Non-Compliance
Clean Water Act
MOUNT STERLING HINKSTON CREEK STP
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
-
2775 HINKSTON RD
MT STERLING, KY 40353
View on map ↗ - County
- MONTGOMERY County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 5 · last Jun 26, 2025
- Total Penalties
- $0 · last Nov 17, 2008
- Registry ID
- 110039705361
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.
6
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 | Effluent Violations - Failed Toxicity Test | Jan 30, 2026 | — | Open |
| cwa | Effluent Violations - Failed Toxicity Test | Oct 16, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 26, 2025 | — | Open |
| cwa | Effluent Violations - Failed Toxicity Test | Jun 12, 2025 | — | Open |
| cwa | Effluent Violations - Failed Toxicity Test | Feb 7, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 6, 2024 | — | Open |
| cwa | Reporting Violations - Failure to Notify | May 9, 2023 | — | Open |
| cwa | Management Practice Violations - No Licensed/Certified Operator | May 9, 2023 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 9, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 9, 2023 | — | Open |
| cwa | Reporting Violations - Failure to Notify | May 22, 2012 | — | 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 |
|---|---|---|---|---|---|---|
| Toxicity, final conc toxicity units | DMR, Limited - Numeric Violation | 3.23 toxic | 1.00 | +223% | Dec 2025 | Open |
| Toxicity, final conc toxicity units | DMR, Limited - Numeric Violation | 5.32 toxic | 1.00 | +432% | Sep 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.08 mg/L | 2.00 | +4% | Jul 2025 | Open |
| Toxicity, final conc toxicity units | DMR, Limited - Numeric Violation | 12.48 toxic | 1.00 | +1,148% | Jun 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.03 mg/L | 22.50 | +11% | Oct 2024 | Open |
| Toxicity, final conc toxicity units | DMR, Limited - Numeric Violation | 1.38 toxic | 1.00 | +38% | Sep 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 20.40 mg/L | 6.00 | +240% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.79 mg/L | 4.00 | +170% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.23 mg/L | 4.00 | +181% | May 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.60 mg/L | 6.00 | +177% | May 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 240.00 | +908% | Jul 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.19 mg/L | 2.00 | +10% | Jul 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 257.11 MPN/100mL | 240.00 | +7% | Oct 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.90 mg/L | 15.00 | +19% | Mar 2019 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 191.74 kg/d | 170.70 | +12% | Jun 2018 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 539.55 kg/d | 255.60 | +111% | Jun 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 996.53 MPN/100mL | 240.00 | +315% | Sep 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 371.55 kg/d | 255.60 | +45% | Mar 2017 | Open |
| Toxicity, final conc toxicity units | DMR, Limited - Numeric Violation | 1.27 toxic | 1.00 | +27% | Sep 2016 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.29 mg/L | 2.00 | +15% | Sep 2015 | Open |
| E. coli | DMR, Limited - Numeric Violation | 435.20 MPN/100mL | 240.00 | +81% | Mar 2015 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 910.83 kg/d | 511.20 | +78% | Mar 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 276.07 kg/d | 255.60 | +8% | Mar 2015 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 352.05 kg/d | 340.95 | +3% | Mar 2015 | 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 KY-N00004166
$2,000
State Administrative Order of Consent
Clean Water Act
· Case KY-N00005720 · Nov 17, 2008
$2,000
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