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Place ID 211510 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
4 211510 Big Rock Mesa Drainage Facility Development Site, NEC Big Rock Malibu, CA, 90265 Los Angeles
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
530241 Organization Malibu City DPW Owner and Operator City Agency 11/15/2011
530243 Person Alexis M Spenser Contact 11/15/2011
530242 Person Robert L Brager Contact 11/14/2011
524784 Person Claudio Sanchez Contact 10/07/2010 11/14/2011
Total Related Parties: 4
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
376156 Letter 4 NPDESWW R4-2008-0032 4B196000419 09/07/2010 Historical N
193437 Enrollee - NPDES 4 NPDNONMUNIPRCS R4-2018-0125 4B196000419 06/30/1997 07/06/2018 Active N
134071 NPDES Permit 4 NPDNONMUNIPRCS 89-107 4B190107098 10/30/1989 06/29/1997 Historical N
Total Reg Measures: 3
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1146440 12/31/2024 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.228 ug/L at M-009. Violation B Report
1146438 12/26/2024 CAT1 Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and reported value was 1.71 mg/L at M-005. Violation B Report
1146439 12/26/2024 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.228 ug/L at M-009. Violation B Report
1146436 11/30/2024 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.6 ml/L at M-008. Violation B Report
1146437 11/30/2024 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50 mg/L and reported value was 130 mg/L at M-008. Violation B Report
1146434 11/12/2024 CAT1 Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 0.6 ml/L at M-008. Violation B Report
1146435 11/12/2024 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value was 130 mg/L at M-008. Violation B Report
1146430 10/14/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-004. Violation B Report
1146432 10/14/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. Violation B Report
1146431 10/14/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.7 SU at M-005. Violation B Report
1146433 10/14/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.0 SU at M-007. Violation B Report
1144641 09/16/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.59 SU at M-005. Violation B Report
1144645 09/16/2024 CAT2 Chlorine, Total Residual Daily Maximum limit is 0.1 mg/L and reported value was 0.2 mg/L at M-008. Violation B Report
1144637 08/08/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.69 SU at M-002. Violation B Report
1144643 08/08/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.75 SU at M-009. Violation B Report
1144638 08/08/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.86 SU at M-004. Violation B Report
1144639 07/25/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.55 SU at M-004. Violation B Report
1144642 07/25/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.75 SU at M-007. Violation B Report
1144640 07/25/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.77 SU at M-005. Violation B Report
1144644 07/25/2024 CAT2 Chlorine, Total Residual Daily Maximum limit is 0.16 mg/L and reported value was 0.1 mg/L at M-006. Violation B Report
1131229 05/14/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 6.21 mg/L at M-001. Violation B Report
1131228 04/16/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 12 mg/L at M-001. Violation B Report
1130460 03/19/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.64 SU at M-008. Violation B Report
1130458 03/19/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.85 SU at M-005. Violation B Report
1130459 03/19/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.17 SU at M-006. Violation B Report
1130457 03/19/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.2 SU at M-004. Violation B Report
1130456 03/19/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.35 SU at M-002. Violation B Report
1130455 03/19/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 2.71 mg/L at M-001. Violation B Report
1130454 02/15/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.66 SU at M-006. Violation B Report
1130452 02/15/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.71 mg/L at M-001. Violation B Report
1130448 01/25/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. Violation B Report
1130450 01/25/2024 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-008. Violation B Report
1130447 01/25/2024 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.46 mg/L at M-001. Violation B Report
1127792 12/14/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.311 ug/L at M-003. Violation B Report
1127791 12/14/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.632 ug/L at M-001. Violation B Report
1128531 12/07/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-005. Violation B Report
1128529 12/07/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-008. Violation B Report
1128530 12/07/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.75 SU at M-006. Violation B Report
1127790 12/07/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 6.54 mg/L at M-001. Violation B Report
1127784 11/30/2023 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 100 NTU at M-001. Violation B Report
1127788 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.207 ug/L at M-004. Violation B Report
1128104 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.26 ug/L at M-009. Violation B Report
1127789 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.279 ug/L at M-010. Violation B Report
1127785 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.458 ug/L at M-002. Violation B Report
1127783 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 1.15 ug/L at M-001. Violation B Report
1127786 11/30/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 1.25 ug/L at M-003. Violation B Report
1128103 11/27/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.26 ug/L at M-009. Violation B Report
1127782 11/27/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.279 ug/L at M-010. Violation B Report
