General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 369584 San Marcos City City Agency 1 Civic Center Drive San Marcos, CA 92069 760-960-8500(+) null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 848230 S. Bent Ave and Via Vera Cruz Bridge Projects San Diego 9 Domestic Site NEC Owner and Operator 06/18/2018 null 841999 La Cienega Basin Temporary Outlet Modification Pilot Project San Diego 9 Dredge/Fill Site Owner 12/04/2017 null 835667 South Lake Community Park - Phase I Project San Diego 9 Dredge/Fill Site Owner 06/05/2017 null 833503 San Marcos Creek District Geotechnical Boring Survey Work San Diego 9 Dredge/Fill Site Owner 03/06/2017 null 820177 City of San Marcos - San Marcos Creek groundwater study San Diego 9 Dredge/Fill Site Owner 12/14/2015 null 817989 San Marcos Creek District Geotechnical Boring Survey Work San Diego 9 Dredge/Fill Site Owner 09/11/2015 null 814094 Geotechnical Survey Work Along Bent Avenue, San Marcos San Diego 9 Dredge/Fill Site Owner 03/25/2015 null 778849 City of San Marcos - Discovery Lake and Jack's Pond Aquatic Weed Control San Diego 9 Waterway/Shoreline Site Owner and Operator 03/20/2012 null 771530 GW Extraction, Las Posas Reach Flood Protection Const Dewat, City of San Marcos San Diego 9 Development Site, NEC Owner and Operator 04/22/2016 null 771530 GW Extraction, Las Posas Reach Flood Protection Const Dewat, City of San Marcos San Diego 9 Development Site, NEC Owner 09/27/2011 null 767546 San Marcos City - Fireworks Events Locations San Diego 9 Outdoor Event Venue Owner 06/16/2011 null 756109 State Route 78 Hydraulic Capacity Improvements Project San Diego 9 Dredge/Fill Site None null null 751786 Grand Avenue Capital Improvements 317 Drainage/Road Improvements Project San Diego 9 Dredge/Fill Site Owner 12/21/2015 null 738365 Borden Road and Bridge Project San Diego 9 Dredge/Fill Site Owner 06/02/2009 null 717403 Creekside Marketplace San Diego 9 Dredge/Fill Site Land Owner 05/14/2008 null 711044 San Marcos Creek Specific Plan and Flood Protection Project San Diego 9 Dredge/Fill Site Land Owner 01/09/2008 null 711044 San Marcos Creek Specific Plan and Flood Protection Project San Diego 9 Dredge/Fill Site Owner and Operator 07/11/2011 null 270704 Vista MS4 San Diego 9 MS4 None null null 269200 Universal Boot Orange 9 Dredge/Fill Site Owner 06/17/2005 null 266821 TWIN OAKS VALLEY ROAD Extension Project San Diego 9 Dredge/Fill Site Owner 05/14/2008 null 255407 San Marcos MS4 San Diego 9 MS4 Owner 07/16/1990 null 255263 San Elijo Rd-County Dip Segment San Diego 9 Dredge/Fill Site Owner 05/14/2008 null 255223 San Diego Cnty, MS4 San Diego 9 MS4 None null null 255222 San Diego City, MS4 San Diego 9 MS4 None null null 255177 San Diego Port District MS4 San Diego 9 MS4 None null null 249010 Poway MS4 San Diego 9 MS4 None null null 245793 Oceanside MS4 San Diego 9 MS4 None null null 243907 National City MS4 San Diego 9 MS4 None null null 236851 Lemon Grove MS4 San Diego 9 MS4 None null null 235927 La Mesa MS4 San Diego 9 MS4 None null null 232267 Imperial Beach MS4 San Diego 9 MS4 None null null 222931 Escondido MS4 San Diego 9 MS4 None null null 222765 Encinitas MS4 San Diego 9 MS4 None null null 222391 El Cajon MS4 San Diego 9 MS4 None null null 219460 Del Mar MS4 San Diego 9 MS4 None null null 215783 Coronado MS4 San Diego 9 MS4 None