S 5B391078003 NPDES R5-2007-0039 for Mountain House CSD, Mountain House WWTP Historical NPDMUNILRG R5-2007-0039 06/23/2007 03/21/2013 Discharger 09/11/1998 null 326205 Enrollee 5S 5B39NP00045 Enrollee 2003-0005-DWQ for Mountain House CSD MS4 Phase II Historical MNSTW2 2003-0005-DWQ 12/29/2008 06/30/2013 Discharger 12/29/2008 null 301510 Enrollee 5S 5SSO11004 Enrollee of SB SSO WDR for Mountain House Csd Historical SSOMUNISML 2006-0003-DWQ 07/17/2006 06/04/2023 Discharger 04/20/2006 null 301509 Enrollee - WDR 5S 5SSO11003 Enrollee of SB SSO WDR for Mountain House Csd Active SSOMUNISML 2022-0103-DWQ 01/03/2007 null Discharger 04/20/2006 null 146802 NPDES Permit 5S 5B391078003 NPDES 98-192 for MOUNTAIN HOUSE CSD Historical NPDMUNILRG R5-1998-0192 09/11/1998 05/03/2007 Discharger 09/11/1998 null 146750 WDR 5S 5B391078001 WDR 98-109 for MOUNTAIN HOUSE CSD Historical WDR 98-109 04/17/1998 07/30/2008 Discharger 04/17/1998 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. 1126792 03/06/2024 CAT2 Dichlorobromomethane Monthly Average limit is 1.7 ug/L and reported value was 3.49 ug/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1125444 02/29/2024 CAT1 Nitrite Plus Nitrate (as N) Monthly Average limit is 10 mg/L and reported value was 17.7 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1125443 02/14/2024 CAT1 Nitrite Plus Nitrate (as N) Weekly Average limit is 16 mg/L and reported value was 17.7 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1125442 02/03/2024 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 15 mg/L and reported value was 18.2 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1125209 09/23/2023 Deficient Monitoring The Discharger stated the ultraviolet (UV) dose and transmittance violations occurred in August 2023 and September 2023 due to issues with the transition to the new UV system. This issue has been resolved and the new UV system is continuously recording UV dose and transmittance Violation N Report Mountain House WWTP 453528 R5-2023-0033 Y 1125208 08/26/2023 Deficient Monitoring The Discharger stated the ultraviolet (UV) dose and transmittance violations occurred in August 2023 and September 2023 due to issues with the transition to the new UV system. This issue has been resolved and the new UV system is continuously recording UV dose and transmittance. Violation N Report Mountain House WWTP 453528 R5-2023-0033 Y 1125207 08/06/2023 Deficient Monitoring Monitoring and Reporting violations are shown in Table D. The Discharger stated the ultraviolet (UV) dose and transmittance violations occurred in August 2023 and September 2023 due to issues with the transition to the new UV system. This issue has been resolved and the new UV system is continuously recording UV dose and transmittance Violation N Report Mountain House WWTP 453528 R5-2023-0033 Y 1125206 08/15/2023 Order Conditions The Discharger violated the Filtration System Operating Specifications contained in the WDRs, as listed below. The Discharger stated that the August 2023 turbidity exceedances were caused by the intrusion of sludge into the Surge Basin and ongoing problems with the Decanters. The failed Decanters were removed in September 2023 and Surge Basin cleaning restored the turbidity to levels within the Order Condition limitations. Violation N Report Mountain House WWTP 453528 R5-2023-0033 Y 1125199 08/03/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.8 SU at EFF-001. Violation N Report Mountain House WWTP 453528 R5-2023-0033 Y 1124692 01/26/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 MPN/100 mL at UVS-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124691 01/25/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 MPN/100 mL at UVS-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124690 01/31/2024 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 10 mg/L and reported value was 20.5 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124689 01/30/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 MPN/100 mL at UVS-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124688 01/06/2024 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 15 mg/L and reported value was 17.3 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124687 01/20/2024 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 15 mg/L and reported value was 22.8 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124686 01/31/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 13 MPN/100 mL at UVS-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124685 01/27/2024 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 