1127780 11/27/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 1.15 ug/L at M-001. Violation B Report
1127781 11/27/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 1.25 ug/L at M-003. Violation B Report
1128535 11/21/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-002. Violation B Report
1128533 11/21/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. Violation B Report
1128532 11/21/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.7 SU at M-008. Violation B Report
1127779 11/21/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.207 ug/L at M-004. Violation B Report
1127778 11/21/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.458 ug/L at M-002. Violation B Report
1127777 10/26/2023 OEV Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value was 204.6 MPN/100 mL at M-005. Violation B Report
1128536 10/26/2023 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.7 SU at M-002. Violation B Report
1127776 10/26/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 3.67 mg/L at M-001. Violation B Report
1127773 09/27/2023 OEV Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value was 1413.6 MPN/100 mL at M-005. Violation B Report
1127772 09/27/2023 OEV Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value was 686.7 MPN/100 mL at M-001. Violation B Report
1127774 09/27/2023 OEV Fecal Coliform Single Sample Maximum limit is 400 MPN/100 mL and reported value was 1600 MPN/100 mL at M-005. Violation B Report
1128454 08/31/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.2 ml/L at M-008. Violation B Report
1128455 08/17/2023 Deficient Reporting 8/17/23 Reporting Violation: BOD Holding time exceedance. Violation B Report
1128452 08/17/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1 mg/L and reported value was 9.7 mg/L at M-001. Violation B Report
1127771 07/31/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.74 ug/L at M-006. Violation B Report
1127769 07/25/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.8 mg/L at M-001. Violation B Report
1127770 07/25/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.74 ug/L at M-006. Violation B Report
1127768 06/22/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 6.3 mg/L at M-001. Violation B Report
1127767 06/06/2023 OEV Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value was 350 MPN/100 mL at M-008. Violation B Report
1127766 05/31/2023 OEV Turbidity Monthly Average limit is 50.0 NTU and reported value was 61 NTU at M-001. Violation B Report
1127765 05/23/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 20 mg/L at M-001. Violation B Report
1127764 04/30/2023 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 11.0 ug/L at M-001. Violation B Report
1127762 04/24/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 24 mg/L at M-001. Violation B Report
1127763 04/24/2023 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1 ug/L and reported value was 11 ug/L at M-001. Violation B Report
1128101 03/31/2023 OEV Turbidity Monthly Average limit is 50.0 NTU and reported value was 400.0 NTU at M-008. Violation B Report
1127755 03/31/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.9 ml/L at M-003. Violation B Report
1128099 03/31/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 3.5 ml/L at M-008. Violation B Report
1128100 03/31/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported value was 1200.0 mg/L at M-008. Violation B Report
1127756 03/31/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported value was 54 mg/L at M-003. Violation B Report
1127757 03/31/2023 CAT2 Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 58 ug/L at M-008. Violation B Report
1128102 03/31/2023 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 110 ug/L at M-010. Violation B Report
1127759 03/31/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.61 ug/L at M-008. Violation B Report
1127760 03/31/2023 CAT2 Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 62 ug/L at M-008. Violation B Report
1127761 03/31/2023 CAT2 Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 220 ug/L at M-008. Violation B Report
1127758 03/31/2023 CAT2 Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 51 ug/L at M-003. Violation B Report
1127753 03/16/2023 CAT1 Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 0.9 ml/L at M-003. Violation B Report
1128082 03/15/2023 OEV Turbidity Daily Maximum limit is 150.0 NTU and reported value was 400.0 NTU at M-008. Violation B Report
1128080 03/15/2023 CAT1 Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 3.5 ml/L at M-008. Violation B Report
1127748 03/15/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4.1 mg/L at M-001. Violation B Report
1128081 03/15/2023 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75.0 mg/L and reported value was 1200.0 mg/L at M-008. Violation B Report
1127749 03/15/2023 CAT2 Copper, Total Recoverable Daily Maximum limit is 5.8 ug/L and reported value was 58 ug/L at M-008. Violation B Report
1128083 03/15/2023 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1 ug/L and reported value was 110 ug/L at M-010. Violation B Report
1127750 03/15/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.61 ug/L at M-008. Violation B Report
1127751 03/15/2023 CAT2 Nickel, Total Daily Maximum limit is 14 ug/L and reported value was 62 ug/L at M-008. Violation B Report
1127752 03/15/2023 CAT2 Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 220 ug/L at M-008. Violation B Report
1128076 02/28/2023 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 60 NTU at M-006. Violation B Report
1128079 02/28/2023 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 63 NTU at M-008. Violation B Report
1127742 02/28/2023 OEV Turbidity Monthly Average limit is 50.0 NTU and reported value was 120 NTU at M-003. Violation B Report
1127736 02/28/2023 OEV Turbidity Monthly Average limit is 50.0 NTU and reported value was 360 NTU at M-002. Violation B Report
1128074 02/28/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.2 ml/L at M-006. Violation B Report
