Non-Compliance
Clean Water Act
AVON 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
-
300 ANGELFISH AVE
AVON, MN 56310
View on map ↗ - County
- STEARNS County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 2 · last Apr 9, 2025
- Total Penalties
- $0
- Registry ID
- 110039759044
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 achieved late but reported | Jan 10, 2026 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 1, 2024 | — | Open |
| cwa | Schedule Event reported late | Sep 1, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 1, 2024 | Mar 27, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Sep 1, 2024 | Mar 27, 2025 | Resolved |
| cwa | Schedule Event reported late | Sep 1, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 1, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 1, 2024 | Mar 27, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Sep 1, 2024 | Mar 27, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Dec 31, 2023 | Mar 26, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 31, 2023 | Mar 26, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 31, 2023 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 31, 2023 | — | Open |
| cwa | Schedule Event reported late | Dec 31, 2023 | — | Open |
| cwa | Schedule Event reported late | Dec 31, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 31, 2023 | Mar 26, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Dec 31, 2023 | Mar 26, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 15, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 15, 1990 | Feb 28, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Apr 30, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 31, 1989 | Mar 20, 1990 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 31, 1989 | — | 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 |
|---|---|---|---|---|---|---|
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 1,990.00 mg/L | 586.00 | +240% | Sep 2025 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 589.00 mg/L | 586.00 | +1% | Nov 2024 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 589.00 mg/L | 586.00 | +1% | Jan 2024 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 596.00 mg/L | 586.00 | +2% | Nov 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 10.00 mg/L | 5.00 | +100% | Sep 2023 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 40.00 mg/L | 10.00 | +300% | Sep 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 15.00 mg/L | 5.00 | +200% | Aug 2023 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.00 mg/L | 10.00 | +150% | Aug 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.00 mg/L | 5.00 | +240% | Jul 2023 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 29.00 mg/L | 10.00 | +190% | Jul 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 14.00 mg/L | 10.00 | +40% | Jun 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 8.80 mg/L | 5.00 | +76% | Jun 2023 | Resolved |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 685.00 mg/L | 586.00 | +17% | Mar 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 610.00 mg/L | 586.00 | +4% | Mar 2022 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 669.00 mg/L | 586.00 | +14% | Sep 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 5.50 mg/L | 5.00 | +10% | Jul 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 6.70 mg/L | 5.00 | +34% | Jun 2021 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 595.00 mg/L | 586.00 | +2% | Nov 2020 | 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 MN-00N003486NON20251 · Apr 22, 2025
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