EXELON CORP MOUNTAIN CREEK STEAM ELECTRIC STATION
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $1,453 in total penalties since records began.
- Address
-
2233 A MOUNTAIN CREEK PKY
DALLAS, TX 75211
View on map ↗ - County
- DALLAS County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221122
- Inspections
- 5 · last Feb 19, 2025
- Total Penalties
- $1,453 · last Dec 16, 2025
- Registry ID
- 110015679443
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.
Qtrs Non-Compliant
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 | Permit Violations - Violation Specified in Comment | Oct 20, 2022 | Oct 31, 2022 | Resolved |
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 | 140.00 mg/L | 100.00 | +40% | Feb 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 62.60 mg/L | 30.00 | +109% | Feb 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 65.52 mg/L | 30.00 | +118% | Dec 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 137.00 mg/L | 100.00 | +37% | Dec 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 111.00 mg/L | 100.00 | +11% | Jan 2024 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 123.74 deg F | 118.00 | +5% | Sep 2023 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.37 mg/L | 0.20 | +85% | Jun 2023 | 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.