1128078 02/28/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.32 ml/L at M-008. Violation B Report
1127740 02/28/2023 CAT1 Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 10 ml/L at M-003. Violation B Report
1127733 02/28/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4 mg/L at M-001. Violation B Report
1128075 02/28/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50 mg/L and reported value was 110 mg/L at M-006. Violation B Report
1128077 02/28/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50 mg/L and reported value was 180 mg/L at M-008. Violation B Report
1127741 02/28/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported value was 1100 mg/L at M-003. Violation B Report
1127735 02/28/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported value was 540 mg/L at M-002. Violation B Report
1127745 02/28/2023 CAT2 Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 13 ug/L at M-006. Violation B Report
1127746 02/28/2023 CAT2 Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 18.0 ug/L at M-008. Violation B Report
1128539 02/28/2023 CAT2 Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 32 ug/L at M-002. Violation B Report
1127743 02/28/2023 CAT2 Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 59 ug/L at M-003. Violation B Report
1128072 02/28/2023 CAT2 Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 12 ug/L at M-002. Violation B Report
1128073 02/28/2023 CAT2 Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 15 ug/L at M-003. Violation B Report
1127747 02/28/2023 CAT2 Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 110 ug/L at M-008. Violation B Report
1127744 02/28/2023 CAT2 Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 7200 ug/L at M-003. Violation B Report
1127739 02/28/2023 CAT2 Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 91 ug/L at M-002. Violation B Report
1127725 02/27/2023 OEV Turbidity Daily Maximum limit is 150 NTU and reported value was 360 NTU at M-002. Violation B Report
1127726 02/27/2023 CAT1 Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 10 ml/L at M-003. Violation B Report
1128070 02/27/2023 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value was 110 mg/L at M-006. Violation B Report
1128071 02/27/2023 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value was 180 mg/L at M-008. Violation B Report
1127724 02/27/2023 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value was 540 mg/L at M-002. Violation B Report
1127727 02/27/2023 CAT1 Total Suspended Solids (TSS) Daily Maximum limit is 75 ml/L and reported value was 1100 ml/L at M-003. Violation B Report
1127730 02/27/2023 CAT2 Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 13 ug/L at M-006. Violation B Report
1127731 02/27/2023 CAT2 Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 18 ug/L at M-008. Violation B Report
1128538 02/27/2023 CAT2 Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 32 ug/L at M-002. Violation B Report
1127728 02/27/2023 CAT2 Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 59 ug/L at M-003. Violation B Report
1128069 02/27/2023 CAT2 Nickel, Total Daily Maximum limit is 14 ug/L and reported value was 15 ug/L at M-003. Violation B Report
1127732 02/27/2023 CAT2 Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 110 ug/L at M-008. Violation B Report
1127729 02/27/2023 CAT2 Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 7200 ug/L at M-003. Violation B Report
1128067 01/31/2023 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 120 MPN/100 mL at M-008. Violation B Report
1127723 01/31/2023 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 390 MPN/100 mL at M-005. Violation B Report
1128068 01/31/2023 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 mg/L and reported value was 22 mg/L at M-009. Violation B Report
1127722 01/31/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.21 ug/L at M-002. Violation B Report
1127721 01/31/2023 CAT2 Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.24 ug/L at M-001. Violation B Report
1128066 01/30/2023 CAT1 Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and reported value was 0.64 mg/L at M-006. Violation B Report
1127718 01/30/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 11 mg/L at M-001. Violation B Report
1127720 01/30/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.21 ug/L at M-002. Violation B Report
1127719 01/30/2023 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.24 ug/L at M-001. Violation B Report
1127716 01/06/2023 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.9 mg/L at M-001. Violation B Report
1128537 12/31/2022 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 110 NTU at M-001. Violation B Report
1127714 12/31/2022 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 mg/L and reported value was 55 mg/L at M-004. Violation B Report
1127715 12/31/2022 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 32 ug/L at M-001. Violation B Report
1127712 12/19/2022 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Daily Maximum limit is 30 mg/L and reported value was 55 mg/L at M-004. Violation B Report
1127713 12/19/2022 CAT1 Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and reported value was 6.3 mg/L at M-004. Violation B Report
1127711 12/15/2022 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 120 MPN/100 mL at M-002. Violation B Report
1127709 12/12/2022 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 20 mg/L at M-001. Violation B Report
1127710 12/12/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 32 ug/L at M-001. Violation B Report
1127707 11/30/2022 OEV Turbidity Monthly Average limit is 50.0 NTU and reported value was 180 NTU at M-001. Violation B Report
1127708 11/30/2022 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 mg/L and reported value was 23 mg/L at M-001. Violation B Report
1127706 11/30/2022 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 26 ug/L at M-001. Violation B Report
1127705 11/29/2022 CAT1 Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and reported value was 8.6 mg/L at M-004. Violation B Report
