Clean Water Act discharge permit · NPDES TX0025402
HARRIS COUNTY WCID 70 WWTP, Crosby, TX: NPDES TX0025402 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 38Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
- 2Inspections on file
- 0Formal enforcement actions
HARRIS COUNTY WCID 70 WWTP, held by HARRIS COUNTY WCID 70, holds NPDES permit TX0025402, which discharges to Ditch;Unnamed Trib;Gum Gully;San Jacinto River Tid. EPA’s file records it issued August 8, 2018 and expiring August 8, 2023.
HARRIS COUNTY WCID 70 WWTP, Crosby, Texas: Individual permit TX0025402, held by HARRIS COUNTY WCID 70; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued August 8, 2018, term to August 8, 2023; discharges to DITCH;UNNAMED TRIB;GUM GULLY;SAN JACINTO RIVER TID.
- Flow, in conduit or thru treatment plant: 2 limits, 62 violations of any kind, 34 effluent exceedances, latest June 30, 2026, largest 427% over the limit.
- Nitrogen, ammonia total [as N]: 6 limits, 49 violations of any kind, 13 effluent exceedances, latest August 31, 2015, largest 105% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 14 violations of any kind, 2 effluent exceedances, latest August 31, 2004, largest 65% over the limit.
- E. coli: 2 limits, 8 violations of any kind, 2 effluent exceedances, latest June 30, 2025, largest 97% over the limit.
- Chlorine, total residual: 2 limits, 30 violations of any kind, 1 effluent exceedance, latest January 31, 2013, largest 110% over the limit.
- Solids, total suspended: 3 limits, 42 violations of any kind, 0 effluent exceedances.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 42 violations of any kind, 0 effluent exceedances.
- pH: 3 limits, 30 violations of any kind, 0 effluent exceedances.
- Arsenic, dry weight: 5 limits, 10 violations of any kind, 0 effluent exceedances.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 10 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Polychlorinated biphenyls [PCBs]: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Toxicity characteristic leaching procedure: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Ann. amt sludge disposed by other method: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Annual sludge production, total: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Annual amt. sludge disposed surface unit: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Annual amt sludge disposed in landfill: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Annual amt sludge transported interstate: 1 limit, 5 violations of any kind, 0 effluent exceedances.
- Nickel, total [as Ni]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Level of pathogen requirements achieved: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Description of pathogen option used: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Vector attraction reduction alternative used: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Annual amt of sludge incinerated: 1 limit, 4 violations of any kind, 0 effluent exceedances.
- Annual amount of sludge land applied: 1 limit, 4 violations of any kind, 0 effluent exceedances.
- Compliance w/part 258 sludge requirement: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Fecal coliform: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Unit w/liner/leachate collection system: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Boundary areas: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Salmonella: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Pollutant table from 503.13: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual whole sludge application rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- June 19, 2026: Permit Violations - Violation Specified in Comment (ST6).
- June 19, 2026: Focused (S).
- April 2, 2026: Focused (S).
- December 15, 2025: Permit Violations - Violation Specified in Comment (ST6).
- June 27, 2023: Permit Violations - Violation Specified in Comment (ST6).
- January 17, 2019: Permit Violations - Violation Specified in Comment (ST6).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 831 were issued before TX0025402.
Coverages issued nearest TX0025402
- July 31, 2018: MONTGOMERY COUNTY WCID 1 WWTP, The Woodlands, TX0025399, held by MONTGOMERY COUNTY WCID 1
- July 31, 2018: CITY OF WAXAHACHIE WWTP, Waxahachie, TX0027537, held by WAXAHACHIE CITY OF
- July 31, 2018: NORTHEAST WWTP, Houston, TX0063037, held by CITY OF HOUSTON
- August 7, 2018: CITY OF TOMBALL NORTH WWTP, Tomball, TX0022381, held by CITY OF TOMBALL
- August 8, 2018: HARRIS COUNTY FWSD 47 WWTP, City Of Houston, TX0022462, held by HARRIS COUNTY FWSD 47
- August 8, 2018: ARANSAS PASS WWTP, Aransas Pass, TX0025682, held by ARANSAS PASS, CITY OF
- August 8, 2018: OAK ISLAND WWTP, Anahuac, TX0054917, held by TRINITY BAY CONSERVATION DISTRICT
- August 8, 2018: TAYLOR LANDING WWTP, Jefferson County, TX0058572, held by CITY OF TAYLOR LANDING
- August 8, 2018: BIG SPRING WATER RECLAMATION PLANT, Big Spring, TX0131857, held by COLORADO RIVER MUD WATER DISTRICT
- August 13, 2018: LAKEVIEW REGIONAL WATER RECLAMATION PLANT, Lewisville, TX0020354, held by UPPER TRINITY REGIONAL WATER DISTRICT
HARRIS COUNTY WCID 70 WWTP among its neighbors
Its county holds 4,455, 195 of them major permits; TX0025402 is a minor permit.
