Non-Compliance
Clean Water Act
MOSIER WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $59,172 in total penalties since records began.
- Address
-
1505 ROCK CREEK RD
MOSIER, OR 97040
View on map ↗ - County
- WASCO County
- Inspections
- 2 · last Sep 16, 2024
- Total Penalties
- $59,172 · last Mar 12, 2026
- Registry ID
- 110039775614
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.
8
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 - Failure to Develop/Enforce Standards | Sep 16, 2024 | Mar 12, 2026 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Sep 16, 2024 | Mar 12, 2026 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 16, 2024 | Oct 9, 2024 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Apr 1, 2024 | Mar 12, 2026 | Resolved |
| cwa | Management Practice Violations - Best Management Practice Deficiencies | Apr 1, 2023 | Apr 17, 2024 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Feb 1, 2022 | Apr 17, 2024 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Nov 1, 2020 | Apr 17, 2024 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Apr 1, 2019 | Oct 9, 2024 | 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 | DMR, Limited - Numeric Violation | 1,120.00 MPN/100mL | 406.00 | +176% | Nov 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 182.00 MPN/100mL | 126.00 | +44% | Nov 2024 | Open |
| E. coli | DMR, Limited - Overdue | 182.00 MPN/100mL | 126.00 | +44% | Nov 2024 | Resolved |
| E. coli | DMR, Limited - Overdue | 1,120.00 MPN/100mL | 406.00 | +176% | Nov 2024 | Resolved |
| E. coli | DMR, Limited - Overdue | 2,420.00 MPN/100mL | 406.00 | +496% | Oct 2024 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 406.00 | +496% | Oct 2024 | Open |
| E. coli | DMR, Limited - Overdue | 243.00 MPN/100mL | 126.00 | +93% | Oct 2024 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 243.00 MPN/100mL | 126.00 | +93% | Oct 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 74.00 % | 85.00 | +73% | Jul 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 1.54 kg/d | 9.53 | +99,999% | Apr 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 3.31 kg/d | 19.07 | +99,999% | Apr 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 12.50 mg/L | 30.00 | +99,999% | Apr 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 3.31 kg/d | 14.53 | +99,999% | Apr 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 27.60 mg/L | 45.00 | +99,999% | Apr 2023 | 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 Penalty AO
Clean Water Act
· Case OR-WQ/M-ER-2025-013 · Mar 12, 2026
$6,672
Administrative - Formal
· Case 10-2021-0101 · Aug 27, 2021
$52,500
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