Clean Water Act discharge permit · NPDES TX0138576
CYPRESS ROSEHILL WWTP, Tomball, TX: NPDES TX0138576 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
CYPRESS ROSEHILL WWTP, held by TOMBALL ISD, holds NPDES permit TX0138576, which discharges to Willow Ck;Spring Ck. EPA’s file records it issued June 12, 2019 and expiring June 12, 2024. 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 | CYPRESS ROSEHILL WWTP |
|---|---|
| Permittee as filed | TOMBALL ISD |
| NPDES ID | TX0138576 |
| 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 | June 12, 2019 |
| Expiration date | June 12, 2024 |
| Address | Tomball, TX 77377 |
| Receiving water | WILLOW CK;SPRING CK |
| Subwatershed | Willow Creek (HUC 120401020210) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 8With a violation of any kind
- 2With 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 | 2 | 28 | 2 | December 31, 2021 | 132% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 40 | 1 | October 31, 2023 | 4% over the limit |
| Solids, total suspended | 3 | 39 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 39 | 0 | ||
| pH | 2 | 26 | 0 | ||
| Chlorine, total residual | 2 | 26 | 0 | ||
| E. coli | 2 | 26 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 13 | 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 |
|---|---|---|
| June 10, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES TX0138576.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES TX0138576.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TX0138576.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 TX0138576 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.