General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 524918 USDI National Park Service Yosemite National Park Federal Agency Po Box 700 El Portal, CA 95318 209-372-0201 null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 895050 Rocky Point Meadow Restoration Mariposa 5F Dredge/Fill Site Owner 05/28/2024 null 894593 Yosemite Environmental Education Campus Nature Bridge Mariposa 5F Campground Owner 04/26/2024 null 894593 Yosemite Environmental Education Campus Nature Bridge Mariposa 5F Campground Land Owner 04/26/2024 null 893311 Ranger Station Meadow Trail Reroute and Meadow Restoration Project Tuolumne 5S Dredge/Fill Site Owner 02/06/2024 null 888146 Mariposa Grove Rd Repair Mariposa 5F Dredge/Fill Site Owner 05/08/2023 null 887998 Ahwahnee Bridge Riprap Removal Restoration Mariposa 5F Dredge/Fill Site Owner 04/26/2023 null 886907 Upper Pines Dump Sation Mariposa 5F Dredge/Fill Site Owner 03/06/2023 null 882855 Sugarpine Bridge Floodplain Mariposa 5F Dredge/Fill Site Owner 08/22/2022 null 882407 Sugarpine Bridge Floodplain Restoration Mariposa 5F Dredge/Fill Site Owner 07/22/2022 null 881314 Bridalveil Meadow Mariposa 5F Dredge/Fill Site Owner 05/20/2022 null 881241 West Tuolumne Meadows Pothole Dome "Thumb" Restoration Project Tuolumne 5S Dredge/Fill Site Owner 05/17/2022 null 879420 Ackerson Meadow Restoration Project Tuolumne 5S Dredge/Fill Site Owner 02/15/2022 null 877274 Rehabilitate Tuolumne Meadows Campground Tuolumne 5F Dredge/Fill Site Owner 10/29/2021 null 875594 Leidig Meadow (Yosemite National Park) Mariposa 5F Dredge/Fill Site Owner 07/30/2021 null 875044 Rehabilitation of Bridalveil Creek Campground Water Distribution System Phase I Mariposa 5F Dredge/Fill Site Owner 06/29/2021 null 874326 Stoneman Bridge Raft Put In Mariposa 5F Dredge/Fill Site Owner 05/26/2021 null 867814 Stoneman Meadow Ditch Restoration Project Mariposa 5F Dredge/Fill Site Owner 07/08/2020 null 866755 Crane Flat Campground Mariposa 5F Dredge/Fill Site Owner 05/13/2020 null 866686 Glacier Point Road Rehabilitation Mariposa 5F Dredge/Fill Site Owner 05/08/2020 null 865754 Tioga Road Rehabilitation Tuolumne 5F Dredge/Fill Site Owner 03/24/2020 null 857643 Wawona Wastewater Treatment System Rehabilitation Mariposa 5F Dredge/Fill Site Owner 04/15/2019 null 857114 Yosemite Bridges Preservation Project Mariposa 5F Dredge/Fill Site Owner 03/22/2019 null 852031 Wawona Road and Glacier Point Road Culvert Replacement Project Mariposa 5S Dredge/Fill Site Owner 10/26/2018 null 849042 Upper Pines Campground RV Dump Station Bank Stabilization Mariposa 5F Dredge/Fill Site Owner 07/13/2018 null 839374 El Capitan Meadow Ecological Restoration Mariposa 5F Dredge/Fill Site Owner 08/29/2017 null 826481 South Entrance Wastewater Facility Mariposa 5F Wastewater Treatment Facility Owner and Operator 07/20/2016 null 826082 Wawona and Mariposa Grove Road Rehabilitation Mariposa 5F Dredge/Fill Site Owner 07/07/2016 null 824551 Ahwahnee Meadow Ecological Restoration Mariposa 5F Dredge/Fill Site Owner 05/12/2016 null 824096 Rehabilitation of Yosemite Valley Loop Road Mariposa 5F Dredge/Fill Site Owner 04/26/2016 null 820907 Yosemite Village Day-Use Parking Area Mariposa 5F Dredge/Fill Site Owner 01/12/2016 null 817663 East Yosemite Valley River Restoration Mariposa 5F Dredge/Fill Site Owner 08/28/2015 null 816491 Lower Grove OWTS, Mariposa Grove of Giant Sequoias Mariposa 5F Wastewater Treatment Facility Owner and Operator 07/09/2015 null 814816 Restoration of Mariposa Grove Mariposa 5F Dredge/Fill Site Owner 04/28/2015 null 812541 West of Yosemite Lodge Parking Mariposa 5F Dredge/Fill Site Owner 