Non-Compliance
Clean Water Act
MILLBROOK SEWAGE TREATMENT PLANT
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
-
39 NORTH AVE
MILLBROOK, NY 12545
View on map ↗ - County
- DUTCHESS County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 6 · last Jul 15, 2025
- Total Penalties
- $0 · last Feb 23, 2015
- Registry ID
- 110019494563
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.
7
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 | Schedule Event unachieved and not reported | Feb 1, 2026 | Mar 4, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Apr 30, 2025 | Jul 30, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 1, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 15, 2024 | Feb 5, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 15, 2024 | — | Open |
| cwa | Schedule Event reported late | Dec 15, 2024 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 15, 2024 | Feb 5, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jul 30, 2024 | Dec 3, 2024 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Jul 30, 2024 | Dec 3, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 1, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jun 15, 2021 | Mar 9, 2022 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2018 | Feb 17, 2018 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 1, 2018 | Feb 17, 2018 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 1, 2018 | — | Open |
| cwa | Schedule Event reported late | Jan 1, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 1, 2016 | — | Open |
| cwa | Schedule Event reported late | Jan 1, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 1, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2015 | Jun 29, 2015 | Resolved |
| cwa | Schedule Event reported late | Jan 1, 2015 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 1, 2015 | Jun 29, 2015 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 1, 2014 | — | Open |
| cwa | Schedule Event reported late | Jan 1, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 1, 2013 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 30, 2012 | Feb 23, 2015 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Dec 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | May 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Apr 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Mar 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Feb 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Jan 1, 2011 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Apr 1, 2010 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Mar 1, 2010 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Feb 1, 2010 | Dec 19, 2012 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Jan 1, 2010 | Dec 19, 2012 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2009 | Sep 24, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 1, 2009 | — | Open |
| cwa | Schedule Event reported late | Aug 1, 2009 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2009 | Sep 24, 2009 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Jun 1, 2009 | Jun 30, 2009 | Resolved |
| cwa | Schedule Event reported late | Mar 28, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2008 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 28, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event unachieved but reported | Mar 28, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 28, 2007 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 1, 1988 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 1, 1988 | Sep 30, 1988 | Resolved |
| cwa | Schedule Event unachieved but reported | Nov 1, 1987 | Jan 30, 1988 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 1, 1987 | — | 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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 27.40 kg/d | 14.07 | +95% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 21.93 kg/d | 14.07 | +56% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.20 mg/L | 14.00 | +23% | May 2025 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | May 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 31.98 kg/d | 21.34 | +50% | May 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 17.40 mg/L | 15.00 | +16% | May 2025 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.80 mg/L | 0.00 | +89,900% | May 2025 | Resolved |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 80.00 % | 85.00 | +33% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 26.15 kg/d | 21.34 | +23% | May 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 15.03 kg/d | 14.07 | +7% | Mar 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 15.03 kg/d | 14.07 | +7% | Mar 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 25.42 kg/d | 21.34 | +19% | Jan 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 25.42 kg/d | 21.34 | +19% | Jan 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 20.70 kg/d | 14.07 | +47% | Jan 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 20.70 kg/d | 14.07 | +47% | Jan 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 41.54 kg/d | 21.34 | +95% | Dec 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 33.10 kg/d | 14.07 | +135% | Dec 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 33.10 kg/d | 14.07 | +135% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 23.15 kg/d | 21.34 | +9% | Dec 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 23.15 kg/d | 21.34 | +9% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 16.53 kg/d | 14.07 | +17% | Dec 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.53 kg/d | 14.07 | +17% | Dec 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 15.90 mg/L | 15.00 | +6% | Dec 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 15.90 mg/L | 15.00 | +6% | Dec 2023 | Open |
| Nitrogen, Kjeldahl, total [as N] | DMR, Limited - Overdue | 9.30 mg/L | 8.00 | +16% | Dec 2023 | Resolved |
| Nitrogen, Kjeldahl, total [as N] | DMR, Limited - Numeric Violation | 9.30 mg/L | 8.00 | +16% | Dec 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 41.54 kg/d | 21.34 | +95% | Dec 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 21.79 kg/d | 14.07 | +55% | Sep 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 30.74 kg/d | 21.34 | +44% | Sep 2023 | Open |
| Nitrogen, Kjeldahl, total [as N] | DMR, Limited - Overdue | 8.50 mg/L | 8.00 | +6% | Sep 2023 | Resolved |
| Nitrogen, Kjeldahl, total [as N] | DMR, Limited - Numeric Violation | 8.50 mg/L | 8.00 | +6% | Sep 2023 | Open |
| Coliform, fecal general | DMR, Limited - Overdue | 220.60 MPN/100mL | 200.00 | +10% | Sep 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 21.79 kg/d | 14.07 | +55% | Sep 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 30.74 kg/d | 21.34 | +44% | Sep 2023 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 220.60 MPN/100mL | 200.00 | +10% | Sep 2023 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 17.66 kg/d | 14.07 | +25% | Sep 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.66 kg/d | 14.07 | +25% | Sep 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.34 kg/d | 14.07 | +37% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 19.34 kg/d | 14.07 | +37% | Jul 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 28.15 kg/d | 21.34 | +32% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 28.15 kg/d | 21.34 | +32% | Jul 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 14.89 kg/d | 14.07 | +6% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 25.20 kg/d | 21.34 | +18% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 14.89 kg/d | 14.07 | +6% | Jan 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 25.20 kg/d | 21.34 | +18% | Jan 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 20.00 mg/L | 15.00 | +33% | Jul 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 19.29 kg/d | 14.07 | +37% | Apr 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 27.29 kg/d | 21.34 | +28% | Apr 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 27.29 kg/d | 21.34 | +28% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 15.75 kg/d | 14.07 | +12% | Apr 2022 | 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.
Administrative - Formal
· Case 02-2025-3002 · Dec 3, 2024
Administrative - Formal
· Case 02-2021-3032 · Aug 11, 2021
State Administrative Order of Consent
Clean Water Act
· Case NY-R32014033149 · Feb 23, 2015
$20,000
State CWA Non Penalty AO
Clean Water Act
· Case NY-N00000674 · Jan 23, 1987
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