Non-Compliance
Clean Water Act
RIO 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
-
STH 16 - NORTH OF RIO STREET, RIO, WISCONSIN
RIO, WI 53960
View on map ↗ - County
- COLUMBIA County
- Total Penalties
- $0
- Registry ID
- 110010889814
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.
11
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 | Management Practice Violations - Biosolids/Sewage Sludge Violation (Part 503 and State Regulations) | May 8, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 30, 1982 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 30, 1981 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 31, 1981 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 30, 1981 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 30, 1981 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | May 31, 1981 | Dec 29, 1984 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 31, 1980 | Dec 29, 1984 | 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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 54.10 mg/L | 20.00 | +171% | Nov 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 204.24 mg/L | 30.00 | +581% | Nov 2024 | Open |
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