Non-Compliance
Clean Water Act
CHARLTON WASTEWATER TREATMENT FACILITY
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
-
7 WORCESTER RD
CHARLTON, MA 01507
View on map ↗ - County
- WORCESTER County
- Total Penalties
- $0 · last Sep 18, 1997
- Registry ID
- 110002040498
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.
3
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 | Dec 31, 2022 | Sep 25, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Oct 31, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 31, 2020 | — | Open |
| cwa | Schedule Event reported late | Oct 31, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 31, 2020 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Sep 13, 2019 | Jun 29, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 28, 2012 | Jan 1, 2013 | Resolved |
| cwa | Schedule Event reported late | Feb 28, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 28, 2012 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 28, 2012 | Jan 1, 2013 | Resolved |
| cwa | Schedule Event reported late | Jul 1, 2011 | — | Open |
| cwa | Schedule Event unachieved but reported | Jul 1, 2011 | Jan 1, 2013 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2011 | Jan 1, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 1, 2011 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 19, 2007 | Oct 15, 2007 | Resolved |
| cwa | Schedule Event unachieved but reported | Feb 19, 2007 | Oct 15, 2007 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 19, 2007 | — | Open |
| cwa | Schedule Event reported late | Feb 19, 2007 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 6, 2007 | Oct 15, 2007 | Resolved |
| cwa | Schedule Event reported late | Jan 6, 2007 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 6, 2007 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 6, 2007 | Oct 15, 2007 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2005 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 6, 2005 | Feb 7, 2005 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 6, 2005 | Feb 7, 2005 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 6, 2005 | — | Open |
| cwa | Schedule Event reported late | Jan 6, 2005 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2004 | Jul 22, 2020 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2004 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 15, 1997 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 15, 1997 | Jun 1, 1997 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 31, 1996 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 31, 1996 | Apr 30, 1997 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 31, 1996 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 31, 1996 | Jun 1, 1997 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 15, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 15, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 15, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 15, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 15, 1995 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 15, 1995 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 15, 1995 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 1, 1991 | Jan 27, 1992 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 1, 1991 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 15, 1991 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 15, 1991 | Nov 22, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 31, 1991 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 31, 1991 | Nov 22, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Apr 1, 1991 | — | Open |
| cwa | Schedule Event unachieved and not reported | Apr 1, 1991 | Nov 22, 1991 | Resolved |
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 |
|---|---|---|---|---|---|---|
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 50.00 % | 93.00 | +46% | Aug 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.09 mg/L | 1.42 | +47% | Jun 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.66 mg/L | 1.42 | +87% | Oct 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.90 mg/L | 1.42 | +104% | Sep 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.87 mg/L | 1.42 | +32% | Aug 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 22.70 mg/L | 18.00 | +26% | Aug 2022 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 272.00 MPN/100mL | 126.00 | +116% | Jul 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.11 mg/L | 0.11 | +3% | Jul 2022 | Resolved |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 548.00 MPN/100mL | 409.00 | +34% | Jul 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.76 mg/L | 1.42 | +24% | Jul 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 20.30 mg/L | 18.00 | +13% | Jun 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.18 mg/L | 0.11 | +64% | Jun 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 22.40 mg/L | 18.00 | +24% | Jun 2022 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.00 MPN/100mL | 409.00 | +491% | May 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 18.20 mg/L | 18.00 | +1% | May 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.24 mg/L | 0.11 | +118% | May 2022 | Resolved |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 692.00 MPN/100mL | 126.00 | +449% | May 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.00 mg/L | 18.00 | +100% | Apr 2022 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.00 MPN/100mL | 409.00 | +491% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.68 kg/d | 30.42 | +34% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.40 mg/L | 14.00 | +24% | Apr 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.29 mg/L | 0.11 | +164% | Apr 2022 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.03 | +4% | Apr 2022 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,986.00 MPN/100mL | 409.00 | +386% | Oct 2021 | Open |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 0.00 % | 93.00 | +100% | May 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 31.24 kg/d | 30.42 | +3% | Apr 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.50 mg/L | 18.00 | +103% | Apr 2021 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.25 mg/L | 0.09 | +170% | Mar 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.09 | +83% | Feb 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.32 mg/L | 0.09 | +1,314% | Jan 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.32 mg/L | 0.80 | +64% | Jan 2021 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.32 mg/L | 0.14 | +125% | Jun 2020 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.32 mg/L | 0.14 | +125% | Jun 2020 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,203.00 MPN/100mL | 409.00 | +194% | Jun 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.24 mg/L | 0.14 | +67% | May 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +25% | May 2020 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.14 | +35% | May 2020 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.03 | +4% | Apr 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.14 | +12% | Apr 2020 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.14 | +12% | Apr 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +45% | Apr 2020 | Resolved |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,553.00 MPN/100mL | 409.00 | +280% | Apr 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.14 | +58% | Feb 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.14 | +58% | Feb 2020 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.03 | +25% | Feb 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +75% | Feb 2020 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.14 | +5% | Dec 2019 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.14 | +21% | Oct 2019 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.14 | +21% | Oct 2019 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.14 | +17% | Sep 2019 | 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.
CWA 309G2B AO For Class II Penalties
Clean Water Act
· Case 01-1988-N002
Administrative - Formal
· Case 01-2021-2021 · Apr 15, 2021
Administrative - Formal
· Case 01-2020-2042 · Jun 29, 2020
CWA 309A AO For Compliance
Clean Water Act
· Case 01-2004-N010 · Jan 21, 2004
Administrative - Formal
· Case 01-2004-2019 · Jan 21, 2004
Administrative - Formal
· Case 01-2003-0029 · Feb 28, 2003
CWA 309A AO For Compliance
Clean Water Act
· Case 01-2003-N005 · Feb 28, 2003
Administrative - Formal
· Case 01-1997-0113 · Sep 18, 1997
$2,000
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1994-N024 · Sep 23, 1994
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1992-N007 · Feb 14, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1992-N006 · Nov 22, 1991
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1991-N031 · Feb 28, 1991
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1990-N020 · Nov 17, 1989
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1988-N007 · Aug 31, 1988
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