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California Integrated Water Quality System Project (CIWQS)
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Place ID 257763 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
5F 257763 Sonora Regional WWTF Wastewater Treatment Facility 1400 Southgate Sonora, CA, 95370 Tuolumne
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
635556 Person Eric Hall Contact 10/03/2022
578420 Person CALEB ANTHONY MASON Is A Data Submitter For 11/02/2018 03/09/2023
578420 Person CALEB ANTHONY MASON Pending-is a data submitter for 05/31/2018 06/14/2018
522984 Person David Andres Is Onsite Manager For 06/26/2015 10/03/2022
46497 Organization Tuolumne Utilities District Owner and Operator Special District 06/24/1977
Total Related Parties: 5
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
440436 Co-Permitee SB SLIC 2020-0015-DWQ 5C550106004 07/09/2020 Active N
141783 WDR 5F WDRMUNILRG 94-192 5C550106004 06/24/1994 06/21/2004 Active N
139840 WDR 5S WDRMUNILRG 86-019 5C550106004 01/24/1986 01/24/1991 Historical N
138683 WDR 5S WDRMUNILRG 77-180 5C550106004 06/24/1977 01/24/1986 Historical N
Total Reg Measures: 4
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1075487 01/21/2020 OEV Total Coliform Daily Maximum limit is 230 mg/L and reported value was 300 mg/L. 300, 900 (x2) Violation B Report
1075485 11/21/2019 OEV Total Coliform 30-Day Median limit is 23 mg/L and reported value was 80 mg/L. Violation B Report
1075484 10/21/2019 OEV Total Coliform Daily Maximum limit is 230 mg/L and reported value was 240 mg/L. Violation B Report
1075479 09/21/2019 Order Conditions 8M; BOD; 30; mg/L; MA; 39.40 Violation B Report
1075483 09/21/2019 OEV Total Coliform 30-Day Median limit is 23 mg/L and reported value was 130 mg/L. Violation B Report
1075482 09/21/2019 OEV Total Coliform Daily Maximum limit is 230 mg/L and reported value was 300 mg/L. Violation B Report
1075480 09/21/2019 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 48.40 mg/L. Violation B Report
1075471 08/21/2019 Order Conditions 7M; BOD; 30; mg/L; MA; 35 Violation B Report
1075473 08/21/2019 OEV Total Coliform 30-Day Median limit is 23 mg/L and reported value was 70 mg/L. Violation B Report
1075472 08/21/2019 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 57.3 mg/L. Violation B Report
1075470 07/21/2019 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 42 mg/L. Violation B Report
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
CAT1 = Category 1 Pollutant (Effluent Violation for Group 1 Pollutant) Order Conditions = Order Conditions
OEV = Other Effluent Violation
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
375154 Oral Communication 07/23/2010 Historical
372228 Notice of Violation null 03/17/2010 Historical
232367 Cease and Desist Order R5-2002-0203 12/05/2002 Active
238642 Notice of Violation 09/27/2001 Historical
238673 Notice of Violation 09/27/2001 Historical
231922 Oral Communication 01/25/2001 Historical
232282 Notice of Violation 03/22/2000 Historical
232434 Notice of Violation 03/10/2000 Historical
225906 Cease and Desist Order 5-00-002 01/27/2000 Historical
232368 Admin Civil Liability 99-511 12/16/1999 Historical
Total Enf Actions: 10
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
53330059 Prerequirement inspection Cruz Romero 09/19/2023 N 0 N/A
27574990 B Type compliance inspection Gurjot S Chahal 02/16/2017 N 0 N/A
8215474 B Type compliance inspection Hossein Aghazeynali 05/02/2012 N 0 N/A
1959675 B Type compliance inspection Daniel Benas 09/23/2009 Y 3 Download
331646 A Type compliance inspection Hossein Aghazeynali 02/06/2003 Y 0 N/A
326757 B Type compliance inspection Jim Martin 10/09/2002 Y 0 N/A
326756 B Type compliance inspection Jim Martin 09/24/2002 Y 0 N/A
311120 Follow-up inspection (enforcement) Jim Martin 03/29/2000 Y 0 N/A
311121 B Type compliance inspection Jim Martin 10/15/1999 Y 0 N/A
311118 B Type compliance inspection Michael Mosbacher 10/09/1996 Y 0 N/A
311119 B Type compliance inspection Mark Batkin 06/09/1993 Y 0 N/A
Total Inspections: 11 Last Inspection: 09/19/2023
  
The current report was generated with data as of: 05/03/2024
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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