01/27/2015 null 808269 Lower Pines Campground Riverbank Stabilization Mariposa 5F Dredge/Fill Site Owner 08/07/2014 null 807189 Soda Springs Trail and Meadow Restoration Tuolumne 5F Dredge/Fill Site Owner 06/24/2014 null 797782 Tioga Road Rehabilitation Mariposa 5F Dredge/Fill Site Owner 08/13/2013 null 787293 South Entrance Station Kiosks Replacement Mariposa 5F Dredge/Fill Site Owner 10/17/2012 null 781105 Yosemite Creek Campground Bridge Replacement Mariposa 5F Dredge/Fill Site Owner 05/09/2012 null 768377 Glacier Point Road Rehabilitation Project Mariposa 5F Dredge/Fill Site Operator 07/12/2011 null 767801 Improve Forest and Meadow Habitat at Crane Flat Mariposa 5F Dredge/Fill Site Owner and Operator 06/24/2011 null 767785 Tenaya Lake East Beach Area Restoration Mariposa 5F Dredge/Fill Site Owner and Operator 06/23/2011 null 767710 Upper Pines Campground Improvements Project Mariposa 5F Dredge/Fill Site Operator 06/22/2011 null 767679 Yosemite Creek Campground Bridge Replacement project Mariposa 5F Dredge/Fill Site Operator 06/21/2011 null 767518 Reconstructing Critically Eroded Sections of El Portal Road Project Mariposa 5F Dredge/Fill Site Operator 06/15/2011 null 758111 Carlon Meadow and Riparian Restoration Tuolumne 5S Dredge/Fill Site Owner 09/16/2009 null 754294 Integrated Utilities Phase 2A & 3A Mariposa 5F Dredge/Fill Site Owner and Operator 07/01/2010 null 753987 Yosemite Valley Integrated Utility Project Phase 3B Mariposa 5F Dredge/Fill Site None null null 753800 Wawona Meadow Mariposa 5F Dredge/Fill Site None null null 636346 Rehabilitation of The Yosemite Valley Loop Rd Mariposa 5F Dredge/Fill Site Owner 06/28/2006 null 274505 White Wolf Wastewater Treatment Facility Tuolumne 5F Wastewater Treatment Facility Owner 02/23/1979 null 274504 Tuolumne Meadows Wastewater Treatment Facility Tuolumne 5F Wastewater Treatment Facility Owner 08/28/1969 null 274503 Yosemite Nat Prk Hodgdon MDW Tuolumne 5F Wastewater Treatment Facility Owner 07/16/1964 null 274495 Yosemite Institute Crane Flat Tuolumne 5F Wastewater Treatment Facility Owner 05/02/2000 null 271887 Wawona WWTF Mariposa 5F Wastewater Treatment Facility Owner 12/22/1998 null 264822 Toulumne Meadows Yosemite NP Tuolumne 5S Facility Owner 09/21/2001 null 257866 South Fork Merced River Bridge Mariposa 5F Dredge/Fill Site Owner 06/17/2005 null 251895 Receiving Waters; Merced River Mariposa 5F Dredge/Fill Site Owner 06/17/2005 null 231225 Happy Islles Dam Removal Mariposa 5S Dredge/Fill Site Owner 06/17/2005 null 227217 Glacier Point WWTF Mariposa 5F Wastewater Treatment Facility Owner 12/11/1995 null 222491 El Portal WWTF Mariposa 5F Wastewater Treatment Facility Owner 09/30/1994 null 213438 Cascades Diversion Dam Removal Mariposa 5F Dredge/Fill Site Owner 06/17/2005 null 208519 Badger Pass WWTF Mariposa 5F Wastewater Treatment Facility Owner 03/23/1979 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 596628 Rick Hall Person Legally Responsible Official 04/09/2019 null null 575158 Michael Reynolds Person Legally Responsible Official 03/28/2018 08/26/2020 null 563358 Chip Jenkins Person Legally Responsible Official 04/17/2017 08/26/2020 null 560230 Woody Smeck Person Legally Responsible Official 11/08/2016 04/25/2017 null 548027 Randall Fong Person Legally Responsible Official 08/07/2014 null null 544198 Cicely Muldoon Person Legally Responsible Official 03/18/2020 null null 530977 David Engelstad Person Legally Responsible Official 01/03/2012 null null 527504 Victor Goldman Person Facility Contact 06/24/2011 null null 527494 Sue Beatty Person Facility Contact 06/23/2011 null null 523406 Glen Rothell