NPDES TX0084051 · Clean Water Act
TWINS OAKS MHP WWTP, Huffman, TX: NPDES TX0084051 discharge permit, effluent exceedances, inspections, penalties
TWINS OAKS MHP WWTP, Huffman, Texas: Individual permit TX0084051, held by UTILITIES INVESTMENT COMPANY INC; Administratively continued; issued April 1, 2019, term to March 31, 2024; discharges to HCFCD DITCH; CEDAR BAYOU ABOVE TIDAL.
21 of the 38 pollutants listed for NPDES TX0084051 have no violation or effluent exceedance.
- Oxygen, dissolved [DO]: 1 limit, 21 violations of any kind, 10 effluent exceedances, latest June 30, 2019, largest 68% over the limit.
- BOD, 5-day, 20 deg. C: 3 limits, 37 violations of any kind, 3 effluent exceedances, latest June 30, 2008, largest 35,574% over the limit.
- pH: 3 limits, 24 violations of any kind, 2 effluent exceedances, latest January 31, 2018.
- Solids, total suspended: 3 limits, 34 violations of any kind, 1 effluent exceedance, latest June 30, 2008, largest 22,963% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 23 violations of any kind, 1 effluent exceedance, latest November 30, 2004, largest 2% over the limit.
- Nitrogen, ammonia total [as N]: 3 limits, 36 violations of any kind.
- Chlorine, total residual: 2 limits, 22 violations of any kind.
- E. coli: 2 limits, 2 violations of any kind.
- Polychlorinated biphenyls [PCBs]: 1 limit, 2 violations of any kind.
- Toxicity characteristic leaching procedure: 1 limit, 2 violations of any kind.
- Ann. amt sludge disposed by other method: 1 limit, 2 violations of any kind.
- Annual amt of sludge incinerated: 1 limit, 2 violations of any kind.
- Annual sludge production, total: 1 limit, 2 violations of any kind.
- Annual amount of sludge land applied: 1 limit, 2 violations of any kind.
- Annual amt. sludge disposed surface unit: 1 limit, 2 violations of any kind.
- Annual amt sludge disposed in landfill: 1 limit, 2 violations of any kind.
- Annual amt sludge transported interstate: 1 limit, 2 violations of any kind.
- Arsenic, dry weight: 5 limits.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits.
- Selenium, dry weight: 3 limits.
- Copper, dry weight: 3 limits.
- Cadmium, dry weight: 3 limits.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits.
- Lead, sludge, total, dry weight [as Pb]: 3 limits.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits.
- Nickel, total [as Ni]: 2 limits.
- Level of pathogen requirements achieved: 2 limits.
- Description of pathogen option used: 2 limits.
- Vector attraction reduction alternative used: 2 limits.
- Fecal coliform: 1 limit.
- Annual whole sludge application rate: 1 limit.
- Unit w/liner/leachate collection system: 1 limit.
- Compliance w/part 258 sludge requirement: 1 limit.
- Boundary areas: 1 limit.
- Salmonella: 1 limit.
- Pollutant table from 503.13: 1 limit.
- April 30, 2024: Permit Violations - Violation Specified in Comment (ST6).
Other permits held by UTILITIES INVESTMENT COMPANY INC
- HAMMOND MOUND WWTP, Brookshire: TX0117366, issued 2019-09-10
- BEAUVIEW WWTP, Willis: TX0117374, issued 2017-11-17
- MEADOWCREEK WWTP, College Station: TX0118672, issued 2019-10-04
- RANCHCREST WWTP, Magnolia: TX0119857, issued 2018-10-12
- PLUM GROVE WWTP, Plum Grove: TX0133167, issued 2019-03-08
- SANTE FE WWTP, Plum Grove: TX0138207, issued 2018-10-17
- BLUESTEM WWTP, Brookshire: TX0142654, issued 2022-10-20
- INDIAN SPRINGS WWTF, Crosby: TX0143782, issued 2023-10-20
- FIREFLY WASTEWATER TREATMENT PLANT, Cleveland: TX0143910, issued 2023-07-21
- ESPERANZA WWTF, Needville: TX0144240, issued 2024-02-16
TWINS OAKS MHP WWTP among its neighbors
24 discharge permits are in the Seaberg Reservoir-Cedar Bayou subwatershed (HUC 120402030102); TX0084051 is one. Its county: 4,455, 195 major; TX0084051 is minor permit.
