Non-Compliance
Clean Water Act
LOWER LITTLE MIAMI 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
-
2086 W US RTE 22 & 3
MAINEVILLE, OH 45039
View on map ↗ - County
- WARREN County
- Inspections
- 2 · last Jun 18, 2024
- Total Penalties
- $0
- Registry ID
- 110039744033
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 | WW SSO - Failure to Maintain Records or Meet Record Keeping Requirements | Jul 24, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 30, 1988 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 1, 1988 | — | 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 |
|---|---|---|---|---|---|---|
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.20 mg/L | 1.00 | +20% | Jun 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.04 mg/L | 1.00 | +4% | Aug 2024 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.04 mg/L | 1.00 | +4% | May 2024 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Aug 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 93.33 mg/L | 25.00 | +273% | Apr 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 26.04 mg/L | 17.00 | +53% | Apr 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3,980.00 kg/d | 1,136.00 | +250% | Apr 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,055.00 kg/d | 772.00 | +37% | Apr 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.88 mg/L | 1.30 | +45% | Dec 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.90 mg/L | 2.00 | +45% | Dec 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.93 mg/L | 0.50 | +86% | Oct 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.38 mg/L | 0.80 | +323% | Oct 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.70 mg/L | 1.50 | +13% | Oct 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 52.20 kg/d | 36.00 | +45% | Oct 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.76 mg/L | 0.50 | +51% | Jul 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.86 mg/L | 0.80 | +258% | Jul 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 56.80 kg/d | 36.00 | +58% | Jul 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.76 mg/L | 2.00 | +38% | Nov 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.36 mg/L | 1.30 | +4% | Nov 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.00 mg/L | 0.50 | +99% | Oct 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.10 mg/L | 17.00 | +18% | Oct 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.26 mg/L | 0.80 | +183% | Oct 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Sep 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.50 mg/L | 17.00 | +44% | Sep 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.30 mg/L | 25.00 | +25% | Sep 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.60 mg/L | 1.50 | +7% | Aug 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.47 mg/L | 0.80 | +84% | Jul 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.40 mg/L | 17.00 | +14% | Jun 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 28.30 kg/d | 23.00 | +23% | Jun 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 27.80 mg/L | 25.00 | +11% | Jun 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.74 mg/L | 0.80 | +117% | Jun 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.51 mg/L | 0.50 | +203% | Jun 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.50 mg/L | 17.00 | +21% | May 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 69.80 kg/d | 36.00 | +94% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 34.50 kg/d | 23.00 | +50% | May 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.77 mg/L | 0.50 | +254% | May 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 25.80 mg/L | 25.00 | +3% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.47 mg/L | 0.80 | +334% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.51 mg/L | 1.30 | +16% | Mar 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.60 mg/L | 17.00 | +4% | Mar 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.73 mg/L | 2.00 | +37% | Mar 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.10 mg/L | 17.00 | +1% | Feb 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.80 mg/L | 17.00 | +16% | Jan 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.19 mg/L | 2.00 | +9% | Dec 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.70 mg/L | 17.00 | +16% | Dec 2020 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Aug 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 29.80 kg/d | 23.00 | +30% | May 2020 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.20 mg/L | 1.50 | +113% | May 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.52 mg/L | 0.50 | +4% | May 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.95 mg/L | 0.80 | +144% | May 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.
Civil Judicial Action
Clean Water Act
· Case OH-N00002366 · Sep 14, 1990
CWA 309A AO For Compliance
Clean Water Act
· Case 05-1986-N030 · Jun 25, 1986
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