GRAND MISSION MUD 1 WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $30,187 in total penalties since records began.
- Address
-
0.9MI S & 0.5MI W OF FM 1093 AND HARLEM RD
HOUSTON, TX 77002
View on map ↗ - County
- FORT BEND County
- Inspections
- 2 · last May 14, 2025
- Total Penalties
- $30,187 · last May 19, 2022
- Registry ID
- 110064608606
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
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 | May 14, 2025 | May 27, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 17, 2024 | — | Open |
| cwa | Schedule Event reported late | Feb 3, 2023 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 3, 2023 | Mar 12, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 3, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 3, 2023 | Mar 12, 2024 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 30, 2019 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 4, 2017 | — | 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 |
|---|---|---|---|---|---|---|
| E. coli | DMR, Limited - Numeric Violation | 4,840.00 MPN/100mL | 200.00 | +2,320% | Sep 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 345.00 MPN/100mL | 200.00 | +73% | Jul 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 216.00 MPN/100mL | 200.00 | +8% | Jun 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 200.00 | +1,110% | May 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 179.00 MPN/100mL | 63.00 | +184% | May 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 921.00 MPN/100mL | 200.00 | +361% | Apr 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,414.00 MPN/100mL | 200.00 | +607% | Mar 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 550.00 MPN/100mL | 200.00 | +175% | Oct 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,540.00 MPN/100mL | 200.00 | +670% | Sep 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 4,839.00 MPN/100mL | 200.00 | +2,320% | Jan 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 80.00 MPN/100mL | 63.00 | +27% | Dec 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 6.50 MGD | 6.40 | +2% | Aug 2017 | 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.