Other permits in the county
- 019-HOU3-22 HOUSTON CONCRETE SILOS, Houston: TXR1594NZ, minor permit, discharging to HOUSTON SHIP CHANNEL/BUFFALO BAYOU TIDAL, permit term to March 4, 2028
- 04868-1000 TOMBALL SAMS CLUB, Tomball: TXR1507VM, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
- 04868-1000 TOMBALL SAMS CLUB, Tomball: TXR1563VQ, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
- 10 055SF SHELL, Katy: TXR1598RM, minor permit, discharging to SOUTH MAYDE CREEK, permit term to March 4, 2028
- 10.1 ACRES ATASCOCITA RD, Humble: TXR1501OH, minor permit, discharging to GARNERS BAYOU, permit term to March 4, 2028
- 105 FARISH CIRCLE, Houston: TXR1583PJ, minor permit, discharging to BUFFALO BAYOU TIDAL, permit term to March 4, 2028
- 10910 GLEN HOLLOW, Houston: TXR1588SI, minor permit, discharging to SIMS BAYOU ABOVE TIDAL, permit term to March 4, 2028
- 1105 DEMOLITION, Houston: TXR1588SX, minor permit, discharging to RUMMEL CREEK, permit term to March 4, 2028
- 1111 FANNIN, Houston: TXR1556LZ, minor permit, permit term to March 4, 2028
- 11116 BELLAIRE BLVD, Houston: TXR1516PK, minor permit, discharging to BRAYS BAYOU ABOVE TIDAL, permit term to March 4, 2028
Identity
| Facility as filed | HARRIS COUNTY WCID 70 WWTP |
|---|---|
| Permittee as filed | HARRIS COUNTY WCID 70 |
| NPDES ID | TX0025402 |
| 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 8, 2018 |
| Expiration date | August 8, 2023 |
| Address | Crosby, TX 77532 |
| Receiving water | DITCH;UNNAMED TRIB;GUM GULLY;SAN JACINTO RIVER TID |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 38Pollutants on file
- 38Under a numeric limit
- 37With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 2 | 62 | 34 | June 30, 2026 | 427% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 49 | 13 | August 31, 2015 | 105% over the limit |
| Oxygen, dissolved [DO] | 1 | 14 | 2 | August 31, 2004 | 65% over the limit |
| E. coli | 2 | 8 | 2 | June 30, 2025 | 97% over the limit |
| Chlorine, total residual | 2 | 30 | 1 | January 31, 2013 | 110% over the limit |
| Solids, total suspended | 3 | 42 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 42 | 0 | ||
| pH | 3 | 30 | 0 | ||
| Arsenic, dry weight | 5 | 10 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 10 | 0 | ||
| Selenium, dry weight | 3 | 6 | 0 | ||
| Copper, dry weight | 3 | 6 | 0 | ||
| Cadmium, dry weight | 3 | 6 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 6 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 6 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 6 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 6 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 6 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 5 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 5 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 5 | 0 | ||
| Annual sludge production, total | 1 | 5 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 5 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 5 | 0 | ||
| Annual amt sludge transported interstate | 1 | 5 | 0 | ||
| Nickel, total [as Ni] | 2 | 4 | 0 | ||
| Level of pathogen requirements achieved | 2 | 4 | 0 | ||
| Description of pathogen option used | 2 | 4 | 0 | ||
| Vector attraction reduction alternative used | 2 | 4 | 0 | ||
| Annual amt of sludge incinerated | 1 | 4 | 0 | ||
| Annual amount of sludge land applied | 1 | 4 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 3 | 0 | ||
| Fecal coliform | 1 | 2 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 2 | 0 | ||
| Boundary areas | 1 | 2 | 0 | ||
| Salmonella | 1 | 2 | 0 | ||
| Pollutant table from 503.13 | 1 | 2 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
Inspections, violations and enforcement
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 19, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| December 15, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| June 27, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| January 17, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| June 19, 2026 | Focused | S |
| April 2, 2026 | Focused | S |
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 TX0025402.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.