Person Legally Responsible Official 01/22/2009 null null 523406 Glen Rothell Person Legally Responsible Official 07/29/2011 null null 523406 Glen Rothell Person Legal representative 06/20/2011 null null 523177 Monica Buhler Person Facility Contact 05/13/2010 null null 518991 Don Neubacher Person Legally Responsible Official 10/17/2012 10/31/2016 null 518991 Don Neubacher Person Legally Responsible Official 06/24/2014 10/31/2016 null 508950 David Uberuaga Person Legally Responsible Official 09/16/2009 null null 498373 Vera Newitt Person Data Submitter 02/02/2009 08/22/2013 null 498369 Jim Radmacher Person Data Submitter 02/02/2009 08/22/2013 null 498355 George Harders Person Data Submitter 02/02/2009 04/25/2017 null 498077 Jim Fredle Person Data Submitter 01/28/2009 04/25/2017 null 498075 Susan Krause Person Data Submitter 01/28/2009 04/25/2017 null 498071 Mike Robarge Person Data Submitter 01/28/2009 04/25/2017 null 465710 Paul Laymon Person Data Submitter 07/09/2015 04/25/2017 null 330671 Michael Pieper Person Facility Contact 06/28/2006 null null 330671 Michael Pieper Person Legally Responsible Official 08/13/2013 null null 304943 Dave Shackelton Person Data Submitter 03/16/2006 null null 167180 Michael Tollefson Person Legally Responsible Official 04/06/2006 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 457084 Enrollee - 401 Certification 5F 5B22CR00071 Enrollee - 401 Certification for Rocky Point Meadow Restoration Active CERFILLEXC 2021-0048-DWQ 05/30/2024 null Discharger 05/28/2024 null 456718 Enrollee - WDR 5F 5B22NC00014 Enrollee - WDR 2014-0153-R5415 under General Order for Small Domestic Wastewater Systems for USDI National Park Service Yosemite National Park Active WDRMUNIOWTS 2014-0153-DWQ 05/30/2024 null Discharger 04/26/2024 null 455763 Enrollee - 401 Certification 5S 5B55CR00181 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park - Ranger Station Meadow Trail Reroute and Meadow Restoration Project Active CERFILLEXC SB12006GN 02/21/2024 null Discharger 02/06/2024 null 452540 Enrollee - 401 Certification 5F 5B22CR00067 Enrollee - 401 Certification for Mariposa Grove Rd RGP 8 Historical CERFILLEXC 2018-0025-EXEC 05/11/2023 08/10/2023 Discharger 05/08/2023 null 452526 13267 Letter (Non-Enforcement) 5F 5C220701003 13267 Letter (Non-Enforcement) for USDI National Park Service Yosemite National Park Active WDRMUNIENROTH null 04/05/2023 null Discharger 05/05/2023 null 452522 13267 Letter (Non-Enforcement) 5F 5B55NC00002 13267 Letter (Non-Enforcement) for USDI National Park Service Yosemite National Park Active WDRMUNIENROTH null 04/05/2023 null Discharger 05/05/2023 null 452419 401 Certification 5F 5B22CR00066 401 Cert for Ahwahnee Bridge Riprap Removal Restoration Active CERREST null 05/12/2023 null Discharger 04/26/2023 null 451867 Enrollee - 401 Certification 5F 5B22CR00065 Enrollee - 401 Certification for Upper Pines Dump Station Restoration Active CERREST SB12006GN 03/29/2023 null Discharger 03/06/2023 null 448927 401 Certification 5F 5B22CR00063 401 Cert for Sugar Pine Bridge Floodplain and Riverbank Restoration Active CERREST null 08/24/2022 null Discharger 08/22/2022 null 448704 Enrollee - WDR 5F 5C550700003 Enrollee - WDR under General Order 2014-0153-DWQ-R5360 for Small Domestic Wastewater Systems for USDI National Park Service Yosemite National Park Active WDRMUNIENROTH 2014-0153-DWQ 11/22/2021 null Discharger 11/22/2021 null 447770 Enrollee - 401 Certification 5F 5B22CR00060 401 Cert SB12006GN for USDI National Park Service Yosemite National Park Active CERREST SB12006GN 07/12/2022 null Discharger 05/20/2022 null 447727 Enrollee - 401 