LEWISTON WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $18,758 in total penalties since records began.
- Address
-
19884 SAUER DRIVE
LEWISTON, MN 55952
View on map ↗ - County
- WINONA County
- Inspections
- 2 · last Feb 20, 2025
- Total Penalties
- $18,758 · last Jan 10, 2023
- Registry ID
- 110039754922
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
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 reported late | Jan 31, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 11, 1997 | Feb 23, 2001 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 11, 1997 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 24, 1995 | — | 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 |
|---|---|---|---|---|---|---|
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.80 mg/L | 6.00 | +37% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.80 mg/L | 2.50 | +172% | May 2025 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 633.00 mg/L | 626.00 | +1% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.50 mg/L | 3.30 | +6% | Aug 2024 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 5.90 mg/L | 6.00 | +2% | Jun 2024 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 5.30 mg/L | 6.00 | +12% | May 2024 | 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.