Non-Compliance
Clean Water Act
GRATON CSD WWTF
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
ROSS RD
GRATON, CA 95444
View on map ↗ - County
- SONOMA County
- Inspections
- 4 · last May 2, 2025
- Total Penalties
- $0
- Registry ID
- 110009126908
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
12
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Permit Violations - Violation Specified in Comment | Jun 3, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 15, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 9, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 4, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 21, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 16, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 7, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 3, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 12, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 22, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 18, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 4, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 6, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 16, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 12, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 15, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 17, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 21, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 23, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 2, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 10, 2021 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 27, 2021 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 24, 2021 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 4, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 7, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 9, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 8, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 10, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 6, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 2, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 19, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 11, 2019 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 17, 2019 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 6, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 16, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 12, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 14, 2018 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Mar 28, 2004 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 28, 2004 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 14, 2004 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 31, 2003 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 27, 2003 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 20, 2003 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 15, 2003 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 13, 2003 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 6, 2003 | — | Open |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.10 mg/L | 5.60 | +45% | Feb 2023 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.50 MPN/100mL | 2.20 | +105% | Dec 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 49.00 MPN/100mL | 23.00 | +113% | Dec 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 63.00 MPN/100mL | 2.20 | +2,764% | Nov 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 240.00 | +567% | Oct 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 23.00 | +6,857% | Oct 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 210.00 MPN/100mL | 2.20 | +9,445% | Oct 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 23.00 | +6,857% | Sep 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 12.00 MPN/100mL | 2.20 | +445% | Sep 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 240.00 | +567% | Sep 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 210.00 MPN/100mL | 23.00 | +813% | Aug 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.50 MPN/100mL | 2.20 | +105% | Aug 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.50 MPN/100mL | 2.20 | +105% | Jul 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.00 MPN/100mL | 2.20 | +82% | Jun 2021 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 25.00 MPN/100mL | 23.00 | +9% | Jun 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Mar 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Feb 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Jan 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 42.00 mg/L | 15.00 | +180% | Dec 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 10.20 mg/L | 10.00 | +2% | Dec 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 33.00 MPN/100mL | 23.00 | +43% | Nov 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 18.00 mg/L | 15.00 | +20% | Nov 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 280.00 MPN/100mL | 240.00 | +17% | Sep 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 280.00 MPN/100mL | 23.00 | +1,117% | Sep 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 23.00 MPN/100mL | 23.00 | +99,999% | Jun 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 920.00 MPN/100mL | 240.00 | +283% | May 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 920.00 MPN/100mL | 23.00 | +3,900% | May 2020 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 11.00 MPN/100mL | 2.20 | +400% | May 2020 | Open |
| TCDD equivalents | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2,147,483,650% | May 2019 | Open |
| TCDD equivalents | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2,147,483,650% | May 2019 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 350.00 MPN/100mL | 240.00 | +46% | Sep 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 33.00 MPN/100mL | 23.00 | +43% | Sep 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 33.00 MPN/100mL | 23.00 | +43% | Aug 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 350.00 MPN/100mL | 240.00 | +46% | Aug 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 17.00 mg/L | 15.00 | +13% | Jun 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 20.00 mg/L | 15.00 | +33% | May 2018 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +38% | Apr 2018 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | Apr 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.02 | +400% | Dec 2016 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.01 | +900% | Dec 2016 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
State CWA Penalty AO
Clean Water Act
· Case CA-N00002449
State CWA Penalty AO
Clean Water Act
· Case CA-N00003528
State CWA Non Penalty AO
Clean Water Act
· Case CA-2009-1008 · Dec 11, 2008
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001055 · Aug 24, 1995
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001054 · Aug 25, 1994
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001053 · Apr 1, 1993
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