null null 214491 Chula Vista MS4 San Diego 9 MS4 None null null 213271 Carlsbad MS4 San Diego 9 MS4 None null null 210207 Bradley Park Old Linda Vista LF San Diego 9 Land fill Owner 04/09/1997 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 640227 Isaac Etchamendy Person Legally Responsible Official 09/28/2023 null null 563694 Matt Little Person Legally Responsible Official 06/05/2017 03/26/2021 null 563694 Matt Little Person Employee 04/26/2017 03/26/2021 null 550552 Paul Vo Person Legally Responsible Official 03/24/2015 null null 550552 Paul Vo Person Employee 03/25/2015 null null 546091 San Marcos City PWD Organization Division Of (Passive) 12/03/2019 null City Agency 536787 San Diego Region MS4 Copermitees Organization In an Agreement With 06/27/2013 null Government Agency Combination 528364 Kathleen Trepa Person Employee 08/08/2011 null null 527368 Reed Thornberry Person Data Submitter 06/27/2023 null null 527368 Reed Thornberry Person Board member 06/16/2011 null null 525474 San Diego Cnty MS4 Copermitees Organization In an Agreement With (Passive) 06/27/2013 null Municipal 522108 Josh Vipul Person Employee 04/20/2010 null null 520749 Mike Edwards Person Employee 01/06/2010 null null 508876 Susan Vandrew Rodriguez Person Employee 06/02/2009 null null 494293 Erica Ryan Person Employee 03/01/2009 03/19/2012 null 494293 Erica Ryan Person Employee 03/20/2012 09/01/2015 null 143659 Jasen Boyens Person Enforcement Contact 01/09/2004 03/01/2009 null 142224 Richard Wygant Person Board member 02/04/2003 null null 139945 Alan Schluer Person Board member 07/17/2000 null null 120499 Mike Mercereau Person Employee 04/17/2006 null null 108191 Jerry Backoff Person Board member 06/02/2003 null null 108191 Jerry Backoff Person Board member 07/11/2011 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 453209 Enrollee - NPDES 9 9 000002290 Enrollee - NPDES R9-2022-0002 Fireworks San Marcos City Active NPDNONMUNIPRCS R9-2022-0002 06/28/2023 null Discharger 06/27/2023 null 441432 Co-Permitee SB null 13627 Order Co-Permitee under 2019-0006-DWQ for San Marcos City Active SLIC 2019-0006-DWQ 03/20/2019 null Discharger 11/25/2020 null 422145 Enrollee - Waiver 9 null Enrollee R9-2024-0001W2 San Marcos Creek District Project (transferred from R9-2014-0041 & R9-2019-0005W3 ) Active WDRNONMUNIPRCS R9-2024-0001W2 07/06/2018 null Discharger 06/20/2018 null 417301 Enrollee - 401 Certification 9 9 000003244 Enrollee - NWP 5 for San Marcos City - La Cienega Basin Temporary Outlet Modification Pilot Project Historical CERFILLEXC SB17001GN 02/01/2018 03/18/2022 Discharger 12/04/2017 null 412078 Enrollee - 401 Certification 9 null Enrollee - 401 Certification under USACE NWP Certification for San Marcos City Historical CERFILLEXC NWP-2012 04/13/2017 03/14/2018 Discharger 03/06/2017 null 405850 Enrollee - NPDES 9 null TERMINATED Enrollee - NPDES R9-2015-0013 for San Marcos City (Las Posa Reach) Historical NPDNONMUNIPRCS R9-2015-0013 06/24/2016 12/10/2020 Discharger 04/22/2016 null 403958 Enrollee - 401 Certification 9 9000002948 Enrollee - 401 Certification under USACE NWP Certification for San Marcos City Historical CERFILLEXC NWP-2012 01/27/2016 01/17/2018 Discharger 12/14/2015 null 403419 Co-Permitee 9 null Co-Perm R9-2001-0001 for San Marcos, City of Historical MNSTW1 R9-2001-0001 02/21/2001 01/23/2007 