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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
51401 Water Replenishment District of Southern California Special District 4040 Paramount Boulevard Lakewood, CA 90712 562-921-5521(+) None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
875217 Leo J. Vander Lans Advanced Water Treatment Facility Los Angeles 4 Water Treatment Plant Owner and Operator 07/12/2021 None
867182 Albert Robles Center (ARC) for Water Recycling & Env. Learning Los Angeles 4 Wastewater Treatment Facility Owner 06/03/2020 None
840785 Water Replenishment District Los Angeles 4 Domestic Site NEC Owner and Operator 10/13/2017 None
831920 ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF Los Angeles 4 Water Treatment Plant Owner and Operator 01/20/2017 None
827160 Groundwater Reliability Improvement Project Los Angeles 4 Recycled Water Use Area Owner 08/11/2016 None
826333 GW Reliability Improvement Proj - Monitoring and Injection Wells Los Angeles 4 Domestic Site NEC Owner and Operator 07/13/2016 None
802792 001B Turn-out Structure Los Angeles 4 Dredge/Fill Site Owner 01/15/2014 None
802225 No. 2 Inlet/Turn-out Structure Los Angeles 4 Dredge/Fill Site None None None
800178 Torrance Police Dept. Well Los Angeles 4 Utility Structure None None None
800177 Delthorne Park Well Los Angeles 4 Utility Structure Owner 10/24/2013 None
715067 Madrona Well No. 2 Los Angeles 4 Utility Structure Owner 02/21/2008 None
640721 Alamitos Barrier Project - CI 9018 Los Angeles 4 Utility Structure Owner 09/12/2006 None
639657 Dewatering,WRD So CA, Alamitos Seawater Intrusion Barrier Orange 8 Utility Structure Owner and Operator 11/06/2014 None
633747 Sepulveda Well No. 1 & 2 Los Angeles 4 Utility Structure Owner 01/16/2008 None
632594 Dominguez Gap Barrier Project Los Angeles 4 Utility Structure Owner 04/21/2006 None
629209 Alamitos Barrier Recycled Water Project/Leo J. Vander Lans Water Treatment Fac. Los Angeles 4 Recycled Water Use Area Owner and Operator 01/19/2012 None
273685 West Coast Basin Desalter Los Angeles 4 Facility Owner 07/28/1998 None
273662 West Basin Observation Well Los Angeles 4 Facility Owner 12/05/1994 None
261671 South Torrance Test Wells Los Angeles 4 Facility Owner 12/26/1997 None
253990 Reg GW monitoring-Ballona Creek Los Angeles 4 Utility Structure Owner 10/09/2001 None
253988 Regional GW monitoring - Los Angeles River Watershed Los Angeles 4 Utility Structure Owner 10/09/2001 None
253987 Regional GW monitoring - Dominguez Channel Los Angeles 4 Waterway/Shoreline Site Owner 10/09/2001 None
253986 Regional GW monitoring - San Gabriel River Los Angeles 4 Utility Structure Owner 10/09/2001 None
221496 Dominguez Monitoring Wells Los Angeles 4 Facility Owner 03/18/1998 None
217392 Chandler Quarry Los Angeles 4 Facility Owner 08/06/1997 None
Total Related Places: 25
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
652295 Moises Santillan Person Employee 08/29/2025 None None
652250 Paul Liu Person Legally Responsible Official 09/05/2025 None None
647230 Stephan Tucker Person Legally Responsible Official 10/02/2024 None None
636527 Sophia Liang Person Data Submitter 12/14/2022 None None
634754 Andrew Thomas Person Data Submitter 08/10/2022 None None
630217 Benny Chong Person Employee 03/13/2021 None None
630208 Brian Partington Person Legally Responsible Official 03/13/2021 None None
626123 Tom Knoell Person Employee 07/12/2021 None None
611118 Everett Ferguson Person Legal representative 06/30/2020 None None
601580 Eric Owens Person Legally Responsible Official 09/10/2019 10/17/2025 None
593022 Phuong Watson Person Legally Responsible Official 01/03/2019 None None
572006 Ken Ortega Person Legally Responsible Official 08/30/2018 None None
569066 Mat Kelliher Person Legally Responsible Official 10/13/2017 None None
563772 Rob Beste Person Legally Responsible Official 01/16/2020 11/17/2025 None
562097 Binhyen Bui Person Legally Responsible Official 01/20/2017 None None
559556 Robb Whitaker Person Legally Responsible Official 09/26/2016 07/27/2021 None
