MANSFIELD WASTEWATER 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
-
385 S ILLINOIS AVE
MANSFIELD, OH 44905
View on map ↗ - County
- RICHLAND County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 5 · last Jul 11, 2024
- Total Penalties
- $0 · last Jun 13, 2014
- Registry ID
- 110000553400
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.
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 | Oct 1, 2025 | Nov 1, 2025 | Resolved |
| cwa | Management Practice Violations - No Licensed/Certified Operator | Sep 15, 2021 | — | Open |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Mar 4, 2021 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Mar 4, 2021 | Mar 4, 2021 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Jan 30, 2020 | — | Open |
| cwa | Schedule Event reported late | Feb 14, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 14, 2016 | May 15, 2016 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 14, 2016 | May 15, 2016 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 14, 2016 | — | Open |
| cwa | Schedule Event reported late | Jan 31, 2016 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2016 | Mar 2, 2016 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2016 | Mar 2, 2016 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 13, 2014 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 13, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Jul 13, 2014 | — | Open |
| cwa | Schedule Event reported late | Jul 13, 2014 | — | Open |
| cwa | Schedule Event reported late | Jun 16, 2014 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 16, 2014 | Sep 15, 2014 | Resolved |
| cwa | Schedule Event unachieved but reported | Jun 16, 2014 | Sep 15, 2014 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 16, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 1, 2010 | — | Open |
| cwa | Schedule Event reported late | Aug 1, 2010 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2010 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 1, 2010 | — | Open |
| cwa | Schedule Event reported late | Aug 1, 2009 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2009 | Nov 9, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 1, 2009 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2009 | Nov 9, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Apr 1, 2004 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Jul 31, 1994 | — | Open |
| cwa | Pretreatment - Failure to Enforce Against I/U | Oct 31, 1992 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 30, 1991 | Nov 4, 1993 | Resolved |
| cwa | Management Practice Violations - Failure to Develop/Enforce Standards | May 25, 1989 | Oct 31, 1989 | Resolved |
| cwa | Pretreatment - Failure to Issue SIU Permits | May 25, 1989 | Oct 31, 1989 | Resolved |
| cwa | Management Practice Violations - Failure to Conduct Inspections | May 25, 1989 | Oct 31, 1989 | 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 |
|---|---|---|---|---|---|---|
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 634.26 MPN/100mL | 284.00 | +123% | Oct 2025 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 352.94 MPN/100mL | 126.00 | +180% | Oct 2025 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 142.42 MPN/100mL | 126.00 | +13% | Sep 2025 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 322.63 MPN/100mL | 284.00 | +14% | Sep 2025 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 1,074.20 MPN/100mL | 284.00 | +278% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.00 mg/L | 12.00 | +42% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 18.00 | +178% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,570.00 kg/d | 818.00 | +92% | Sep 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 195.40 MPN/100mL | 126.00 | +55% | Aug 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 422.38 MPN/100mL | 284.00 | +49% | Aug 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 262.57 MPN/100mL | 126.00 | +108% | Jun 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 779.46 MPN/100mL | 284.00 | +174% | Jun 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 307.12 MPN/100mL | 126.00 | +144% | May 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 409.20 MPN/100mL | 284.00 | +44% | May 2024 | Open |
| Copper, total recoverable | DMR, Limited - Overdue | 2.10 kg/d | 1.05 | +100% | Apr 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +53% | Apr 2024 | Open |
| Copper, total recoverable | DMR, Limited - Overdue | 0.06 mg/L | 0.04 | +53% | Apr 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 2.10 kg/d | 1.05 | +100% | Apr 2024 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 3.60 kg/d | 1.64 | +120% | Apr 2024 | Open |
| Copper, total recoverable | DMR, Limited - Overdue | 0.03 mg/L | 0.02 | +35% | Apr 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +35% | Apr 2024 | Open |
| Copper, total recoverable | DMR, Limited - Overdue | 3.60 kg/d | 1.64 | +120% | Apr 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +42% | Mar 2024 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 2.53 kg/d | 1.64 | +54% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 41.00 mg/L | 40.00 | +3% | Nov 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 520.22 MPN/100mL | 126.00 | +313% | Sep 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 781.25 MPN/100mL | 284.00 | +175% | Sep 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 307.48 MPN/100mL | 126.00 | +144% | Aug 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 632.13 MPN/100mL | 284.00 | +123% | Aug 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 1,035.20 MPN/100mL | 284.00 | +265% | Jul 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 170.68 MPN/100mL | 126.00 | +35% | Jul 2023 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.04 | +22% | May 2023 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.02 | +567% | May 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 163.66 MPN/100mL | 126.00 | +30% | May 2023 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 1,115.20 MPN/100mL | 284.00 | +293% | May 2023 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 1.90 kg/d | 1.64 | +16% | May 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.80 mg/L | 18.00 | +177% | Oct 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,580.00 kg/d | 818.00 | +93% | Oct 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 18.00 mg/L | 12.00 | +50% | Oct 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 563.00 kg/d | 546.00 | +3% | Oct 2022 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 503.37 MPN/100mL | 284.00 | +77% | Sep 2022 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 394.40 MPN/100mL | 284.00 | +39% | Jun 2022 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 30.00 mg/L | 15.00 | +100% | May 2022 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 1,300.00 kg/d | 682.00 | +91% | May 2022 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.70 mg/L | 5.00 | +6% | Apr 2022 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Overdue | 4.70 mg/L | 5.00 | +6% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2,300.00 kg/d | 1,820.00 | +26% | Mar 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 120.00 kg/d | 68.20 | +76% | Feb 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 64.00 kg/d | 45.50 | +41% | Feb 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.62 mg/L | 6.60 | +46% | Feb 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.