Clean Water Act discharge permit · NPDES TX0023809
CITY OF HEMPSTEAD WWTP, Hempstead, TX: NPDES TX0023809 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 38Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
CITY OF HEMPSTEAD WWTP, held by HEMPSTEAD, CITY OF, holds NPDES permit TX0023809, which discharges to Brazos River Below Navasota River. EPA’s file records it issued August 9, 2019 and expiring August 9, 2024. 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 | CITY OF HEMPSTEAD WWTP |
|---|---|
| Permittee as filed | HEMPSTEAD, CITY OF |
| NPDES ID | TX0023809 |
| 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 | August 9, 2019 |
| Expiration date | August 9, 2024 |
| Address | Hempstead, TX 77445 |
| Receiving water | Brazos River Below Navasota River |
| Subwatershed | Lewisville Creek-Brazos River (HUC 120701040106) |
| 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
- 39Pollutants on file
- 38Under a numeric limit
- 38With a violation of any kind
- 8With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 3 | 148 | 58 | July 31, 2026 | 519% over the limit |
| Solids, total suspended | 3 | 124 | 30 | March 31, 2026 | 335% over the limit |
| E. coli | 2 | 90 | 15 | May 31, 2025 | 99,999% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 3 | 103 | 4 | July 31, 2024 | 52% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 72 | 4 | March 31, 2007 | 45% over the limit |
| Chlorine, total residual | 2 | 63 | 3 | March 31, 2016 | 40% over the limit |
| Oxygen, dissolved [DO] | 1 | 34 | 3 | July 31, 2010 | 64% over the limit |
| pH | 3 | 69 | 1 | June 30, 2009 | |
| Arsenic, dry weight | 5 | 35 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 35 | 0 | ||
| Selenium, dry weight | 3 | 23 | 0 | ||
| Copper, dry weight | 3 | 23 | 0 | ||
| Cadmium, dry weight | 3 | 23 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 23 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 23 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 23 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 23 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 23 | 0 | ||
| Vector attraction reduction alternative used | 2 | 14 | 0 | ||
| Level of pathogen requirements achieved | 2 | 13 | 0 | ||
| Description of pathogen option used | 2 | 13 | 0 | ||
| Nickel, total [as Ni] | 2 | 12 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 10 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 10 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 8 | 0 | ||
| Pollutant table from 503.13 | 1 | 8 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 7 | 0 | ||
| Annual amount of sludge land applied | 1 | 7 | 0 | ||
| Fecal coliform | 1 | 6 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 6 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 6 | 0 | ||
| Annual amt sludge transported interstate | 1 | 6 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 6 | 0 | ||
| Boundary areas | 1 | 6 | 0 | ||
| Salmonella | 1 | 6 | 0 | ||
| Annual amt of sludge incinerated | 1 | 5 | 0 | ||
| Annual sludge production, total | 1 | 5 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 5 | 0 | ||
| Annual whole sludge application rate | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 7, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| February 18, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| September 10, 2024 | 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.