Certification 5S 5B55CR00162 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park - West Tuolumne Meadows Pothole Dome "Thumb" Restoration Project Active CERREST SB12006GN 06/28/2022 null Discharger 05/17/2022 null 446621 401 Certification 5S 5B55CR00160 401 Cert for USDI National Park Service Yosemite National Park - Ackerson Meadow Restoration Project Active CERFILLEXC null 06/30/2022 null Discharger 02/15/2022 null 445523 401 Certification 5F 5B55CR00157 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park Active CERREST null 12/17/2021 null Discharger 10/29/2021 null 444422 401 Certification 5F 5B22CR00057 401 Cert for Leidig Meadow Restoration Historical CERFILLEXC null 08/27/2021 07/10/2023 Discharger 07/30/2021 null 443434 401 Certification 5F 5B22CR00056 401 Cert for Stoneman Bridge Raft Site Historical CERFILLEXC null 07/07/2021 06/28/2023 Discharger 05/26/2021 null 440395 Co-Permitee SB 5C220701002 13627 Order Co-Permitee under 2020-0015-DWQ for USDI National Park Service Yosemite National Park Active SLIC 2020-0015-DWQ 07/09/2020 null Discharger 09/18/2020 null 439532 WDR 5F 5C220701001 WDR 2014-0153-DWQ-R5349 for USDI National Park Service Yosemite National Park Active WDRMUNIOTH 2014-0153-DWQ-R5349 02/18/2021 null Discharger 08/06/2020 null 439042 401 Certification 5F 5B22CR00054 401 Cert for Yosemite NP Stoneman Meadow Historical CERREST null 07/31/2020 12/29/2022 Discharger 07/08/2020 null 438058 401 Certification 5F 5B22CR00052 401 Cert for Crane Flat Campground Yosemite NP Active CERFILLEXC null 07/15/2020 null Discharger 05/13/2020 null 438003 401 Certification 5F 5B22CR00053 401 Cert for USDI NPS Yosemite NP Glacier Pt Road Active CERFILLEXC null 06/19/2020 null Discharger 05/08/2020 null 437344 401 Certification 5F 5B55CR00140 401 Cert for USDI NPS Yosemite National Park Tioga Rd Active CERFILLEXC null 04/22/2020 null Discharger 03/24/2020 null 434880 NPDES Permit 5F 5C220701002 NPDES R5-2019-0069 for USDI National Park Service Yosemite National Park Active NPDMUNILRG R5-2019-0069 12/01/2019 null Discharger 10/15/2019 null 429964 401 Certification 5F 5B22CR00047 401 Cert for Yosemite NP Wawona WWTP Historical CERFILLEXC null 07/30/2019 04/12/2023 Discharger 04/15/2019 null 429523 401 Certification 5F 5B22CR00046 401 Cert for Yosemite NP- Bridge Preservation Historical CERFILLEXC null 05/22/2019 05/22/2024 Discharger 03/22/2019 null 426068 Enrollee - 401 Certification 5F 5B22CR00043 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park Historical CERFILLEXC 2018-0025-EXEC 10/18/2018 02/20/2019 Discharger 11/01/2018 null 425903 Enrollee - 401 Certification 5S 5B22CR00044 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park Historical CERFILLEXC 2018-0025-EXEC 10/22/2018 08/10/2023 Discharger 10/26/2018 null 422715 Enrollee - 401 Certification 5F 5B22CR00042 Enrollee - 401 Certification for USDI National Park Service Yosemite National Park Historical CERFILLEXC RGP 8 07/27/2018 08/09/2018 Discharger 07/13/2018 null 420594 Enrollee - WDR 5F 5C220701004 Enrollee - 2014-0153-DWQ-R5289 for Yosemite National Park, Wawona WWTF Active WDRMUNIOTH 2014-0153-DWQ 08/31/2018 null Discharger 04/05/2018 null 416010 401 Certification 5F 5B22CR00039 401 Cert for Yosemite National Park-El Capitan Meadow Historical CERREST null 05/11/2018 02/20/2019 Discharger 08/29/2017 null 407774 Enrollee - WDR 5F 5B22NC00012 Enrollee - 2014-0153-DWQ-R5208 tems for USDI National Park Service Yosemite National Park Active WDRMUNIOWTS 2014-0153-DWQ 07/08/2016 null Discharger 07/20/2016 null 407417 401 Certification 5F 5B22CR00035 401 Cert for Wawona-Mariposa Road Yosemite