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Place ID 256050 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
1 256050 Graton CSD Wastewater Treatment Facility 250 Ross Sebastopol, CA, 95472 Sonoma
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
552351 Person Hope Sturges Is Onsite Manager For 10/11/2017 09/02/2021
552351 Person Hope Sturges Is A Data Submitter For 07/30/2015 03/15/2021
529628 Person John Gibson Is Onsite Manager For 10/17/2011
539594 Person Brian Kelly Is Onsite Manager For 10/17/2011 12/09/2015
529627 Person Lindsay Cruckshank Is Onsite Manager For 10/17/2011 09/02/2021
354702 Organization Graton CSD Owner and Operator Community Organization 07/01/2004
41499 Organization Sonoma County Water Agency (SCWA) Operator County Agency 07/16/1998 06/30/2004
Total Related Parties: 7
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
408066 NPDES Permit 1 NPDMUNIOTH R1-2018-0001 1B84060OSON 08/01/2018 07/31/2023 Active N
382873 NPDES Permit 1 NPDMUNIOTH R1-2012-0016 1B84060OSON 05/01/2012 04/30/2017 Historical N
132897 NPDES Permit 1 NPDMUNIOTH R1-2004-0038 1B84060OSON 10/06/2004 10/06/2009 Historical N
261137 Letter 1 NPDESWW 002 1B84060OSON 02/03/2004 Historical N
260637 Letter 1 NPDESWW 001 1B84060OSON 04/27/2001 Historical N
261257 Letter 1 NPDESWW LT981015 10/15/1998 10/28/1999 Historical N
138081 NPDES Permit 1 NPDMUNIOTH 95-056 1B84060OSON 08/24/1995 08/24/1998 Historical N
139063 NPDES Permit 1 NPDMUNIOTH 94-108 1B84060OSON 10/27/1994 10/27/1999 Historical N
137887 NPDES Permit 1 NPDMUNIOTH 89-028 1B84060OSON 07/27/1989 07/27/1994 Historical N
137505 NPDES Permit 1 NPDMUNIOTH 84-060 1B84060OSON 05/31/1984 05/31/1989 Historical N
Total Reg Measures: 10
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1153697 03/17/2026 Order Conditions On March 17, the total dissolved solids (TDS) concentration sampled at monitoring location REC-001 exceeded the permit limit of 500 mg/L, with a reported result of 560 mg/L. None Taken Violation U eSMR
1153692 02/18/2026 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.5 MPN/100 mL at EFF-001. Corrective Actions: Increased frequency of chlorine contact basin cleaning and effluent sampling during periods of discharge. Improved communication with the third-party laboratory to ensure immediate notification of any sample results exceeding permit limits. Evaluation of potential upgrades or replacement of the disinfection system is also underway. Violation U eSMR
1153695 02/11/2026 DMON Deficient monitoring for PH occurred at monitoring location RSW-002 due to storm events and overgrowth preventing accessibility to the creek. N/A Violation U eSMR
1153694 01/06/2026 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 11 MPN/100 mL at EFF-001. Corrective Actions: Increased frequency of chlorine contact basin cleaning and effluent sampling during periods of discharge. Improved communication with the third-party laboratory to ensure immediate notification of any sample results exceeding permit limits. Evaluation of potential upgrades or replacement of the disinfection system is also underway. Violation U eSMR
1153691 01/03/2026 DMON Deficient pH monitoring occurred at monitoring location RSW-001 due to storm events and excessive vegetation overgrowth that limited safe access to the creek. N/A Violation U eSMR
1153696 01/03/2026 DMON Deficient pH monitoring occurred at monitoring location RSW-001 due to storm events and excessive vegetation overgrowth that limited safe access to the creek. N/A Violation U eSMR
1153693 01/03/2026 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 13 MPN/100 mL at EFF-001. Corrective Actions: Increased frequency of chlorine contact basin cleaning and effluent sampling during periods of discharge. Improved communication with the third-party laboratory to ensure immediate notification of any sample results exceeding permit limits. Evaluation of potential upgrades or replacement of the disinfection system is also underway. Violation U eSMR
1150937 12/29/2025 Order Conditions Total Coliform 7-day median limit is 2.2 MPN/100 mL and reported value was 13 MPN/100 mL at EFF-001. Corrective actions included monitoring upstream treatment processes to ensure effective solids removal and filtration, confirming that filter effluent turbidity was well within permit limits, and closely monitoring and testing the disinfection system to verify adequate chlorine residual at monitoring location Eff-001. Violation B eSMR
