NPDES TX0020923 · Clean Water Act
LA GRANGE WWTP, La Grange, TX: NPDES TX0020923 discharge permit, effluent exceedances, inspections, penalties
LA GRANGE WWTP, La Grange, Texas: Individual permit TX0020923, held by LA GRANGE, CITY OF; Publicly owned treatment works; Administratively continued; issued February 11, 2020, term to February 11, 2025; discharges to COLORADO RIVER BELOW LA GRANGE.
1 of the 37 pollutants listed for NPDES TX0020923 have no violation or effluent exceedance.
- E. coli: 2 limits, 24 violations of any kind, 20 effluent exceedances, latest November 30, 2025, largest 1,273% over the limit.
- Solids, total suspended: 3 limits, 81 violations of any kind, 15 effluent exceedances, latest June 30, 2018, largest 422% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 25 violations of any kind, 3 effluent exceedances, latest July 31, 2026, largest 35% over the limit.
- BOD, 5-day, 20 deg. C: 3 limits, 71 violations of any kind, 2 effluent exceedances, latest March 31, 2021, largest 92% over the limit.
- pH: 3 limits, 56 violations of any kind, 2 effluent exceedances, latest April 30, 2017.
- Chlorine, total residual: 2 limits, 48 violations of any kind, 2 effluent exceedances, latest February 28, 2018, largest 100% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 44 violations of any kind.
- Arsenic, dry weight: 5 limits, 30 violations of any kind.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 30 violations of any kind.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 19 violations of any kind.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 19 violations of any kind.
- Selenium, dry weight: 3 limits, 18 violations of any kind.
- Copper, dry weight: 3 limits, 18 violations of any kind.
- Cadmium, dry weight: 3 limits, 18 violations of any kind.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 18 violations of any kind.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 18 violations of any kind.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 18 violations of any kind.
- Nickel, total [as Ni]: 2 limits, 12 violations of any kind.
- Level of pathogen requirements achieved: 2 limits, 12 violations of any kind.
- Description of pathogen option used: 2 limits, 12 violations of any kind.
- Vector attraction reduction alternative used: 2 limits, 12 violations of any kind.
- Polychlorinated biphenyls [PCBs]: 1 limit, 8 violations of any kind.
- Annual sludge production, total: 1 limit, 8 violations of any kind.
- Toxicity characteristic leaching procedure: 1 limit, 7 violations of any kind.
- Ann. amt sludge disposed by other method: 1 limit, 7 violations of any kind.
- Annual amt of sludge incinerated: 1 limit, 7 violations of any kind.
- Annual amount of sludge land applied: 1 limit, 7 violations of any kind.
- Annual amt. sludge disposed surface unit: 1 limit, 7 violations of any kind.
- Annual amt sludge disposed in landfill: 1 limit, 7 violations of any kind.
- Annual amt sludge transported interstate: 1 limit, 7 violations of any kind.
- Fecal coliform: 1 limit, 6 violations of any kind.
- Unit w/liner/leachate collection system: 1 limit, 6 violations of any kind.
- Compliance w/part 258 sludge requirement: 1 limit, 6 violations of any kind.
- Boundary areas: 1 limit, 6 violations of any kind.
- Salmonella: 1 limit, 6 violations of any kind.
- Pollutant table from 503.13: 1 limit, 6 violations of any kind.
- Annual whole sludge application rate: 1 limit.
- April 16, 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; 1,307 were issued before TX0020923.
Coverages issued nearest TX0020923
- 2020-01-28: TIDEHAVEN JHS HS WWTP, Elmaton: TX0136280, held by TIDEHAVEN ISD
- 2020-01-28: HARRIS COUNTY MUD 43, Harris County: TX0139220, held by HARRIS COUNTY MUD NO 43
- 2020-01-29: FAIRVIEW MEADOWS WWTP, New Fairview: TX0140775, held by NEW FAIRVIEW MUNICIPAL UTILITY DISTRICT 1
- 2020-02-10: BRADY WWTP, Brady: TX0034312, held by BRADY, CITY OF
- 2020-02-10: CITY OF BIG SPRING WATER RECLAMATION PLANT, Big Spring: TX0047023, held by BIG SPRING, CITY OF
- 2020-02-11: GAZLEY CREEK WWTP, Smithville: TX0022951, held by SMITHVILLE, CITY OF
- 2020-02-11: CITY OF YOAKUM WWTP, Yoakum: TX0026034, held by YOAKUM, CITY OF
- 2020-02-11: AIRPORT WWTP, Galveston: TX0027791, held by GALVESTON, CITY OF
- 2020-02-11: S CENTRL CALHOUN COUNTY WCID 1 WWTP, Port Lavaca: TX0104205, held by SOUTH CENTRAL CALHOUN COUNTY WCID NO.1
- 2020-02-11: KENDALL COUNTY WCID 1 WWTP, Comfort: TX0116742, held by KENDALL COUNTY WCID 1
LA GRANGE WWTP among its neighbors
Its county: 50, 1 major; TX0020923 is minor permit.
