Non-Compliance
Clean Water Act
MARYSVILLE WWTP
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
-
980 E HURON BLVD
MARYSVILLE, MI 48040
View on map ↗ - County
- ST. CLAIR County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 5 · last Oct 2, 2025
- Total Penalties
- $0
- Registry ID
- 110000737016
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 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | Nov 30, 2023 | — | Open |
| cwa | Pretreatment - Failure to Develop/Enforce Standards | Nov 30, 2023 | — | Open |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Sep 27, 2021 | — | Open |
| cwa | Pretreatment - Failure to Establish Local Limits | Aug 14, 2018 | — | Open |
| cwa | Failure to issue/reissue control mechanisms to at least 90% of SIU/CIUs w/in 6 months (Level II) | Aug 14, 2018 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Jul 11, 2018 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Apr 1, 2017 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 21, 2016 | — | Open |
| cwa | Reporting Violations - Late Submittal of DMRs | Oct 31, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Mar 31, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Mar 28, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Mar 24, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Feb 29, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Feb 25, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Feb 2, 2016 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 29, 2015 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 14, 2015 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 11, 2015 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Nov 27, 2015 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Oct 1, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 14, 2015 | Nov 15, 2019 | Resolved |
| cwa | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | Jun 19, 2007 | — | Open |
| cwa | Pretreatment - Failure to Develop/Enforce Standards | Jun 19, 2007 | — | Open |
| cwa | Pretreatment - Failure to Establish Local Limits | Jun 8, 2005 | — | Open |
| cwa | Failure to issue/reissue control mechanisms to at least 90% of SIU/CIUs w/in 6 months (Level II) | Jun 8, 2005 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 15, 1997 | Nov 26, 1997 | 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 |
|---|---|---|---|---|---|---|
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +37% | Sep 2025 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 74.00 % | 75.00 | +4% | Apr 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 411.00 MPN/100mL | 400.00 | +3% | Jun 2017 | 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 Non Penalty AO
Clean Water Act
· Case MI-N00000531 · Oct 28, 1997
State CWA Non Penalty AO
Clean Water Act
· Case MI-N00000261 · Sep 5, 1991
State CWA Non Penalty AO
Clean Water Act
· Case MI-N00000005 · Oct 26, 1990
State CWA Non Penalty AO
Clean Water Act
· Case MI-N00000163 · Aug 22, 1989
CWA 309A AO For Compliance
Clean Water Act
· Case 05-1984-N114 · Jun 22, 1984
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