Non-Compliance
Clean Water Act
MARTIN MARIETTA MATERIALS INC/ROCK HILL 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
-
PORTER ROAD OFF OF I-77
ROCK HILL, SC 29730
View on map ↗ - County
- YORK County
- Industry
- Mining, Quarrying, and Oil and Gas Extraction
- NAICS (North American Industry Classification)
- 212311
- Inspections
- 1 · last Aug 8, 2025
- Total Penalties
- $0
- Registry ID
- 110009811926
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.
1
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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.00 mg/L | 45.00 | +4% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.00 mg/L | 45.00 | +2% | Dec 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.50 mg/L | 45.00 | +10% | Nov 2020 | Open |
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