Non-Compliance
Clean Water Act
ARCH ROCK DEV 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
-
ARCH ROCK DEVELOPMENT
MIFFLINTOWN, PA 17059
View on map ↗ - County
- JUNIATA County
- Inspections
- 1 · last Oct 14, 2021
- Total Penalties
- $0
- Registry ID
- 110021026192
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
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 |
|---|---|---|---|---|---|---|
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.46 mg/L | 1.00 | +46% | Dec 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 271.00 MPN/100mL | 200.00 | +35% | Jul 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 4,900.00 MPN/100mL | 1,000.00 | +390% | Jul 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 7,770.00 MPN/100mL | 1,000.00 | +677% | Jun 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 6,596.00 MPN/100mL | 200.00 | +3,198% | Jun 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 733.00 MPN/100mL | 200.00 | +267% | May 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 12,098.00 MPN/100mL | 1,000.00 | +99,999% | May 2024 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 0.10 mg/L | 5.00 | +98% | Aug 2023 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.12 mg/L | 1.00 | +12% | Jun 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 2.00 mg/L | 1.00 | +100% | May 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,200.00 MPN/100mL | 1,000.00 | +20% | Jul 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 266.00 MPN/100mL | 200.00 | +33% | Jun 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 1,000.00 | +142% | Jun 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.08 mg/L | 1.00 | +8% | Mar 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.23 mg/L | 1.00 | +23% | Feb 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 5,300.00 MPN/100mL | 1,000.00 | +430% | Jun 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 429.00 MPN/100mL | 200.00 | +114% | May 2019 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 15,500.00 MPN/100mL | 1,000.00 | +1,450% | May 2019 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 46,800.00 MPN/100mL | 10,000.00 | +368% | Mar 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | Mar 2019 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 20,637.00 MPN/100mL | 2,000.00 | +932% | Mar 2019 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 7,400.00 MPN/100mL | 1,000.00 | +640% | Sep 2018 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 8,700.00 MPN/100mL | 1,000.00 | +770% | Jun 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.13 mg/L | 1.00 | +13% | Apr 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Mar 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.20 mg/L | 1.00 | +20% | Mar 2018 | Open |
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