15 mg/L and reported value was 31.1 mg/L at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 N 1124268 02/02/2024 Late Report Annual SMR ( PROGRPT ) (MRP X.D.3) report for 2023 (2010041) was due on 01-FEB-24 Violation null Report Mountain House WWTP 416414 R5-2017-0119 N 1124267 02/02/2024 Late Report Annual SMR ( MONNPDES ) report for 2023 (2009893) was due on 01-FEB-24 Violation null Report Mountain House WWTP 416414 R5-2017-0119 N 1124247 02/02/2024 Late Report Annual SMR ( MONNPDES ) report for 2023 (2741197) was due on 01-FEB-24 Violation null Report Mountain House WWTP 453528 R5-2023-0033 N 1121844 11/02/2023 Late Report Quarterly SMR ( MONNPDES ) report for Q3 2023 (2705680) was due on 01-NOV-23 Violation null Report Mountain House WWTP 416414 R5-2017-0119 N 1121618 10/21/2023 Late Report Annual SMR ( PROGRPT ) (WDR VI.C.3.a) report for 2022 (2010093) was due on 20-OCT-23 Violation null Report Mountain House WWTP 416414 R5-2017-0119 N 1121617 10/21/2023 Late Report Annual SMR ( PROGRPT ) (WDR VI.C.7.a) report for 2022 (2010165) was due on 20-OCT-23 Violation null Report Mountain House WWTP 416414 R5-2017-0119 N 1120809 08/11/2023 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.0 MPN/100 mL at EFF-001. Violation N eSMR Mountain House WWTP 453528 R5-2023-0033 Y 1120142 06/12/2023 Order Conditions UVT transmittance below 55% (reported at 47%) on 12 June 2023. The Discharger did not provide a suspected cause of the low UV transmittance (UVT) reported value, but UVT values have been consistent and in compliance since the low value recorded on 12 June 2023. Violation N Report Mountain House WWTP 416414 R5-2017-0119 Y 1119772 07/19/2023 Order Conditions Turbidity Daily Maximum limit is 10 NTU and reported value was 12 NTU on 7/17/2023 and 11 NTU on 7/19/2023 at UVS-001. Violation N eSMR Mountain House WWTP 416414 R5-2017-0119 Y 1119771 07/30/2023 Order Conditions Exceeded average daily turbidity limitation on multiple days in July 2023. The Discharger indicated the turbidity exceedances in were due to complications during replacement of the supervisory control and data acquisition (SCADA) system. The sequencing batch reactor (SBR) decanting and aeration cycle was interrupted by the SCADA system failure. The turbidity issues were resolved when the new SCADA system installation was complete and functioning properly. Violation N eSMR Mountain House WWTP 416414 R5-2017-0119 Y 1118912 06/29/2023 Order Conditions Turbidity Daily Average (Mean) limit is 2 NTU and reported value was 2.5 NTU at EFF-001. Violation N eSMR Mountain House WWTP 416414 R5-2017-0119 N 1118911 06/28/2023 Order Conditions Turbidity Daily Average (Mean) limit is 2 NTU and reported value was 2.5 NTU at EFF-001. Violation N eSMR Mountain House WWTP 416414 R5-2017-0119 N Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 456398 Notice of Violation null NOV 03/25/2024 for Mountain House CSD NPDMUNILRG 03/25/2024 Historical 454593 Notice of Violation null NOV 09/20/2023 for Mountain House CSD NPDMUNILRG 09/20/2023 Historical 452622 Notice of Violation null NOV 04/25/2023 for Mountain House CSD NPDMUNILRG 04/25/2023 Historical 448460 Admin Civil Liability R5-2022-0508 ACL R5-2022-0508 for Mountain House CSD NPDMUNILRG 09/08/2022 Historical 447384 Notice of Violation null NOV 04/07/2022 for Mountain House CSD NPDMUNILRG 04/07/2022 Historical 446273 Notice of Violation null NOV 12/29/2021 for Mountain House CSD NPDMUNILRG 12/29/2021 Historical 445593 Admin Civil Liability R5-2021-0531 ACL R5-2021-0531 for Mountain House CSD NPDMUNILRG 01/27/2022 Historical 445081 Notice of Violation null NOV 02/11/2021 for Mountain House CSD NPDMUNILRG 02/11/2021 Historical 444410 Notice of Violation null NOV 07/26/2021 for Mountain House CSD NPDMUNILRG 07/26/2021 Historical 442897 Admin Civil Liability R5-2020-0567 ACL R5-2020-0567 for Mountain House CSD NPDMUNILRG 02/25/2021 Historical 440937 Notice of Violation null NOV 05/01/2020 for Mountain House CSD NPDMUNILRG 05/01/2020 Historical 440763 Notice of Violation null NOV 10/05/2020 for Mountain House CSD NPDMUNILRG 10/05/2020 Historical 437727 Notice of Violation null NOV 03/27/2020 for Mountain House CSD NPDMUNILRG 03/27/2020 Historical 437019 Notice of Violation null NOV 02/27/2020 for Mountain House CSD NPDMUNILRG 02/27/2020 Historical 435524 Admin Civil Liability R5-2019-0535 ACL R5-2019-0535 for Mountain House CSD NPDMUNILRG 01/09/2020 Historical 433698 Notice of Violation null NOV 08/20/2019 for Mountain House CSD NPDMUNILRG 08/20/2019 Historical 433155 Admin Civil Liability R5-2019-0513 ACL R5-2019-0513 