Non-Compliance
Clean Water Act
SHANNON MILLS ESTATES 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
-
SR 68 & SR 3029
RENFREW, PA 16053
View on map ↗ - County
- BUTLER County
- Inspections
- 1 · last Jan 17, 2023
- Total Penalties
- $0 · last May 7, 2015
- Registry ID
- 110023139771
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.
9
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
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 | 3.40 mg/L | 2.00 | +70% | Oct 2025 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.30 mg/L | 2.00 | +65% | Aug 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 298.00 MPN/100mL | 200.00 | +49% | Jun 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.90 mg/L | 2.00 | +45% | Jul 2024 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.20 mg/L | 2.00 | +60% | Jun 2024 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.00 mg/L | 2.00 | +50% | Dec 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.20 mg/L | 2.00 | +10% | Aug 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,300.00 MPN/100mL | 1,000.00 | +30% | Jul 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.30 mg/L | 2.00 | +15% | Jul 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,045.00 MPN/100mL | 200.00 | +423% | Jun 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +142% | Jun 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.20 mg/L | 2.00 | +10% | Jun 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.30 mg/L | 2.00 | +15% | Jun 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.90 mg/L | 4.50 | +31% | Apr 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.00 mg/L | 2.00 | +50% | Apr 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.40 mg/L | 4.50 | +153% | Mar 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.90 mg/L | 2.00 | +45% | Mar 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.80 mg/L | 4.50 | +607% | Feb 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.40 mg/L | 2.00 | +70% | Jun 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.90 mg/L | 2.00 | +45% | Aug 2020 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.60 mg/L | 2.00 | +30% | Jul 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.90 mg/L | 4.50 | +31% | Mar 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,733.00 MPN/100mL | 1,000.00 | +73% | Sep 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.10 mg/L | 1.50 | +107% | Aug 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.40 mg/L | 1.50 | +127% | Jul 2019 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,203.00 MPN/100mL | 1,000.00 | +20% | Jul 2019 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.90 mg/L | 2.00 | +95% | May 2019 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.40 mg/L | 2.00 | +70% | Apr 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.60 mg/L | 4.50 | +269% | Dec 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.50 mg/L | 4.50 | +378% | Mar 2018 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.10 mg/L | 2.00 | +5% | Mar 2018 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 2,000.00 | +21% | Mar 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.40 mg/L | 4.50 | +198% | Feb 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.60 mg/L | 4.50 | +291% | Jan 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.70 mg/L | 1.50 | +13% | Jul 2017 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,733.00 MPN/100mL | 1,000.00 | +73% | Jul 2017 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.10 mg/L | 2.00 | +5% | Jan 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.90 mg/L | 4.50 | +98% | Jan 2017 | 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 PA-0239569_05072015 · May 7, 2015
$500
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