Other permits in the county
- ALAMO CONCRETE PRODUCTS PLANT 36, Schulenburg: TXG110083, minor, term to 2021-11-07
- BABYLON LANE WWTP, Schulenburg: TX0024422, minor, term to 2024-09-10
- BALCONES MINERALS, Flatonia: TXR05CD87, minor, term to 2026-08-13
- BS 71E US 77 FM 957, La Grange: TXR1507YA, minor, term to 2028-03-04
- CAMP LONE STAR WWTP, La Grange: TX0082457, minor, term to 2024-11-13
- CITY OF FAYETTEVILLE WWTP, Fayetteville: TX0055077, minor, term to 2021-12-01
- CITY OF FLATONIA WWTP, Flatonia: TX0023183, minor, term to 2024-10-07
- CONTECH CONSTRUCTION PRODUCTS, Schulenburg: TXR05FK92, minor, term to 2026-08-13
- EARL NEEDHAM, Flatonia: TXG310026, minor, term to 2029-01-16
- EAST ARNIM UNIT A, Flatonia: TXG310015, minor, term to 2029-01-16
Identity
| Facility | LA GRANGE WWTP |
|---|---|
| Permittee | LA GRANGE, CITY OF |
| NPDES ID | TX0020923 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 11, 2020 |
| Expires | February 11, 2025 |
| Address | La Grange, TX 78945 |
| Receiving water | COLORADO RIVER BELOW LA GRANGE |
| SIC | 4952 – Sewerage Systems |
NPDES TX0020923: effluent limits and exceedances
LA GRANGE WWTP (NPDES TX0020923): 37 pollutants on file, 37 limited; 36 with a violation of any kind, 6 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| E. coli | 2 | 24 | 20 | November 30, 2025 | 1,273% over the limit |
| Solids, total suspended | 3 | 81 | 15 | June 30, 2018 | 422% over the limit |
| Oxygen, dissolved [DO] | 1 | 25 | 3 | July 31, 2026 | 35% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 71 | 2 | March 31, 2021 | 92% over the limit |
| pH | 3 | 56 | 2 | April 30, 2017 | |
| Chlorine, total residual | 2 | 48 | 2 | February 28, 2018 | 100% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 44 | 0 | ||
| Arsenic, dry weight | 5 | 30 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 30 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 19 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 19 | 0 | ||
| Selenium, dry weight | 3 | 18 | 0 | ||
| Copper, dry weight | 3 | 18 | 0 | ||
| Cadmium, dry weight | 3 | 18 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 18 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 18 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 18 | 0 | ||
| Nickel, total [as Ni] | 2 | 12 | 0 | ||
| Level of pathogen requirements achieved | 2 | 12 | 0 | ||
| Description of pathogen option used | 2 | 12 | 0 | ||
| Vector attraction reduction alternative used | 2 | 12 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 8 | 0 | ||
| Annual sludge production, total | 1 | 8 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 7 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 7 | 0 | ||
| Annual amt of sludge incinerated | 1 | 7 | 0 | ||
| Annual amount of sludge land applied | 1 | 7 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 7 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 7 | 0 | ||
| Annual amt sludge transported interstate | 1 | 7 | 0 | ||
| Fecal coliform | 1 | 6 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 6 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 6 | 0 | ||
| Boundary areas | 1 | 6 | 0 | ||
| Salmonella | 1 | 6 | 0 | ||
| Pollutant table from 503.13 | 1 | 6 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
NPDES TX0020923: inspections, violations and enforcement
NPDES TX0020923: 1 single-event violation
| Date | What EPA recorded | Agency |
|---|---|---|
| April 16, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES TX0020923 (LA GRANGE WWTP): no inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES TX0020923
NPDES TX0020923: one email when its EPA record changes — $99/month.
Permits near NPDES TX0020923
NPDES TX0020923: 37 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.