Clean Water Act discharge permit · NPDES TX0078751
FORT BEND COUNTY MUD 30 WWTP, Houston, TX: NPDES TX0078751 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 47Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
FORT BEND COUNTY MUD 30 WWTP, held by FORT BEND COUNTY MUD 30, holds NPDES permit TX0078751, which discharges to Hcfcd 132-00-00, Brays Bayou. EPA’s file records it issued November 3, 2017 and expiring September 1, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | FORT BEND COUNTY MUD 30 WWTP |
|---|---|
| Permittee as filed | FORT BEND COUNTY MUD 30 |
| NPDES ID | TX0078751 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 3, 2017 |
| Expiration date | September 1, 2022 |
| Address | Houston, TX 77083 |
| Receiving water | HCFCD 132-00-00, BRAYS BAYOU |
| Subwatershed | Keegans Bayou-Brays Bayou (HUC 120401040401) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 49Pollutants on file
- 47Under a numeric limit
- 13With a violation of any kind
- 5With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| E. coli | 2 | 38 | 38 | May 31, 2026 | 12,000% over the limit |
| Solids, total suspended | 3 | 8 | 8 | April 30, 2007 | 1,400% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 4 | 4 | January 31, 2026 | 145% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 3 | 3 | March 31, 2007 | 88% over the limit |
| Coliform, fecal general | 0 | 2 | 2 | October 31, 2007 | 259% over the limit |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 2 | 8 | 0 | ||
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 2 | 8 | 0 | ||
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 2 | 8 | 0 | ||
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 2 | 8 | 0 | ||
| LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | 2 | 8 | 0 | ||
| LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas | 2 | 8 | 0 | ||
| Whole effluent toxicity - retest #1 | 3 | 2 | 0 | ||
| Whole effluent toxicity - retest #2 | 3 | 2 | 0 | ||
| Arsenic, dry weight | 5 | 0 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| pH | 3 | 0 | 0 | ||
| Selenium, dry weight | 3 | 0 | 0 | ||
| Copper, dry weight | 3 | 0 | 0 | ||
| Cadmium, dry weight | 3 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Level of pathogen requirements achieved | 2 | 0 | 0 | ||
| Description of pathogen option used | 2 | 0 | 0 | ||
| Vector attraction reduction alternative used | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Fecal coliform | 1 | 0 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 0 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 0 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 0 | 0 | ||
| Annual amt of sludge incinerated | 1 | 0 | 0 | ||
| Annual sludge production, total | 1 | 0 | 0 | ||
| Annual amount of sludge land applied | 1 | 0 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 0 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 0 | 0 | ||
| Annual amt sludge transported interstate | 1 | 0 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 0 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 0 | 0 | ||
| Boundary areas | 1 | 0 | 0 | ||
| Salmonella | 1 | 0 | 0 | ||
| Pollutant table from 503.13 | 1 | 0 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute D. Pulex | 1 | 0 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 29, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.