1150936 12/22/2025 Order Conditions Total Coliform 7-day median limit is 2.2 MPN/100 mL and reported value was 17 MPN/100 mL at EFF-001. Corrective actions included monitoring upstream treatment processes to ensure effective solids removal and filtration, confirming that filter effluent turbidity was well within permit limits, and closely monitoring and testing the disinfection system to verify adequate chlorine residual at monitoring location Eff-001. Violation B eSMR
1150934 12/15/2025 GWAT Total Coliform 7-day median limit is 2.2 MPN/100 mL and reported value was 6.8 MPN/100 mL at EFF-001. Corrective actions included monitoring upstream treatment processes to ensure effective solids removal and filtration, confirming that filter effluent turbidity was well within permit limits, and closely monitoring and testing the disinfection system to verify adequate chlorine residual at monitoring location Eff-001. Violation B eSMR
1150933 12/09/2025 Order Conditions Total Coliform 7-day median limit is 2.2 MPN/100 mL and reported value was 13 MPN/100 mL at EFF-001. Corrective actions included monitoring upstream treatment processes to ensure effective solids removal and filtration, confirming that filter effluent turbidity was well within permit limits, and closely monitoring and testing the disinfection system to verify adequate chlorine residual at monitoring location Eff-001. Violation B eSMR
1150932 12/03/2025 Order Conditions Total Coliform 7-day median limit is 2.2 MPN/100 mL and reported value was 4.5 MPN/100 mL at EFF-001. Corrective actions included monitoring upstream treatment processes to ensure effective solids removal and filtration, confirming that filter effluent turbidity was well within permit limits, and closely monitoring and testing the disinfection system to verify adequate chlorine residual at monitoring location Eff-001. Violation B eSMR
1150935 10/06/2025 Order Conditions Total Dissolved Solids (TDS) average monthly limit is 500mg/L and reported value was 930 mg/L at REC-001. None Taken Violation B eSMR
1148551 09/24/2025 Order Conditions The average monthly Total Dissolved Solids (TDS) concentration at monitoring location REC-001 was 930 mg/L, which exceeded the permit limit of 500 mg/L None. Violation B eSMR
1148550 08/06/2025 Order Conditions The average monthly Total Dissolved Solids (TDS) concentration at monitoring location REC-001 was 840 mg/L, which exceeded the permit limit of 500 mg/L. None Violation B eSMR
1148549 07/09/2025 Order Conditions The average monthly Total Dissolved Solids (TDS) concentration at monitoring location REC-001 was 740 mg/L, which exceeded the permit limit of 500 mg/L. None Violation B eSMR
1145031 06/03/2025 Order Conditions Effluent sample taken at monitoring location REC-001 exceeded the TDS limit of 500mg/L, result was 610mg/L. None Taken. Violation B eSMR
1145030 05/15/2025 Order Conditions Effluent sample taken at monitoring location REC-001 exceeded the TDS limit of 500mg/L, result was 560mg/L. Non Taken. Violation B eSMR
1142217 02/16/2025 DMON Unable to collect the weekly pH and temperature samples at monitoring location RSW-001 and RSW-002 due to hazardous creek conditions. None taken. Violation B eSMR
1139330 10/09/2024 Order Conditions The total dissolved solids measurement was 850 mg/L, exceeding the permit limit of 500 mg/L. None Taken. Violation B eSMR
1139331 10/08/2024 DMON Due to a laboratory error at Brelje and Race the weekly BOD sample at monitoring location EFF-001 did not get analyzed on October 8th. By the time we were notified of the incident it was to late to resample. Spoke to Brelje and Race staff and informed them that we need to be contacted immediately if an incident like this occurs so we have time to resample. Violation B eSMR
1135041 09/04/2024 Order Conditions On July 16, the total dissolved solids measurement was 810 mg/L, exceeding the permit limit of 500 mg/L. None taken. Violation B eSMR
1135040 08/21/2024 Order Conditions On July 16, the total dissolved solids measurement was 770 mg/L, exceeding the permit limit of 500 mg/L. None taken. Violation B eSMR
