Clean Water Act discharge permit · NPDES TX0084298
SMITH INTERNATIONAL IND SUBDIVISION WS & AMP SS WWTP, Houston, TX: NPDES TX0084298 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 17Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
SMITH INTERNATIONAL IND SUBDIVISION WS & AMP SS WWTP, held by SMITH INTERNATION INDUSTRIAL SUBDIVISION WATER SUPPLY & SEWER SERVICES CORP, holds NPDES permit TX0084298, which discharges to Underground Sewer; Greens Bayou Abo. EPA’s file records it issued August 31, 2018 and expiring August 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SMITH INTERNATIONAL IND SUBDIVISION WS & AMP SS WWTP |
|---|---|
| Permittee as filed | SMITH INTERNATION INDUSTRIAL SUBDIVISION WATER SUPPLY & SEWER SERVICES CORP |
| NPDES ID | TX0084298 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 31, 2018 |
| Expiration date | August 31, 2023 |
| Address | Houston, TX 77032 |
| Receiving water | UNDERGROUND SEWER; GREENS BAYOU ABO |
| Subwatershed | Upper Greens Bayou (HUC 120401040603) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 17Under a numeric limit
- 17With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 4 | 43 | 18 | August 31, 2015 | 99,999% over the limit |
| Oil & Grease | 4 | 38 | 10 | December 31, 2023 | 1,594% over the limit |
| Chlorine, total residual | 2 | 15 | 3 | May 31, 2025 | 4% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 13 | 3 | August 31, 2017 | 31,233% over the limit |
| Solids, total suspended | 4 | 22 | 1 | November 30, 2023 | 40% over the limit |
| pH | 2 | 9 | 1 | March 31, 2012 | |
| E. coli | 2 | 7 | 1 | February 28, 2025 | 1,128% over the limit |
| Oxygen demand, chem. [high level] [COD] | 4 | 20 | 0 | ||
| Copper, total [as Cu] | 8 | 16 | 0 | ||
| Chromium, total [as Cr] | 4 | 16 | 0 | ||
| Nickel, total [as Ni] | 4 | 16 | 0 | ||
| Zinc, total [as Zn] | 4 | 16 | 0 | ||
| Cyanide, free [amenable to chlorination] | 4 | 12 | 0 | ||
| Lead, total [as Pb] | 4 | 8 | 0 | ||
| Silver, total [as Ag] | 4 | 8 | 0 | ||
| Organics, total toxic [TTO] | 2 | 8 | 0 | ||
| Cadmium, total [as Cd] | 4 | 4 | 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 |
|---|---|---|
| October 16, 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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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TX0084298 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.