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 California Integrated Water Quality System Project (CIWQS)
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Place ID 223536
  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
4 223536 El Segundo Refinery Petroleum Refinery 324 West El Segundo El Segundo, CA, 90245 Los Angeles

Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
652713 Person Fernando Almada Calvo Is A Data Submitter For 10/07/2025
553236 Person maureen dunn Is A Data Submitter For 10/03/2025
646270 Person William Warren Grove Is Onsite Manager For 07/16/2024
634562 Person Lorena Sandoval-Holt Is Onsite Manager For 08/01/2022 01/23/2026
630611 Person Nancy Girten Is A Data Submitter For 01/27/2022 01/23/2026
603286 Person Christina King Is Onsite Manager For 10/30/2019 01/23/2026
579136 Person Ande Morin Is Onsite Manager For 06/07/2018 01/20/2020
569112 Person Henry Kusch Is Onsite Manager For 10/17/2017
553403 Person Gabriela Cepeda-Rizo Is A Data Submitter For 10/19/2015
541398 Person Russell Morris Is A Data Submitter For 06/26/2013 01/20/2020
551456 Person John Doyle Is Onsite Manager For 06/03/2013 01/27/2022
538402 Person Randy Burkhardt Is Onsite Manager For 01/28/2013 06/06/2018
531497 Person Shakim Mohammed Is Onsite Manager For 01/30/2012 04/24/2013
531495 Person Susan Worley Is Onsite Manager For 01/30/2012 07/29/2022
531500 Person Soli George Is A Data Submitter For 01/30/2012 02/02/2014
531496 Person Noel Gillespie Is Onsite Manager For 01/30/2012 01/20/2020
531499 Person Randy Arizmendiz Is A Data Submitter For 01/30/2012 01/20/2020
538882 Person Frank Semancik Pending-is onsite manager for 04/27/2011 01/23/2026
135422 Person Wayne Ishimoto Is A Data Submitter For 08/20/2010 04/24/2013
524309 Person Kay-Ling Fisher Is A Data Submitter For 08/20/2010 07/21/2016
521993 Person Kevin Medeiros Is A Data Submitter For 05/26/2010 01/20/2020
521635 Person Mitra Kashanchi Is Onsite Manager For 03/16/2010 04/24/2013
521639 Person Jason Donchin Is Onsite Manager For 03/16/2010 04/24/2013
521637 Person Rich Guttchen Is Onsite Manager For 03/16/2010 04/24/2013
538881 Organization Chevron Products Co El Segundo Owner Privately-Owned Business 05/19/1980
Total Related Parties: 25

Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
150049 Unregulated 4 DISCHLND 4B192113034 Historical N
150050 Unregulated 4 TPCA 4B192113036 Historical N
150051 Unregulated 4 RCRA 4B192113045 Historical N
157784 Unregulated 4 AGT 4AGT235 Never Active N
412232 NPDES Permit 4 NPDINDLRG R4-2017-0188 4B192113001 12/01/2017 11/30/2022 Active N
380859 NPDES Permit 4 NPDINDLRG R4-2013-0025 4B192113001 03/09/2013 01/10/2018 Historical N
318269 NPDES Permit 4 NPDINDLRG R4-2006-0089 4B192113001 01/13/2007 11/10/2011 Historical N
136156 NPDES Permit 4 NPDINDLRG R4-1997-0112 4B192113001 08/25/1997 08/10/2002 Historical N
136259 NPDES Permit 4 NPDINDLRG 95-054 4B192113001 05/15/1995 04/10/1997 Historical N
135468 NPDES Permit 4 NPDINDLRG 94-097 4B192113001 09/26/1994 04/10/1997 Historical N
135048 NPDES Permit 4 NPDINDLRG 94-053 4B192113001 06/13/1994 04/10/1997 Historical N
135322 NPDES Permit 4 NPDINDLRG 92-027 4B192113001 04/20/1992 04/10/1997 Historical N
135086 NPDES Permit 4 NPDINDLRG 89-079 4B192113001 07/24/1989 07/10/1994 Historical N
134376 NPDES Permit 4 NPDINDLRG 84-106 4B192113001 11/19/1984 11/10/1989 Historical N
134142 NPDES Permit 4 NPDINDLRG 80-021 4B192113001 05/19/1980 05/10/1985 Historical N
Total Reg Measures: 15

Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1142301 02/11/2025 OEV Enterococci Instantaneous Maximum limit is 104 MPN/100 mL and reported value was 2400 MPN/100 mL at EFF-T-710. We are currently investigating the possible source. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation U eSMR
1139177 10/30/2024 OEV Enterococci Instantaneous Maximum limit is 104 MPN/100 mL and reported value was 2400 MPN/100 mL at EFF-T-710. It appears the elevated enterococcus results at T-710 may have been transitory as upstream samples do not indicate elevated enterococcus. Violation U eSMR
1126498 02/05/2024 CAT1 Oil and Grease Daily Maximum limit is 20 mg/L and reported value was 52.9 mg/L at EFF-001. We are currently investigating the possible source of the temporary elevated readings. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation B eSMR
1126499 02/05/2024 CAT1 Oil and Grease Daily Maximum limit is 3571 lb/day and reported value was 9796 lb/day at EFF-001. We are currently investigating the possible source of the temporary elevated readings. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation B eSMR
1121263 08/15/2023 ATOX Acute Toxicity Daily Maximum limit is 2.7 TUa and reported value was 3.2 TUa at EFF-001. All four acute toxicity accelerated samples were taken as required by the Refinery¿s NPDES permit and all four samples were below the permit limit of 2.7 TUa. Violation B eSMR
1118655 05/30/2023 OEV Enterococci Instantaneous Maximum limit is 104 MPN/100 mL and reported value was 2400 MPN/100 mL at EFF-T-710. We are currently investigating the possible source. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation B eSMR
1116102 02/27/2023 OEV Enterococci Instantaneous Maximum limit is 104 MPN/100 mL and reported value was 2400 MPN/100 mL at EFF-T-710. We are currently investigating the possible source. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation B eSMR
1106607 05/03/2022 ATOX Acute Toxicity Daily Maximum limit is 2.7 TUa and reported value was 3.1 TUa at EFF-001. The refinery has initiated accelerated monitoring as required per NPDES Permit Attachment E V.A.7. The first of four accelerated monitoring tests is being taken within 7 days of receipt of noncompliance results. Thereafter the remaining three accelerated monitoring samples will be taken in 2 week intervals. Violation B eSMR
1103494 02/02/2022 ATOX Acute Toxicity Daily Maximum limit is 2.7 TUa and reported value was 2.9 TUa at EFF-001. The refinery is completing the TRE Workplan as required per NPDES Permit Attachment E V.D. The remaining 3 accelerated monitoring samples have been back in compliance. Additional information as to the possible cause and appropriate actions will be provided as part of the TRE Workplan results. Violation B eSMR
1103495 01/05/2022 ATOX Acute Toxicity Daily Maximum limit is 2.7 TUa and reported value was 3.2 TUa at EFF-001. The refinery is completing the TRE Workplan as required per NPDES Permit Attachment E V.D due to the first of four accelerated monitoring also resulting in acute toxicity above 2.7 TUa limit. The remaining 3 accelerated monitoring samples have been back in compliance. Additional information as to the possible cause and appropriate actions will be provided as part of the TRE Workplan Results. Violation B eSMR
1095649 08/03/2021 OEV Fecal Coliform Instantaneous Maximum limit is 400 MPN/100 mL and reported value was 930 MPN/100 mL at EFF-T-710. We are currently investigating the possible source. Additional information and appropriate actions, if any, will be provided once that investigation is complete. Violation B eSMR
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 11 Priority Violations: 0
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.

Violation Types
ATOX = Acute Toxicity CAT1 = Category 1 Pollutant (Effluent Violation for Group 1 Pollutant)
OEV = Other Effluent Violation

Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
464518 Expedited Payment Letter R4-2026-0090 03/13/2026 Active
444023 Admin Civil Liability R4-2021-0075 11/24/2021 Historical
425861 Admin Civil Liability R4-2018-0138 12/21/2018 Historical
416045 Time Schedule Order R4-2017-0189 12/01/2017 Historical
389313 Time Schedule Order R4-2013-0026 03/09/2013 Historical
379755 Notice of Violation NOV 04/07/2011 Historical
220486 Admin Civil Liability R4-1998-0074 10/13/1998 Historical
219879 Admin Civil Liability R4-1985-0003 07/08/1985 Historical
219875 Admin Civil Liability R4-1985-0102 06/24/1985 Historical
219985 Cease and Desist Order R4-1984-0121 11/19/1984 Historical
Total Enf Actions: 10

Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
58214472 B Type compliance inspection Barbara Guia 11/13/2024 N 0 Download
52074008 B Type compliance inspection Bobbi Torres 06/14/2023 N 0 Download
44489343 B Type compliance inspection Bobbi Torres 06/16/2021 N 0 Download
33392201 B Type compliance inspection Jose Morales 05/29/2019 Y 0 Download
29879549 B Type compliance inspection Jose Morales 06/19/2018 Y 0 N/A
26400054 B Type compliance inspection Jose Morales 06/16/2017 Y 0 N/A
28478187 Prerequirement inspection Thomas Siebels 04/27/2017 N 0 Download
16926707 A Type compliance inspection Ariana Villanueva (Multiple) 06/17/2015 Y 0 Download
8818104 A Type compliance inspection Craig Blett 04/12/2012 Y 0 Download
2395767 A Type compliance inspection EPA Contractor 05/20/2010 Y 0 Download
3995034 B Type compliance inspection Max Kuker 05/20/2010 N 1 Download
1773655 A Type compliance inspection Jose Morales 06/17/2009 Y 0 [Attachments]
1629377 A Type compliance inspection Tetra Tech Inspector 04/02/2008 Y 0 N/A
1623635 A Type compliance inspection Tetra Tech Inspector 06/12/2007 Y 0 N/A
337960 A Type compliance inspection Jose Morales 02/09/2005 Y 0 N/A
333150 A Type compliance inspection Jose Morales 10/15/2003 Y 0 N/A
330202 A Type compliance inspection Jose Morales 05/07/2003 Y 0 Download
328694 A Type compliance inspection Jose Morales 11/06/2002 Y 0 N/A
325524 A Type compliance inspection Jose Morales 05/01/2002 Y 0 N/A
276453 A Type compliance inspection Jose Morales 12/11/2001 Y 0 N/A
276469 A Type compliance inspection Jose Morales 05/01/2001 Y 0 N/A
276470 A Type compliance inspection Cathy Chang 06/13/2000 Y 0 N/A
276452 A Type compliance inspection Cathy Chang 05/11/1999 Y 0 N/A
276448 B Type compliance inspection Rebecca Chou 06/02/1998 Y 0 N/A
276451 B Type compliance inspection Rebecca Chou 01/23/1998 Y 0 N/A
276449 A Type compliance inspection Rosario Aston 07/16/1997 Y 0 N/A
276450 A Type compliance inspection King K Yu 01/03/1996 Y 0 N/A
Total Inspections: 27 Last Inspection: 11/13/2024
  
The current report was generated with data as of: 04/02/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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