Non-Compliance
Clean Water Act
MCSHANE QUARRY
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
-
64 NOBLESTOWN RD
CARNEGIE, PA 15106
View on map ↗ - County
- ALLEGHENY County
- Inspections
- 19 · last Feb 17, 2026
- Total Penalties
- $0
- Registry ID
- 110070221975
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 | Effluent Violations - Numeric effluent violation | Jan 29, 2026 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Aug 29, 2025 | — | Open |
| cwa | Permit Violations - Failure to Submit Timely Permit Renewal Application | May 15, 2025 | — | 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 |
|---|---|---|---|---|---|---|
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.83 mg/L | 0.75 | +11% | Nov 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.83 mg/L | 0.75 | +11% | Nov 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.04 mg/L | 0.75 | +39% | Oct 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.04 mg/L | 0.75 | +39% | Oct 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.15 mg/L | 0.75 | +53% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 42.50 mg/L | 35.00 | +21% | Sep 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.78 mg/L | 0.75 | +4% | Sep 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.15 mg/L | 0.75 | +53% | Sep 2025 | Open |
| Manganese, total [as Mn] | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Jul 2025 | Open |
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