544691 Jim McDavid Person Legally Responsible Official 12/30/2013 None None
522298 Brittany Liu Person Data Submitter 10/25/2017 None None
319007 Theodore Johnson Person Employee 05/25/2006 07/26/2021 None
137801 Cathy Chang Person Legally Responsible Official 01/19/2012 04/25/2017 None
70922 Jim Lescrman Person Legal representative 12/05/1994 None None
Total Related Parties: 21
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
452814 Enrollee - NPDES 4 4B198903148 Active NPDNONMUNIPRCS R4-2023-0429 07/24/2023 None Discharger 05/31/2023 None N
449188 NPDES Permit 4 4B190140003 Active NPDMUNILRG R4-2023-0373 01/08/2024 None Discharger 09/14/2022 None N
444145 Enrollee - NPDES 4 None Historical NPDNONMUNIPRCS R4-2018-0125 10/24/2021 11/06/2023 Discharger 07/12/2021 None N
438396 Enrollee - NPDES 4 4B198903068 Historical NPDNONMUNIPRCS R4-2018-0125 07/20/2020 06/10/2021 Discharger 06/03/2020 None N
416690 Enrollee - WDR 4 4B197700032 Active WDRNONMUNIPRCS 2003-0003-DWQ 01/23/2019 None Discharger 10/13/2017 None N
412688 WDR 4 4B190140004 Active REC R4-2018-0129 09/13/2018 None Discharger 04/12/2017 None N
411558 NPDES Permit 4 4B190140003 Historical NPDMUNILRG R4-2017-0187 12/01/2017 01/07/2024 Discharger 01/25/2017 None N
408246 Enrollee - NPDES 4 4B198901109 Historical NPDNONMUNIPRCS R4-2013-0095 08/22/2016 06/18/2018 Discharger 08/11/2016 None N
397427 Reclamation Requirements 4 4B190140002 Active REC R4-2014-0111 11/30/2014 None Discharger 09/01/2005 None N
394623 401 Certification 4 None Historical CERFILLEXC None 01/13/2014 01/13/2019 Discharger 01/15/2014 None N
394412 401 Certification 4 None Historical CERFILLEXC None 12/20/2013 12/20/2018 Discharger 12/30/2013 None N
372103 Letter 4 4B197600050 Historical NPDNONMUNIPRCS R4-2003-0108 11/19/2009 11/20/2009 Discharger 04/21/2006 None N
370768 Letter 4 4B197600064 Historical NPDNONMUNIPRCS R4-2003-0108 07/28/2009 07/29/2009 Discharger 09/12/2006 None N
339797 Enrollee - NPDES 4 4B197600088 Historical NPDNONMUNIPRCS R4-2003-0108 02/21/2008 01/17/2017 Discharger 02/21/2008 None N
309293 Enrollee - NPDES 4 4B198901110 Active NPDNONMUNIPRCS R4-2013-0095 02/01/2006 None Discharger 09/12/2006 None N
308166 Enrollee - NPDES 8 8 303531001 Active NPDNONMUNIPRCS R8-2020-0006 02/09/2006 None Discharger 08/24/2006 None N
303789 Enrollee - NPDES 4 4B197600051 Historical NPDNONMUNIPRCS R4-2003-0108 03/20/2006 06/30/2017 Discharger 05/25/2006 None N
301840 Enrollee - NPDES 4 4B198901122 Active NPDNONMUNIPRCS R4-2023-0429 03/06/2006 None Discharger 04/21/2006 None N
297551 Reclamation Requirements 4 4B190140002 Historical REC R4-2005-0061 09/01/2005 11/29/2014 Discharger 02/22/2006 None Y
193654 Enrollee - NPDES 4 4B196100084 Active NPDNONMUNIPRCS R4-2018-0125 12/19/2001 None Discharger 09/01/2005 None N
193653 Enrollee - NPDES 4 4B198901116 Active NPDNONMUNIPRCS R4-2018-0125 12/19/2001 None Discharger 09/01/2005 None N
193652 Enrollee - NPDES 4 4B196100082 Active NPDNONMUNIPRCS R4-2023-0429 12/19/2001 None Discharger 09/01/2005 None N
193651 Enrollee - NPDES 4 4B198901115 Active NPDNONMUNIPRCS R4-2023-0429 11/28/2001 None Discharger 09/01/2005 None N
193424 Enrollee 4 4B196000403 Historical NPDNONMUNIPRCS 97-045 04/20/1998 04/28/2003 Discharger 09/01/2005 None N
193410 Enrollee 4 4B196000386 Historical NPDNONMUNIPRCS 97-045 01/07/1998 03/19/2003 Discharger 09/01/2005 None N
193359 Enrollee 4 4B196000325 Historical NPDNONMUNIPRCS 97-045 08/07/1997 10/10/1997 Discharger 09/01/2005 None N
193290 Enrollee 4 4B196000162 Historical NPDNONMUNIPRCS 97-045 01/20/1995 06/10/2003 Discharger 09/01/2005 None N
136856 NPDES Permit 4 4B190140001 Historical NPDESWW 99-042 05/27/1999 08/04/2004 Discharger 05/27/1999 None N
132680 NPDES Permit 4 4B190140001 Historical NPDESWW 04-0117 08/05/2004 08/06/2004 Discharger 08/05/2004 None N
Total Regulatory Measures: 29
  
  
  
  
Expand/Contract Violations
Violations within the past 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.