1135039 07/16/2024 Order Conditions On July 16, the total dissolved solids measurement was 640 mg/L, exceeding the permit limit of 500 mg/L. None taken. Violation B eSMR
1123539 11/07/2023 Order Conditions The secondary MCL for total dissolved solids at monitoring location REC-001, (TDS) is 500 mg/L. On November 7th the reported value for TDS at REC-001 was 890mg/L. None Taken. Violation B eSMR
1123540 10/03/2023 Order Conditions The secondary MCL for total dissolved solids at monitoring location REC-001, (TDS) is 500 mg/L. On October 3rd the reported value for TDS at REC-001 was 800mg/L. None Taken Violation B eSMR
1121481 09/12/2023 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on September 12th was 690 mg/L. None taken. Violation B eSMR
1121480 08/22/2023 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on August 22nd was 630 mg/L. None taken. Violation B eSMR
1121479 07/24/2023 DMON The weekly collection of BOD and TSS samples was not performed during the week of the 24th. However, Coliform sampling was conducted, and all results were reported to be less than 2.0 mg/L. In the preceding and subsequent weeks, BOD samples were below 5 mg/L, and TSS samples remained comfortably within the acceptable limits. We held a staff meeting during which we addressed the frequency of sampling and established protocols to prevent any future instances of missed samples. Violation B eSMR
1121478 07/18/2023 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on July 18th was 570 mg/L. None taken. Violation B eSMR
1115965 02/16/2023 CAT1 Ammonia, Total (as N) Monthly Average limit is 5.6 mg/L and reported value was 8.1 mg/L at EFF-002. Maximized aeration to the East holding pond to aid in ammonia reduction. Violation B eSMR
1112925 10/04/2022 Order Conditions The Total Dissolved Solids limit at monitoring location REC-001 is 500, the analysis of the sample taken on 10/04/2022 was 930. None Taken. Violation B eSMR
1109746 09/06/2022 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on September 6th was 940 mg/L. None Taken. Violation B eSMR
1109745 07/16/2022 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on August 16th was 880 mg/L. None Taken. Violation B eSMR
1109744 07/12/2022 Order Conditions The secondary MCL for total dissolved solids, (TDS) is 500 mg/L. The reported value for the sample taken on July 12th was 820 mg/L. None Taken. Violation B eSMR
1106526 06/15/2022 Order Conditions Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 760 mg/L at REC-001. None Taken Violation B eSMR
1106525 05/17/2022 Order Conditions Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 700 mg/L at REC-001. None Taken Violation B eSMR
1104169 05/03/2022 LREP Quarterly SMR ( MONRPT ) (Quarterly Recycled Water Rpt) report for Q1 2022 (2091672) was due on 02-MAY-22 Violation B Report
1106527 04/21/2022 Order Conditions Total dissolved solids maximum limit is 500 mg/L and reported value was 630 mg/L at REC-001. None Taken Violation B eSMR
1106014 03/23/2022 Order Conditions Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 650 mg/L at REC-001 Violation B Report
1100625 02/02/2022 LREP Quarterly SMR ( MONRPT ) (Quarterly Recycled Water Rpt) report for Q4 2021 (2091668) was due on 01-FEB-22 Violation B Report
1106013 02/02/2022 Order Conditions - Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 620 mg/L at REC-001 Violation B Report
1106012 08/10/2021 Order Conditions Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 1100 mg/L at REC-001 Violation B Report
1106011 07/27/2021 Order Conditions Total Dissolved Solids Maximum limit is 500 mg/L and reported value was 1100 mg/L at REC-001 Violation B Report
1106226 06/16/2021 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 9.3 MPN/100 mL at EFF-001. Violation B Report
1106225 05/25/2021 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4 MPN/100 mL at EFF-001. Violation B Report
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 46 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
GWAT = Groundwater LREP = Late Report
Order Conditions = Order Conditions OEV = Other Effluent Violation
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
452283 Admin Civil Liability R1-2023-0024 04/13/2023 Historical
449849 Expedited Payment Letter R1-2022-0041 11/09/2022 Active
378778 Admin Civil Liability R1-2011-0051 04/12/2011 Active
370366 Staff Enforcement Letter 08/17/2009 Historical