National Park Historical CERFILLEXC null 09/23/2016 09/23/2021 Discharger 07/07/2016 null 406149 401 Certification 5F 5B22CR00034 401 Cert for USDI Yosemite NP Ahwahnee Meadow Historical CERREST null 08/08/2016 04/12/2023 Discharger 05/12/2016 null 405885 401 Certification 5F 5B22CR00033 401 Cert for NPSYosemite Loop Road Historical CERFILLEXC null 06/02/2016 06/02/2021 Discharger 04/26/2016 null 404275 401 Certification 5F 5B22CR00032 401 Cert for NPS Yosemite Village Day Use Historical CERFILLEXC null 05/02/2016 05/02/2021 Discharger 01/12/2016 null 402656 401 Certification 5F 5B22CR00031 401 Cert for USDI NPS Yosemite East River Restoration Historical CERREST null 09/30/2015 12/17/2020 Discharger 08/28/2015 null 402043 Enrollee - WDR 5F 5B22NC00011 Enrollee - 2014-0153-DWQ-R5188 for USDI National Park Service Yosemite National Park Active WDRMUNIOWTS 2014-0153-DWQ 07/23/2015 null Discharger 07/09/2015 null 400695 401 Certification 5F 5B22CR00028 401 Cert for USDI Yosemite NP Mariposa Grove Historical CERREST null 07/02/2015 07/02/2019 Discharger 04/28/2015 null 399624 401 Certification 5F 5B22CR00027 401 Cert for USDI NPS Yosemite Camp 4 parking Historical CERFILLEXC null 03/13/2015 05/31/2018 Discharger 01/27/2015 null 397612 401 Certification 5F 5B22CR00026 401 Cert for USDI National Park Service Yosemite National Park Historical CERREST null 08/28/2014 07/12/2017 Discharger 08/07/2014 null 396941 401 Certification 5F 5B55CR00087 Yosemite Soda Springs Trail and Meadow Restoration Historical CERREST null 08/15/2014 10/28/2016 Discharger 06/24/2014 null 396396 NPDES Permit 5F 5C220701002 NPDES R5-2014-0068 for USDI National Park Service Yosemite, El Portal WWTF Historical NPDMUNILRG R5-2014-0068 08/01/2014 11/27/2019 Discharger 10/11/2012 null 392724 401 Certification 5F 5B22CR00023 WQC 10/17/2013 for USDI NPSYosemite Tioga Road Rehabilitation Historical CERFILLEXC null 11/17/2013 12/15/2015 Discharger 08/13/2013 null 387774 401 Certification 5F 5B22CR00022 WQC 10/03/2012 for National Park Service, Yosemite National Park Historical CERFILLEXC null 10/03/2012 06/22/2017 Discharger 10/17/2012 null 384993 401 Certification 5F null WQC 08/13/2004 for USDI NPS YOSEMITE Historical CERFILLEXC null 08/13/2004 null Discharger 05/09/2012 null 383860 Enrollee - WDR 5F 5C550700002 Enrollee 97-10-DWQ R5092 for USDI NPS Yosemite Hodgdon Meadows Active WDRMUNIENROTH 97-010-DWQ 10/07/2011 null Discharger 03/21/2012 null 380777 401 Certification 5S 5B55CR00051 WQC 09/16/2009 for National Park Service, Yosemite;Carlon Meadow&Riparian Historical CERREST null 09/16/2009 09/16/2014 Discharger 08/10/2011 null 380206 401 Certification 5F 5B22CR00009 401 Cert 07/12/2011 for National Park Service, Yosemite National Park Historical CERFILLEXC null 04/01/2008 06/30/2010 Discharger 07/12/2011 null 379895 401 Certification 5F 5B22CR00017 WQC 7/28/2011 for USDI, NPS, Yosemite National Park, Crane Flat Meadow Historical CERFILLEXC null 08/01/2011 null Discharger 05/09/2011 null 379879 401 Certification 5F 5B22CR00016 WQC 7/28/2011 for UDSI, NPS, Yosemite National Park, Tenaya Lake East Beach Area Historical CERFILLEXC null 08/01/2011 10/25/2012 Discharger 05/09/2011 null 379821 Enrollee - WDR 5F 5C220701003 Enrollee 97-10-DWQ R5072 for Yosemite National Park Badger Pass WWTF Active WDRMUNIENROTH 97-010-DWQ 05/24/2011 null Discharger 03/23/1979 null 379816 Enrollee - WDR 5F 5C550700003 Enrollee 97-10-DWQ R5074 for USDI NPS Yosemite, Yosemite Nat Prk Whitewolf Historical WDRMUNIENROTH 97-010-DWQ 06/06/2011 11/21/2021 Discharger 05/21/1993 null 379792 401 Certification 5F 5B22CR00018 401 Cert 