Clean Water Act discharge permit · NPDES TX0101915
SUGAR LAND GREATWOOD WWTP, Richmond, TX: NPDES TX0101915 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
SUGAR LAND GREATWOOD WWTP, held by CITY OF SUGAR LAND, holds NPDES permit TX0101915, which discharges to Rabbs Bayou Divversion Channel;Middle Bayou. EPA’s file records it issued October 13, 2020 and expiring October 7, 2022. 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 | SUGAR LAND GREATWOOD WWTP |
|---|---|
| Permittee as filed | CITY OF SUGAR LAND |
| NPDES ID | TX0101915 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 13, 2020 |
| Expiration date | October 7, 2022 |
| Address | Richmond, TX 77469 |
| Receiving water | RABBS BAYOU DIVVERSION CHANNEL;MIDDLE BAYOU |
| Subwatershed | Rabbs Bayou-Brazos River (HUC 120701040402) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 25Pollutants on file
- 24Under a numeric limit
- 21With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 4 | 40 | 37 | July 31, 2004 | 124% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 37 | 31 | June 30, 2026 | 343% over the limit |
| E. coli | 2 | 15 | 13 | July 31, 2026 | 99,999% over the limit |
| Solids, total suspended | 3 | 19 | 7 | December 31, 2018 | 915% over the limit |
| Chlorine, total residual | 2 | 10 | 6 | October 31, 2019 | 4,100% over the limit |
| pH | 2 | 10 | 3 | December 31, 2019 | |
| BOD, carbonaceous [5 day, 20 C] | 3 | 8 | 2 | December 31, 2018 | 20% over the limit |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | 2 | 8 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas | 2 | 6 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 6 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 4 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 4 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 3 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Whole effluent toxicity - retest #1 | 3 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 3 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 7, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| August 16, 2018 | 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.
Watch this permit
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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 TX0101915 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.