Discharger 02/21/2001 null 403340 Co-Permitee 9 null Co-Perm R9-2007-0001 for San Marcos, City of Historical MNSTW1 R9-2007-0001 01/24/2007 06/26/2013 Discharger 01/24/2007 null 402816 Enrollee - 401 Certification 9 900000284 Enrollee - 401 Certification under USACE NWP Certification for San Marcos City Historical CERFILLEXC NWP-2012 10/26/2015 10/13/2020 Discharger 09/11/2015 null 400367 Enrollee - 401 Certification 9 null Enrollee NWP-2012 - San Marcos City Geotechnical Survey Work Along Bent Avenue Historical CERFILLEXC NWP-2012 04/22/2015 05/22/2020 Discharger 03/25/2015 null 384107 Enrollee 9 9 000002440 Enrollee: San Marcos City: Borden Road Bridge Const Dewatering Project Historical NPDNONMUNIPRCS R9-2008-0002 04/17/2012 08/13/2013 Discharger 03/30/2012 null 383849 Enrollee 9 9 000002439 Enrollee 2013-0002-DWQ for SAN MARCOS CITY-AQ PESTICIDES (Region 9) Active NPDNONMUNIPRCS 2013-0002-DWQ 03/28/2014 null Discharger 03/28/2014 null 381574 Enrollee - NPDES 9 9 000002343 Enrollee NPDES R9-2008-0002 San Marcos City, Las Posas Reach Flood Protection Historical NPDNONMUNIPRCS R9-2008-0002 10/04/2011 06/24/2016 Discharger 09/27/2011 null 380177 401 Certification 9 9 000002309 401 Cert 11C-053 City of San Marcos (SM Creek Specific Plan and Flood Protection Proj) Active CERFILLEXC 11C-053 01/27/2012 null Discharger 07/11/2011 null 379733 Enrollee 9 9 000002290 HISTORICAL Enrollee NPDES R9-2011-0022, San Marcos City (Fireworks) Historical NPDNONMUNIPRCS R9-2011-0022 06/01/2011 05/31/2023 Discharger 06/08/2011 null 376791 Individual Monitoring Requirem 9 9 000000918 Monitoring and Reporting Program No. R9-2010-0123 Active LFNONOPER R9-2010-0123 10/27/2010 null Discharger 12/03/2010 null 373818 401 Certification 9 9000002059 Grand Avenue Capital Improvements 317 Drainage/Road Improvements Project Historical CERFILLEXC 10C-029 04/25/2011 04/23/2016 Discharger 04/20/2010 null 372434 401 Certification 9 9 000001147 401 Cert 03C-067 City of San Marcos San Elijo Road Dip Segment (and Amendments) Historical CERFILLEXC 03C-067 02/20/2004 04/22/2012 Discharger 05/14/2008 null 371834 401 Certification 9 9000001987 South Lake Park Historical CERFILLEXC 09C-084 null null Discharger 10/23/2009 null 366145 401 Certification 9 9000001931 401 Cert 09C-041 for City of San Marcos Borden Road and Bridge Project Historical CERFILLEXC 09C-041 06/02/2011 03/30/2020 Discharger 06/02/2009 null 345320 401 Certification 9 null Grand Acres Commercial Shopping Center 401 certification Historical CERFILLEXC null 09/17/2003 null Discharger 09/17/2003 null 339405 401 Certification 9 9 000001736 WITHDRAWN 401 Cert 07C-118 San Marcos Creek Specific Plan and Flood Protection Project Historical CERFILLEXC 07C-118 null 03/26/2008 Discharger 01/09/2008 null 214040 Enrollee 9 9 000000918 Enrollee R9-2012-0001 Bradley Park/Linda Vista Landfill Active LFNONOPER R9-2012-0001 04/12/1997 null Discharger 04/09/1997 null 177910 401 Certification 9 9 000001401 401 Cert 03C-147 City of San Marcos Twin Oaks Valley Road Extension Historical CERFILLEXC 03C-147 02/07/2005 11/17/2020 Discharger 05/14/2008 null 142150 NPDES Permit 9 null R9-1990-0042 San Diego Muni NPDES Storm Water Permit Historical MNSTW1 R9-1990-0042 07/16/1990 02/20/2001 Discharger 07/16/1990 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 431178 Staff