04/05/2004 for USDI Yosemite National Park Historical CERFILLEXC null 09/01/2004 11/11/2010 Discharger 04/05/2004 null 379757 401 Certification 5F 5B22CR00006 401 Cert 06/11/2007 for USDI NPS Yosemite Historical CERFILLEXC null 09/01/2007 08/29/2008 Discharger 06/11/2007 null 374787 401 Certification 5F 5B22CR00012 WQC 01/22/2009 for USDI Yosemite National Park, Integrated Utilities Phase 2A&3A Historical CERFILLEXC null 01/22/2009 10/15/2009 Discharger 01/22/2009 null 374659 401 Certification 5F 5B22CR00013 WQC 06/21/2010 for USDI NPS Yosemite, Valley Integrated Utility Project Phase 3B Historical CERFILLEXC null 07/01/2010 11/30/2010 Discharger 06/21/2010 null 374583 401 Certification 5F 5B22CR00014 WQC 8/10/2010 for USDI NPS Yosemite, Wawona Meadow Restoration Historical CERFILLEXC null 08/10/2010 null Discharger 06/23/2010 null 373917 NPDES Permit 5F 5C220701004 NPDES R5-2013-0092 for USDI National Park Service Yosemite Wawona WWTF Historical NPDMUNIOTH R5-2013-0092 09/18/2013 10/05/2018 Discharger 10/29/1999 null 344473 NPDES Permit 5F 5C220701002 NPDES R5-2008-0060 for USDI, NPS, Yosemite El Portal WWTF Historical NPDMUNILRG R5-2008-0060 06/13/2008 08/01/2014 Discharger 10/19/2001 null 311907 401 Certification 5F 5B22CR00004 WQC 9/20/2006 for NPS, Yosemite NP, Yosemite Valley Loop Rd Historical CERFILLEXC null 08/28/2006 08/01/2008 Discharger 09/27/2006 null 298725 NPDES Permit 5F 5C220701004 NPDES R5-2005-0155 for USDI NPS Wawona WWTF Historical NPDMUNIOTH R5-2005-0155 10/21/2005 09/17/2013 Discharger 10/29/1999 null 194875 Enrollee 5S 5B55NP00004 Enrollee 5-00-175 for USDI National Park Service Historical NPDNONMUNIPRCS 5-00-175 09/26/2001 02/11/2005 Discharger 09/01/2005 null 194873 Enrollee - WDR 5F 5B55NC00002 Enrollee 97-10-DWQ R5014 for Yosemite Institute Crane Flat Active WDRMUNIENROTH 97-010-DWQ 10/18/2000 null Discharger 09/01/2005 null 173205 401 Certification 5F 5B22CR00003 5B22CR00003 Historical CERFILLEXC null null null Discharger 06/17/2005 null 170381 401 Certification 5F 5B22CR00002 5B22CR00002 Historical CERFILLEXC null null null Discharger 06/17/2005 null 170380 401 Certification 5F 5B22CR00001 5B22CR00001 Historical CERFILLEXC null null null Discharger 06/17/2005 null 147429 NPDES Permit 5F 5C220701004 NPDES 99-137 for USDI NPS Wawona WWTF Historical NPDMUNIOTH 99-137 10/29/1999 10/20/2005 Discharger 10/29/1999 null 146251 WDR 5F 5C220701001 WDR 96-215 for Yosemite National Park Glacier Point WWTF Historical WDRMUNIOTH 96-215 08/09/1996 02/17/2021 Discharger 08/09/1996 null 145871 NPDES Permit 5F 5C220701004 NPDES 94-174 for USDI NPS Wawona WWTF Historical NPDMUNIOTH 94-174 06/24/1994 10/29/1999 Discharger 06/24/1994 null 145292 NPDES Permit 5F 5C220701002 NPDES 95-060 for USDI, NPS, YOSEMITE Historical NPDMUNILRG 95-060 03/24/1995 10/18/2001 Discharger 03/24/1995 null 144928 NPDES Permit 5F 5C220701004 NPDES 79-111 for USDI NPS Wawona WWTF Historical NPDMUNIOTH 79-111 04/27/1979 05/26/1989 Discharger 04/27/1979 null 144924 WDR 5F 5C220701003 WDR 79-072 for Yosemite National Park Badger Pass WWTF Historical WDRMUNIOTH 79-072 03/23/1979 08/05/2011 Discharger 03/23/1979 null 144921 WDR 5F 5C220701001 WDR 79-048 for USDI, NPS, YOSEMITE Historical WDRMUNIOTH 79-048 02/23/1979 08/09/1996 Discharger 02/23/1979 null 144381 NPDES Permit 5F 5C220701002 NPDES 90-067 for USDI, NPS, YOSEMITE Historical NPDMUNILRG 90-067 03/23/1990 03/24/1995 Discharger 03/23/1990 null 144118 NPDES Permit 5F 5C220701002 NPDES 85-008 for USDI, NPS, YOSEMITE Historical NPDMUNILRG 85-008 01/25/1985 03/23/1990 Discharger 01/25/1985 null 144077 NPDES Permit 5F 5C220701004 NPDES 