for Mountain House CSD NPDMUNILRG 09/09/2019 Historical 429405 Notice of Violation null NOV 03/11/2019 for Mountain House CSD NPDMUNILRG 03/11/2019 Historical 426673 Admin Civil Liability R5-2018-0536 ACL R5-2018-0536 for Mountain House CSD NPDMUNILRG 01/04/2019 Historical 425097 Notice of Violation null NOV 08/31/2018 for Mountain House CSD NPDMUNILRG 08/31/2018 Historical 422405 Notice of Violation null NOV 06/19/2018 for Mountain House CSD NPDMUNILRG 06/19/2018 Historical 420712 Notice of Violation null NOV 04/05/2018 for Mountain House CSD NPDMUNILRG 04/05/2018 Historical 416416 Time Schedule Order R5-2017-0120 TSO R5-2017-0120 for Mountain House CSD NPDMUNILRG 02/01/2018 Active 413786 Notice of Violation null NOV 06/08/2017 for Mountain House CSD NPDMUNILRG 06/08/2017 Historical 412557 Notice of Violation null NOV 04/03/2017 for Mountain House CSD NPDMUNILRG 04/03/2017 Historical 409904 Notice of Violation null NOV 10/12/2016 for Mountain House CSD NPDMUNILRG 10/12/2016 Historical 409239 Notice of Violation null NOV 08/25/2016 for Mountain House CSD NPDMUNILRG 08/25/2016 Historical 402851 Admin Civil Liability R5-2015-0539 ACL R5-2015-0539 for Mountain House CSD NPDMUNILRG 10/09/2015 Historical 401986 Notice of Violation null NOV 07/02/2015 for Mountain House CSD NPDMUNILRG 07/02/2015 Historical 390427 Notice of Violation null NOV 05/30/2013 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 05/30/2013 Historical 389444 Time Schedule Order R5-2013-0005 TSO R5-2013-0005 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 01/31/2013 Historical 389022 Notice of Violation null NOV 02/08/2013 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 02/08/2013 Historical 387596 Notice of Violation null NOV 09/13/2012 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 09/13/2012 Historical 387143 Time Schedule Order R5-2012-0073 TSO R5-2012-0073 for Mountain House CSD, Mountain House WWTP - 1 NPDMUNILRG 08/03/2012 Historical 385403 Notice of Violation null NOV 06/01/2012 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 06/01/2012 Historical 380511 Notice of Violation null NOV 07/18/2011 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 07/18/2011 Historical 379284 Notice of Violation null NOV 05/18/2011 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 05/18/2011 Historical 378298 Notice of Violation null NOV 03/22/2011 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 03/22/2011 Historical 377701 Notice of Violation null NOV 02/11/2011 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 02/11/2011 Historical 377384 Notice of Violation null NOV 01/26/2011 for Mountain House CSD WWTP NPDMUNILRG 01/26/2011 Historical 377383 Notice of Violation null NOV 01/26/2011 for Mountain House CSD, WWTP NPDMUNILRG 01/26/2011 Historical 376966 Notice of Violation null NOV 12/07/2010 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 12/07/2010 Historical 376766 Notice to Comply null NSNC 10/05/2010 for Mountain House CSD, Mountain House MS4 Phase II MNSTW2 10/05/2010 Historical 376401 Notice of Violation null NOV 10/26/2010 for Mountain House CSD WWTP NPDMUNILRG 10/26/2010 Historical 375877 Notice of Violation null NOV 09/13/2010 for Mountain House CSD WWTP NPDMUNILRG 09/13/2010 Historical 375605 Notice of Violation null NOV 08/18/2010 for Mountain House CSD WWTP NPDMUNILRG 08/18/2010 Historical 375162 Notice of Violation null NOV 07/20/2010 for Mountain House CSD, WWTP NPDMUNILRG 07/20/2010 Historical 374809 Notice of Violation null NOV 05/25/2010 for Mountain House CSD, Mountain House WWTP NPDMUNILRG 05/25/2010 Historical 374788 Notice of Violation null NOV 06/22/2010 for Mountain House CSD WWTP NPDMUNILRG 06/22/2010 Historical 372504 Notice of Violation null NOV 12/23/2009 for Mountain House CSD NPDMUNILRG 12/23/2009 Historical 362559 Admin Civil Liability R5-2009-0516 MMPC R5-2009-0516 for Mountain House CSD NPDMUNILRG 03/16/2009 Historical 361807 Time Schedule Order R5-2009-0013 TSO R5-2009-0013 for Mountain House CSD, Mountain House WWTP - 1 NPDMUNILRG 02/05/2009 Historical 361806 Time Schedule Order R5-2007-0040 TSO R5-2007-0040 for Mountain House CSD, Mountain House WWTP - 1 NPDMUNILRG 05/04/2007 Historical 353441 Admin Civil Liability R5-2008-0571 MMP Complaint R5-2008-0571 for Mountain House CSD, WWTP-1 NPDMUNILRG 09/17/2008 Historical 350874 Notice of Violation null NOV 08/19/2008 for Mountain House Wastewater Treatment Plant NPDMUNILRG 08/19/2008 Historical 256409 Notice of Violation null NOV 03/22/2005 for Mountain House CSD WDR 03/22/2005 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status