1127703 11/28/2022 OEV Turbidity Daily Maximum limit is 150.0 NTU and reported value was 180 NTU at M-001. Violation B Report
1127702 11/28/2022 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 32 mg/L at M-001. Violation B Report
1127704 11/28/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 26 ug/L at M-001. Violation B Report
1127700 10/31/2022 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 110 NTU at M-001. Violation B Report
1127701 10/31/2022 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 6.7 ug/L at M-001. Violation B Report
1126686 10/20/2022 Deficient Reporting Holding time exceedances on 10/20/2022 for all sampling points for the following parameters: BOD, MBAS, and Total Suspended Solids. Violation B Report
1127697 10/20/2022 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 140 MPN/100 mL at M-005. Violation B Report
1127698 10/20/2022 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 390 MPN/100 mL at M-006. Violation B Report
1127696 10/20/2022 OEV Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value was 190.0 MPN/100 mL at M-004. Violation B Report
1127699 10/20/2022 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 19 mg/L at M-001. Violation B Report
1127695 10/07/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 6.7 ug/L at M-001. Violation B Report
1125472 09/30/2022 Deficient Reporting Sampling was not conducted for the month of September at Discharge Points M-004, M-005, M-006. Violation B Report
1127694 09/27/2022 OEV Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was 190 MPN/100 mL at M-006. Violation B Report
1127693 09/09/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 22 ug/L at M-001. Violation B Report
1127692 09/02/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 20 ug/L at M-001. Violation B Report
1127690 08/31/2022 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 56 NTU at M-001. Violation B Report
1127689 08/31/2022 CAT2 Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was 19 ug/L at M-001. Violation B Report
1127687 08/25/2022 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 15 mg/L at M-001. Violation B Report
1127686 08/25/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 19 ug/L at M-001. Violation B Report
1127688 08/25/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.3 ug/L at M-001. Violation B Report
1127685 08/24/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.29 ug/L at M-010. Violation B Report
1127684 08/19/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 20.5 ug/L at M-001. Violation B Report
1127682 08/12/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.32 ug/L at M-007. Violation B Report
1127681 08/12/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.4 ug/L at M-001. Violation B Report
1127683 08/12/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.54 ug/L at M-010. Violation B Report
1127680 07/31/2022 OEV Turbidity Monthly Average limit is 50 NTU and reported value was 62 NTU at M-001. Violation B Report
1127667 07/31/2022 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 mg/L and reported value was 22 mg/L at M-004. Violation B Report
1127677 07/28/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 9.1 ug/L at M-001. Violation B Report
1127678 07/28/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.53 ug/L at M-007. Violation B Report
1128545 07/18/2022 OEV pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. Violation B Report
1127669 07/18/2022 CAT1 Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and reported value was 5.2 mg/L at M-004. Violation B Report
1127668 07/18/2022 CAT1 Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4.4 mg/L at M-001. Violation B Report
1127670 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 15 ug/L at M-001. Violation B Report
1127672 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 398.2 ug/L at M-002. Violation B Report
1127676 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 5 ug/L at M-008. Violation B Report
1127671 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 5.8 ug/L at M-004. Violation B Report
1127673 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 7.5 ug/L at M-005. Violation B Report
1127675 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 7.9 ug/L at M-007. Violation B Report
1127674 07/18/2022 CAT2 Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 83 ug/L at M-006. Violation B Report
1127666 07/15/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.43 ug/L at M-001. Violation B Report
1127665 07/06/2022 CAT2 Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.22 ug/L at M-008. Violation B Report
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 192 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
CAT1 = Category 1 Pollutant (Effluent Violation for Group 1 Pollutant) CAT2 = Category 2 Pollutant (Effluent Violation for Group 2 Pollutant)
Deficient Reporting = Deficient Reporting OEV = Other Effluent Violation
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
457374 Expedited Payment Letter R4-2024-0246 06/20/2024 Active
400317 Notice of Violation null 02/25/2015 Historical
381868 Expedited Payment Letter R4-2011-0163-M 10/13/2011 Withdrawn
331883 Notice of Violation NOV (revised) 07/31/2007 Historical
321538 Notice of Violation NOV 11/01/2006 Historical
Total Enf Actions: 5
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
47663892 B Type compliance inspection Bobbi Valencia 03/17/2022 N 0 Download
23498716 B Type compliance inspection Jose Morales 06/01/2016 Y 0 N/A
936239 B Type compliance inspection Jose Morales (Multiple) 12/04/2006 Y 0 Download
277579 B Type compliance inspection Arman Toumari 06/22/2000 Y 0 N/A
275527 B Type compliance inspection Carlos Urrunaga 02/11/1997 Y 0 N/A
275526 B Type compliance inspection Emil Echiverri 06/27/1996 Y 0 N/A
Total Inspections: 6 Last Inspection: 03/17/2022
  
The current report was generated with data as of: 10/24/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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