89-077 for USDI NPS Wawona WWTF Historical NPDMUNIOTH 89-077 05/26/1989 06/24/1994 Discharger 05/26/1989 null 141997 WDR 5F 5C550700001 WDR 92-015 for USDI National Park Service Tuolumne Meadow Active WDRMUNILRG 92-015 01/24/1992 null Discharger 01/24/1992 null 140863 WDR 5F 5C550700002 WDR 93-063 for USDI National Park Service Hodgdon Mdw Historical WDRMUNIOTH 93-063 05/21/1993 02/02/2012 Discharger 05/21/1993 null 140862 WDR 5F 5C550700003 WDR 93-062 for USDI NPS Yosemite, Yosemite Nat Prk Whitewolf Historical WDRMUNIOTH 93-062 05/21/1993 08/05/2011 Discharger 05/21/1993 null 139321 WDR 5S 5C550700001 WDR 73-190 for USDI National Park Service Tuolumne Mdw Historical WDRMUNILRG 73-190 04/30/1973 02/22/1979 Discharger 04/30/1973 null 139316 WDR 5S 5C550700002 WDR 73-139 for USDI National Park Service Hodgdon Mdw Historical WDRMUNIOTH 73-139 01/26/1973 02/22/1979 Discharger 01/26/1973 null 139028 WDR 5S 5C550700003 WDR 79-045 for USDI NATIONAL PARK SERVICE Historical WDRMUNIOTH 79-045 02/23/1979 05/20/1993 Discharger 02/23/1979 null 138995 WDR 5S 5C550700001 WDR 79-044 for USDI National Park Service Tuolumne Mdw Historical WDRMUNILRG 79-044 02/23/1979 01/23/1992 Discharger 02/23/1979 null 138994 WDR 5S 5C550700002 WDR 79-043 for USDI National Park Service Hodgdon Mdw Historical WDRMUNIOTH 79-043 02/23/1979 05/20/1993 Discharger 02/23/1979 null 138872 WDR 5S 5C550700001 WDR 70-017 for USDI National Park Service Tuolumne Mdw Historical WDRMUNILRG 70-017 08/28/1969 04/29/1973 Discharger 08/28/1969 null 138821 WDR 5S 5C550700002 WDR 64-102 for USDI National Park Service Hodgdon Mdw Historical WDRMUNIOTH 64-102 07/16/1964 01/25/1973 Discharger 07/16/1964 null 131128 NPDES Permit 5F 5C220701002 NPDES 5-01-243 for USDI, NPS, Yosemite El Portal WWTF Historical NPDMUNILRG 5-01-243 10/19/2001 04/24/2008 Discharger 10/19/2001 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. 1128658 05/31/2024 Deficient Monitoring Influent flow metering data is unavailable in May 2024 due to automated metering equipment failure. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1128657 05/09/2024 Deficient Monitoring A SCADA system error resulted in the failure to collect some of the daily UV minimum and average dosing data in the month. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1128376 04/01/2024 Deficient Monitoring A SCADA system error resulted in the failure to collect all the daily UV minimum dosing data in the month. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1128375 04/01/2024 Deficient Monitoring Influent flow metering data is unavailable in April 2024 due to automated metering equipment failure. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1128374 04/26/2024 Deficient Monitoring From April 26-30 there was a failure in the continuous turbidity monitoring equipment. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1125994 03/01/2024 Deficient Monitoring Influent flow metering data is unavailable in March 2024 due to automated metering equipment failure. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1125993 03/01/2024 Deficient Monitoring A SCADA system error resulted in the failure to collect all the daily UV minimum dosing data in the month. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1125121 02/29/2024 Deficient Monitoring Influent flow metering data is unavailable in February 2024 due to automated metering equipment failure. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1125120 02/29/2024 Deficient Monitoring A SCADA system error resulted in the failure to collect all the daily UV minimum dosing data in the month. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1124172 01/01/2024 Deficient Monitoring Influent flow metering data is unavailable in January 2024 due to automated metering equipment failure. The manufacturer has been contacted to repair the metering equipment. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1123295 12/01/2023 Deficient Monitoring Influent flow metering data is unavailable in December due to automated metering equipment failure. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1122505 11/02/2023 Deficient Monitoring Influent flow metering data is unavailable from November 2, 2023 to November 30, 2023 due to automated metering equipment failure. The manufacturer has been contacted to repair the metering equipment. Influent calculations based on flow are unable to be calculated during this period. This includes weekly biochemical oxygen demand loading and weekly suspended solids loading calculations in November. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N 1119964 08/08/2023 OEV pH Daily Minimum limit is 6.5 SU and reported value was 5.7 SU at EFF-001. Violation N eSMR El Portal WWTF 434880 R5-2019-0069 N Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 417009 Notice of Violation null NOV 10/13/2017 for USDI National Park Service Yosemite National Park NPDMUNIOTH 10/13/2017 Active 405941 Notice of Violation null NOV 04/22/2016 for USDI National Park Service Yosemite National Park NPDMUNILRG 04/22/2016 Active 404054 Oral Communication null Oral Com 12/16/2015 for USDI National Park Service Yosemite National Park NPDMUNILRG 12/16/2015 Historical 402252 Notice of Violation null NOV 07/17/2015 for USDI National Park Service Yosemite National Park NPDMUNIOTH 07/17/2015 Historical 392508 Time Schedule Order R5-2013-0093 TSO R5-2013-0093 for USDI National Park Service Yosemite NPDMUNIOTH 07/25/2013 Historical 381828 Notice of Violation null NOV 1/26/2012 for USDI NPS YOSEMITE El Portal WWTF NPDMUNILRG 01/26/2012 Historical 381419 Time Schedule Order R5-2011-0906 TSO R5-2011-0906 for USDI, NPS, Yosemite El Portal WWTF NPDMUNILRG 09/15/2011 Historical 376787 Staff Enforcement Letter null SEL 12/03/2010 for USDI, NPS, Yosemite El Portal WWTF NPDMUNILRG 12/03/2010 Historical 375277 Staff Enforcement Letter null SEL 07/13/2010 for USDI NPS Yosemite Wawona El Portal WWTF (7/20/10 & 9/1/10) NPDMUNIOTH 07/13/2010 Historical 374943 Staff Enforcement Letter null SEL 07/13/2010 for USDI NPS Yosemite Wawona El Portal WWTF (7/20/10 & 9/1/10) NPDMUNIOTH 07/13/2010 Historical 374942 Staff Enforcement Letter null SEL 07/13/2010 for USDI NPS Yosemite El Portal WWTF (7/20/10 & 9/1/10) NPDMUNILRG 07/13/2010 Historical 367715 Notice of Violation null NOV 07/14/2009 for USDI NPS Wawona WWTF NPDMUNIOTH 04/08/2009 Active 367606 Notice of Violation null NOV 03/05/2009 for USDI NPS Yosemite El Portal WWTF NPDMUNILRG 03/05/2009 Historical 255219 Staff Enforcement Letter null SEL 03/22/2000 for USDI NPS Yosemite, Glacier Point WWTF WDRMUNIOTH 03/22/2000 Historical 251862 Oral Communication null Oral Com 05/06/2004 for USDI Yosemite, Badger Pass WWTF WDRMUNIOTH 05/06/2004 Historical 248627 Staff Enforcement Letter null SEL to USDI Yosemite El Portal WWTF NPDMUNILRG 04/15/2002 Historical 229981 13267 Letter null 13267 Letter 07/14/1999 for USDI Yosemite El Portal WWTF NPDMUNILRG 07/14/1999 Historical 229075 Clean-up and Abatement Order 5-00-703 CAO 5-00-703 for USDI Yosemite El Portal WWTF NPDMUNILRG 08/02/2000 Active 228903 Time Schedule Order 5-00-210 TSO 5-00-210 to USDI Yosemite El Portal WWTF NPDMUNILRG 09/15/2000 Active Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status