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California Integrated Water Quality System Project (CIWQS)
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Place ID 273122 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
5F 273122 Los Banos WWTF Wastewater Treatment Facility 17963 West Henry Miller Los Banos, CA, 93635 Merced
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
547731 Person Jeff Bondi Is Onsite Manager For 07/01/2014
360815 Person Mark Fachin Responsibility For 10/14/2010
443248 Person Royal Lloyd Operator 10/14/2010 06/30/2014
26215 Organization Los Banos City Owner City Agency 06/23/1972
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?
443394 WDR 5F WDRMUNILRG R5-2021-0026 5C240107001 04/22/2021 04/22/2031 Active N
440415 Co-Permitee SB SLIC 2020-0015-DWQ 5C240107001 07/09/2020 Active N
145424 WDR 5F WDRMUNILRG 92-014 5C240107001 01/24/1992 01/21/2002 Historical N
144106 WDR 5F WDRMUNILRG 84-005 5C240107001 01/20/1984 03/30/1991 Historical N
143419 WDR 5F WDRMUNILRG 72-270 5C240107001 06/23/1972 03/30/1991 Historical N
Total Reg Measures: 5
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1141108 09/30/2023 Deficient Reporting 3rd Quarter SMR 2023: All of 3rd quarter freeboard pond monitoring is missing and it was not reported in the introduction. The freeboard shall be taken weekly. Violation B Report
1141109 08/31/2023 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 90 mg/L and reported value was 98.0 mg/L. Violation B Report
1141107 02/28/2023 Deficient Reporting 1st Quarter SMR 2023: The Discharger did not report that an Effluent BOD sample was missing on the month of January. For effluent monitoring, BOD shall be sampled 2/month. Only 1 BOD sample was obtained. The Discharger did not report that a pond pH and DO sample was missing for pond 7 on 02/22/23. Pond monitoring for pH and DO shall be 1/week. Inccorect statement in the executive summary section of the report: According to the Land Application Monitoring tables, effluent was discharged during this quarter on March. Violation B Report
1141106 11/22/2022 Deficient Reporting 4th Quarter SMR 2022: Missing one weekly EC reading for Influent Monitoring. Violation B Report
1141105 09/30/2022 Deficient Reporting 3rd Quarter SMR 2022: The Discharger did not report that an Effluent BOD sample was missing on the month of September. For effluent monitoring, BOD shall be sampled 2/month. Only 1 BOD sample was obtained. Violation B Report
1141104 06/30/2022 Deficient Reporting 2nd Quarter SMR 2022: The Discharger did not report that an Effluent BOD sample was missing on the month of June. For effluent monitoring, BOD shall be sampled 2/month. Only 1 BOD sample was obtained. Missing weekly pond monitoring for pH and DO on ponds 3, 4, and 7. It was not reported. Violation B Report
1141099 06/30/2022 Order Conditions 2nd Quarter SMR 2022: In violation of Influent Limitations C.2, where the 12-month rolling average EC of the influent shall not exceed a maximum average of 2,380 umhos/cm. The reported value was 2,381 us/cm. Violation B Report
1141103 03/31/2022 Deficient Reporting 1st Quarter SMR 2022: Missing General Minerals from effluent monitoring. Samples shall be collected twice per year during the first quarter (January-March) and the third quarter (July-September). Violation B Report
1141097 02/03/2022 LREP 4th Quarter SMR 2021 due on 1 February 2022. Late by 2 days. Violation B Report
1141098 10/23/2021 LREP The Groundwater Supply Well Survey technical report was due on 22 October 2021. It was submitted on 11 April 2022 (171 days late). Violation B Report
1141102 09/30/2021 Deficient Reporting 3rd Quarter SMR 2021: Missing continuous influent flow monitoring results. Missing continuous effluent flow monitoring results for the months of August and September. Effluent was discharged to the East Land Application Area during August and September, during the 3rd quarter of 2021. Flow measurements may be based on flow meter readings or pump run time estimates. The method of measurement must be specified. It was mentioned in the Executive Summary section of the report that Effluent was discharged to the East LAA. Daily monitoring results for Land Application Area monitoring is missing. Specifically, missing daily fields irrigated, irrigation flow, irrigation loading, and precipitation. It was not called out as missing. The monthly average results are only provided in the table. In addition, the Discharger shall perform the routine monitoring and loading calculations for each discrete irrigation area within the LAA each day when wastewater is applied (August and September). Violation B Report
1141101 08/04/2021 Deficient Reporting 2nd Quarter SMR 2021: Missing a signature and date on the Monitoring Report Submittal Transmittal Form. Violation B Report
1141096 08/04/2021 LREP 2nd Quarter SMR 2021 due on 1 August 2021. Late by 3 days. Violation B Report
1141100 05/31/2021 DMON 2nd Quarter SMR 2021: Monitoring for Influent pH, EC, TSS, Nitrate as N, Nitrite as N, TKN, and Total Nitrogen is missing for the month of May. Monitoring for Effluent EC (1/week), Nitrate as N, Nitrite as N, TKN, Total Nitrogren is missing. Missing continuous effluent flow monitoring for the month of May since there was effluent actively being discharged to the LAAs. Daily monitoring results for Land Application Area monitoring is missing. Specifically, missing daily fields irrigated (acres), irrigation flow, irrigation loading, and precipitation. The monthly average results are only provided in the table. In addition, the Discharger shall perform the routine monitoring and loading calculations for each discrete irrigation area within the LAA each day when wastewater is applied (May). The month of May was called out as missing due to the misunderstanding of new MRP effective date of 1 June 2021. Violation B Report
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 14 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) DMON = Deficient Monitoring
Deficient Reporting = Deficient Reporting LREP = Late Report
Order Conditions = Order Conditions
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
460431 Staff Enforcement Letter null 03/14/2025 Historical
376231 Oral Communication 10/14/2010 Historical
374580 Staff Enforcement Letter null 08/24/2010 Active
254455 Oral Communication 11/02/2004 Historical
Total Enf Actions: 4
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
54469828 B Type compliance inspection Jennifer Dolores 01/18/2024 N 0 Download
21765793 B Type compliance inspection Daniel Benas 09/17/2015 N 0 N/A
2391615 B Type compliance inspection Daniel Benas 01/28/2010 Y 3 Download
300815 A Type compliance inspection Gary Gagliolo 12/29/1999 Y 0 N/A
300813 A Type compliance inspection Jo Anne Kipps 02/11/1998 Y 0 N/A
300814 A Type compliance inspection Larry Lowe 02/03/1995 Y 0 N/A
300812 B Type compliance inspection Darrel Evensen 02/02/1994 Y 0 N/A
Total Inspections: 7 Last Inspection: 01/18/2024
  
The current report was generated with data as of: 05/07/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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