1146349 08/15/2025 Late Report 2Q25 report submitted 1 day late Violation N Report Regional GW monitoring - Los Angeles River Watershed 193653 R4-2018-0125 N
1146162 08/15/2025 Late Report 2Q25 report submitted 1 day late Violation N Report Regional GW monitoring - San Gabriel River 193654 R4-2018-0125 N
1146150 08/15/2025 Late Report 2Q25 report submitted 1 day late Violation N Report Regional GW monitoring - Dominguez Channel 193652 R4-2023-0429 N
1146095 08/15/2025 Late Report 2Q25 report submitted 1 day late Violation N Report Reg GW monitoring-Ballona Creek 193651 R4-2023-0429 N
1145666 03/31/2025 Deficient Monitoring March 2025 report missing quarterly monitoring for EFF-001A including DO, TDS, s Violation N Report ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF 449188 R4-2023-0373 N
1144575 01/02/2025 Deficient Monitoring January 2025 report: missing weekly monitoring of temperature and pH (001-A) Violation N Report ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF 449188 R4-2023-0373 N
1144574 01/02/2025 Deficient Monitoring January 2025 report: missing monthly monitoring of e. coli (001-A) Violation N Report ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF 449188 R4-2023-0373 N
1144573 01/02/2025 Deficient Monitoring January 2025 report: missing daily monitoring of total coliform (001-A) Violation None Report ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF 449188 R4-2023-0373 N
1144572 01/01/2025 Deficient Monitoring January 2025 report: missing daily monitoring of total coliform (001-A) Violation N Report ALBERT ROBLES CENTER FOR WATER RECYCLING & ENVIRONMENTAL LEARNING (ARC) - AWTF 449188 R4-2023-0373 N
1143989 02/28/2025 CAT1 Oil and Grease Monthly Average limit is 10 mg/L and reported value was 12 mg/L. Violation N Report Alamitos Barrier Project - CI 9018 309293 R4-2013-0095 N
Report defaults to display violations within the last year. Click here to see last five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 10
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
412171 Admin Civil Liability R4-2017-0056 ACL R4-2017-0056 for Water Replenishment District of Southern California NPDNONMUNIPRCS 05/19/2017 Historical
411673 Admin Civil Liability R4-2017-0011 ACL R4-2017-0011 for Water Replenishment District of Southern California NPDNONMUNIPRCS 05/19/2017 Historical
405588 Admin Civil Liability R4-2016-0070 ACL R4-2016-0070 for Water Replenishment District of Southern California NPDNONMUNIPRCS 08/19/2016 Historical
389588 Admin Civil Liability R4-2013-0037 ACL R4-2013-0037 for Water Replenishment District of Southern California NPDNONMUNIPRCS 10/10/2013 Historical
357999 Admin Civil Liability SWB-2008-4-0096 Expedited Payment Letter for Water Replenishment District of Southern California NPDNONMUNIPRCS 03/25/2011 Historical
341030 Notice of Violation NOV NOV sent 1/29/08 for six overdue DMRs. NPDNONMUNIPRCS 01/29/2008 Historical
243588 Notice of Violation NOV NOV sent by SWRCB 3/4/03 for overdue annual permit fee ($2,900). NPDNONMUNIPRCS 03/04/2003 Historical
243586 Notice of Violation NOV NOV sent by SWRCB 3/4/03 for overdue annual permit fee ($10,500). NPDNONMUNIPRCS 03/04/2003 Historical
243580 Notice of Violation NOV NOV sent by SWRCB 3/4/03 for overdue annual permit fee ($2,900). NPDNONMUNIPRCS 03/04/2003 Historical
Total Enforcement Actions: 9
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
444145 Tom Knoell Enrollee - NPDES NPDNONMUNIPRCS 10/24/2021 Historical
Total Regulatory Measures linked to Related Parties: 1
  
  
The current report was generated with data as of: 12/01/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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