Other permits in the Seaberg Reservoir-Cedar Bayou subwatershed (HUC 120402030102)
- AUSTIN WOOD RECYCLING DAYTON, Dayton: TXR05GU42, minor, term to 2026-08-13
- BENTWOOD ESTATES WWTP, Harris County: TX0091693, minor, term to 2023-11-26
- CBP NO 3, Dayton: TXG113484, minor, term to 2026-11-06
- CEDAR BAYOU WWTP, Houston: TX0103667, major, term to 2022-08-01
- CEDAR BAYOU WWTP, Houston: TXR05FF79, minor, term to 2026-08-13
- CEMEX HUFFMAN READY MIX PLANT, Huffman: TXG112703, minor, term to 2021-11-06
- DAYTON HAULING, Dayton: TXR05GA72, minor, term to 2026-08-13
- EAGLES NEST, Conroe: TXR1504NN, minor, term to 2028-03-04
- ELMAX POWER STATION, Huffman: TX0143154, minor, term to 2028-02-27
- FOREST GREEN, Huffman: TXR1592YE, minor, term to 2028-03-04
Identity
| Facility | TWINS OAKS MHP WWTP |
|---|---|
| Permittee | UTILITIES INVESTMENT COMPANY INC |
| NPDES ID | TX0084051 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | April 1, 2019 |
| Expires | March 31, 2024 |
| Address | Huffman, TX 77336 |
| Receiving water | HCFCD DITCH; CEDAR BAYOU ABOVE TIDAL |
| Subwatershed | Seaberg Reservoir-Cedar Bayou (HUC 120402030102) |
| SIC | 4952 – Sewerage Systems |
NPDES TX0084051: effluent limits and exceedances
TWINS OAKS MHP WWTP (NPDES TX0084051): 38 pollutants on file, 38 limited; 17 with a violation of any kind, 5 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Oxygen, dissolved [DO] | 1 | 21 | 10 | June 30, 2019 | 68% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 37 | 3 | June 30, 2008 | 35,574% over the limit |
| pH | 3 | 24 | 2 | January 31, 2018 | |
| Solids, total suspended | 3 | 34 | 1 | June 30, 2008 | 22,963% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 23 | 1 | November 30, 2004 | 2% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 36 | 0 | ||
| Chlorine, total residual | 2 | 22 | 0 | ||
| E. coli | 2 | 2 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 2 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 2 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 2 | 0 | ||
| Annual amt of sludge incinerated | 1 | 2 | 0 | ||
| Annual sludge production, total | 1 | 2 | 0 | ||
| Annual amount of sludge land applied | 1 | 2 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 2 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 2 | 0 | ||
| Annual amt sludge transported interstate | 1 | 2 | 0 | ||
| Arsenic, dry weight | 5 | 0 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 0 | 0 | ||
| Selenium, dry weight | 3 | 0 | 0 | ||
| Copper, dry weight | 3 | 0 | 0 | ||
| Cadmium, dry weight | 3 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Level of pathogen requirements achieved | 2 | 0 | 0 | ||
| Description of pathogen option used | 2 | 0 | 0 | ||
| Vector attraction reduction alternative used | 2 | 0 | 0 | ||
| Fecal coliform | 1 | 0 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 0 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 0 | 0 | ||
| Boundary areas | 1 | 0 | 0 | ||
| Salmonella | 1 | 0 | 0 | ||
| Pollutant table from 503.13 | 1 | 0 | 0 |
NPDES TX0084051: inspections, violations and enforcement
NPDES TX0084051: 1 single-event violation
| Date | What EPA recorded | Agency |
|---|---|---|
| April 30, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES TX0084051 (TWINS OAKS MHP WWTP): no inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES TX0084051
NPDES TX0084051: one email when its EPA record changes — $99/month.
Permits near NPDES TX0084051
NPDES TX0084051: 38 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.