Clean Water Act
MASONVILLE DREDGED MATERIAL CONTAINMENT FACILITY
Quick Summary
- •Assessed $0 in total penalties since records began.
- Address
-
1000 FRANKFURST AVENUE
BALTIMORE, MD 21226
View on map ↗ - County
- BALTIMORE (CITY) County
- Inspections
- 2 · last Feb 26, 2026
- Total Penalties
- $0
- Registry ID
- 110043274364
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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 35.95 mg/L | 20.00 | +80% | Jul 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 121.00 mg/L | 75.00 | +61% | Jun 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 443.00 mg/L | 150.00 | +195% | Jun 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 38.10 mg/L | 20.00 | +91% | Jun 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 43.45 mg/L | 20.00 | +117% | Jun 2020 | Resolved |
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