358846 Cease and Desist Order R1-2008-0109 12/11/2008 Active
348236 Expedited Payment Letter R1-2008-0083 06/27/2008 Historical
309299 Admin Civil Liability R1-2007-0055 10/25/2007 Historical
255841 Admin Civil Liability R1-2005-0004 01/18/2005 Historical
254793 Staff Enforcement Letter 09/17/2004 Historical
254791 Notice of Violation 05/13/2004 Withdrawn
227137 Oral Communication 07/12/2000 Historical
220117 Cease and Desist Order 95-05702 08/24/1995 Historical
220118 Cease and Desist Order 95-05601 08/24/1995 Historical
223110 Cease and Desist Order 94-106 08/25/1994 Historical
224130 Cease and Desist Order 93-038 04/01/1993 Historical
Total Enf Actions: 15
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
60405058 B Type compliance inspection Sabrina Cegielski (Multiple) 05/02/2025 N 0 Download
54908842 B Type compliance inspection Sabrina Cegielski 02/23/2024 Y 0 Download
45248166 B Type compliance inspection Michael Weiss 06/10/2021 N 0 [Attachments]
24997283 B Type compliance inspection Justin C. McSmith 04/11/2016 N 0 Download
21379319 Miscellaneous inspection Cathleen A. Goodwin 07/21/2015 N 0 N/A
21413133 A Type compliance inspection Cathleen A. Goodwin 04/15/2015 N 0 [Attachments]
16633153 B Type compliance inspection Cathleen A. Goodwin (Multiple) 01/29/2014 N 0 N/A
16632650 B Type compliance inspection Cathleen A. Goodwin (Multiple) 10/07/2013 N 0 N/A
11329039 B Type compliance inspection Cathleen A. Goodwin 10/18/2012 N 0 N/A
4149624 A Type compliance inspection Cathleen A. Goodwin 03/17/2011 N 0 [Attachments]
2059947 B Type compliance inspection Cathleen A. Goodwin (Multiple) 01/28/2010 N 0 [Attachments]
1623664 B Type compliance inspection Catherine Kuhlman (Multiple) 02/18/2009 N 0 N/A
1011376 B Type compliance inspection Cathleen A. Goodwin 06/21/2006 N 0 N/A
997928 B Type compliance inspection Cathleen A. Goodwin (Multiple) 01/04/2006 N 0 N/A
997935 B Type compliance inspection Cathleen A. Goodwin 01/03/2006 N 0 N/A
337012 B Type compliance inspection Cathleen A. Goodwin 11/23/2004 Y 0 N/A
319758 B Type compliance inspection Cathleen A. Goodwin 05/04/2004 Y 0 N/A
334187 B Type compliance inspection Cathleen A. Goodwin 01/09/2004 Y 0 N/A
330429 B Type compliance inspection Cathleen A. Goodwin 06/20/2003 Y 0 N/A
319784 B Type compliance inspection Jeremiah Puget 06/19/2002 Y 0 N/A
319781 B Type compliance inspection Cathleen A. Goodwin 05/10/2002 Y 0 N/A
319762 A Type compliance inspection Cathleen A. Goodwin 02/08/2002 Y 0 N/A
319764 B Type compliance inspection Cathleen A. Goodwin 06/26/2001 Y 0 N/A
319763 A Type compliance inspection Cathleen A. Goodwin 03/14/2001 Y 0 N/A
319759 B Type compliance inspection Cathleen A. Goodwin 06/06/2000 Y 0 N/A
319760 A Type compliance inspection Cathleen A. Goodwin 05/04/2000 Y 0 N/A
319774 B Type compliance inspection Nathan Quarles 04/29/1999 Y 0 N/A
319775 B Type compliance inspection Nathan Quarles 04/15/1998 Y 0 N/A
319782 B Type compliance inspection Nathan Quarles 02/17/1998 Y 0 N/A
319783 A Type compliance inspection Nathan Quarles 05/08/1997 Y 0 N/A
319761 B Type compliance inspection Nathan Quarles 06/06/1996 Y 0 N/A
319780 A Type compliance inspection Dave Snetsinger 05/02/1996 Y 0 N/A
319777 B Type compliance inspection Dave Snetsinger 01/11/1996 Y 0 N/A
319771 A Type compliance inspection Dave Snetsinger 10/19/1995 Y 0 N/A
319765 A Type compliance inspection Dave Snetsinger 05/11/1995 Y 0 N/A
319769 B Type compliance inspection Dave Snetsinger 01/25/1995 Y 0 N/A
319768 B Type compliance inspection Dave Snetsinger 10/13/1994 Y 0 N/A
319766 A Type compliance inspection Dave Snetsinger 05/12/1994 Y 0 N/A
319767 B Type compliance inspection Dave Snetsinger 01/12/1994 Y 0 N/A
319776 A Type compliance inspection Dave Snetsinger 10/14/1993 Y 0 N/A
319779 A Type compliance inspection Dave Snetsinger 05/13/1993 Y 0 N/A
319778 B Type compliance inspection Dave Snetsinger 01/21/1993 Y 0 N/A
319770 A Type compliance inspection Dave Snetsinger 10/15/1992 Y 0 N/A
319772 A Type compliance inspection Dave Snetsinger 05/14/1992 Y 0 N/A
319773 B Type compliance inspection Dave Snetsinger 01/16/1992 Y 0 N/A
Total Inspections: 45 Last Inspection: 05/02/2025
  
The current report was generated with data as of: 05/21/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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