Enforcement Letter null SEL for San Marcos City NPDNONMUNIPRCS 06/11/2019 Historical 420913 Staff Enforcement Letter null SEL 04/17/2018 for San Marcos City NPDNONMUNIPRCS 04/17/2018 Historical 409784 Staff Enforcement Letter null SEL for San Marcos City NPDNONMUNIPRCS 10/17/2016 Historical 406848 Staff Enforcement Letter null SEL R9-2013-0001 Multiple CoPermitees 2nd Notice of Noncompliance for Carlsbad WMA Water Quality Improvement Plan MNSTW1 03/14/2016 Historical 406762 Staff Enforcement Letter null Notice of Noncompliance for Water Quality Improvement Plans MNSTW1 08/05/2015 Historical 404052 Staff Enforcement Letter 10C-029 Staff Enforcement Letter 10C-029 for San Marcos City CERFILLEXC 12/21/2015 Historical 404017 Staff Enforcement Letter R9-2013-0001 SEL re R9-2013-0001 for Carlsbad, Encinitas, Escondido, Oceanside, San Marcos, Solana Beach, Vista Cities and San Diego Cty MNSTW1 12/17/2015 Historical 373174 Notice of Violation R9-2010-0022 NOV R9-2010-0022 CoPerm San Marcos in re R9-2007-0001 (Fail Verify Post Constn BMPs at PDP) MNSTW1 03/02/2010 Historical 354145 Admin Civil Liability R9-2008-0155 ACL Order No. R9-2008-0155, City of San Marcos LFNONOPER 12/10/2008 Historical 351358 13267 Letter R9-2008-0118 IO R9-2008-0118 for City of San Marcos - Copper Creek CERFILLEXC 09/24/2008 Historical 348752 Notice of Violation R9-2008-0083 NOV R9-2008-0083 City of San Marcos for CWA 401 Certifications CERFILLEXC 07/17/2008 Historical 347911 Notice of Violation R9-2008-0051 NOV R9-2008-0051 LNDISP 05/30/2008 Historical 320892 13267 Letter R9-2007-0041 IO 13267 Letter (5/14/2007) R9-2007-0041 Bradley Park Landfill, City of San Marcos DISCHSW 05/14/2007 Historical 301965 13267 Letter R9-2006-0044 Order R9-2006-0044, Investigative Order for Bradley Park/Linda Vista Landfill LFNONOPER 04/17/2006 Historical 256777 13267 Letter UNKNOWN 13267 Letter R9-2001-0001 CoPerm San Marcos (Tech Rpt Projects w/o SUSMP Compl) MNSTW1 02/04/2003 Historical 256775 Notice of Violation UNKNOWN NOV R9-2001-0001 CoPerm San Marcos (Fail Submit SUSMP) MNSTW1 02/04/2003 Historical 256652 Notice of Violation R9-2005-0172 Enforcement - 9 000000918 LFNONOPER 05/26/2005 Historical 254775 Notice of Violation R9-2005-0046 NOV Bradley Park-Linda Vista LF, Liquid Seep from side of Unit LFNONOPER 02/01/2005 Historical 249633 Notice to Comply UNKNOWN Notice to Comply R9-2001-0001 CoPerm San Marcos (Fail Implem BMPs) MNSTW1 01/09/2004 Historical 246129 13267 Letter UNKNOWN Enforcement - 9 000000918 LFNONOPER 07/17/2000 Historical 245753 Notice of Violation R9-2003-0049 Enforcement - 9 000000918 LFNONOPER 01/15/2003 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 414386 San Diego Region MS4 Copermitees Letter MNSTW1 06/02/2017 Active 405850 Mike Edwards Enrollee - NPDES NPDNONMUNIPRCS 06/24/2016 Historical 395673 San Marcos City PWD Enrollee - WDR CERFILLEXC 07/17/2014 Historical 380718 San Marcos City PWD 401 Certification CERFILLEXC 11/07/2014 Historical 373818 Josh Vipul 401 Certification CERFILLEXC 04/25/2011 Historical 366145 Susan Vandrew Rodriguez 401 Certification CERFILLEXC 06/02/2011 Historical 329556 San Diego Cnty MS4 Copermitees NPDES Permit MNSTW1 01/24/2007 Historical 214040 Mike Mercereau Enrollee LFNONOPER 04/12/1997 Active 131169 San Diego Cnty MS4 Copermitees NPDES Permit MNSTW1 02/21/2001 Historical