Clean Water Act discharge permit · NPDES TX0125300
E MONTGOMERY CNTY MUD 3 WWTP, New Caney, TX: NPDES TX0125300 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 38Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
E MONTGOMERY CNTY MUD 3 WWTP, held by EAST MONTGOMERY COUNTY MUD NO 3, holds NPDES permit TX0125300, which discharges to Dry Creek; Daney Creek. EPA’s file records it issued January 31, 2018 and expiring June 1, 2022.
E MONTGOMERY CNTY MUD 3 WWTP, New Caney, Texas: Individual permit TX0125300, held by EAST MONTGOMERY COUNTY MUD NO 3; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued January 31, 2018, term to June 1, 2022; discharges to DRY CREEK; DANEY CREEK.
- Solids, total suspended: 6 limits, 41 violations of any kind, 35 effluent exceedances, latest July 31, 2023, largest 409% over the limit.
- Nitrogen, ammonia total [as N]: 6 limits, 37 violations of any kind, 31 effluent exceedances, latest January 31, 2023, largest 403% over the limit.
- Flow, in conduit or thru treatment plant: 4 limits, 15 violations of any kind, 9 effluent exceedances, latest January 31, 2021, largest 926% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 6 limits, 8 violations of any kind, 2 effluent exceedances, latest July 31, 2022, largest 5% over the limit.
- E. coli: 4 limits, 9 violations of any kind, 1 effluent exceedance, latest March 31, 2025, largest 1,440% over the limit.
- pH: 3 limits, 6 violations of any kind, 1 effluent exceedance, latest July 31, 2025.
- Chlorine, total residual: 2 limits, 5 violations of any kind, 1 effluent exceedance, latest May 31, 2016, largest 8% over the limit.
- Arsenic, dry weight: 5 limits, 5 violations of any kind, 0 effluent exceedances.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 5 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Annual amt sludge transported interstate: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Nickel, total [as Ni]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Level of pathogen requirements achieved: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Description of pathogen option used: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Vector attraction reduction alternative used: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Ann. amt sludge disposed by other method: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual amt of sludge incinerated: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual sludge production, total: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual amount of sludge land applied: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual amt. sludge disposed surface unit: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Annual amt sludge disposed in landfill: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Fecal coliform: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Polychlorinated biphenyls [PCBs]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Toxicity characteristic leaching procedure: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Unit w/liner/leachate collection system: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Compliance w/part 258 sludge requirement: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Boundary areas: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Salmonella: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Pollutant table from 503.13: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual whole sludge application rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- July 6, 2026: Follow-Up (S).
- March 31, 2025: Permit Violations - Violation Specified in Comment (ST6).
- February 4, 2025: Permit Violations - Violation Specified in Comment (ST6).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 667 were issued before TX0125300.
Coverages issued nearest TX0125300
- January 30, 2018: HARBORLIGHT MARINA AND RESORT WWTP, Hemphill, TX0134929, held by HARBORLIGHT MARINA & RESORT LLC
- January 31, 2018: HARRIS COUNTY MUD 49 WWTP, Houston, TX0074446, held by HARRIS COUNTY MUD 49
- January 31, 2018: HARRIS COUNTY MUD 180, Houston, TX0079529, held by HARRIS COUNTY MUD NO. 180
- January 31, 2018: HARRIS COUNTY MUD 203 WWTP, Houston, TX0084875, held by HOUSTON, CITY OF
- January 31, 2018: HARRIS COUNTY MUD 278 WWTP 1, Houston, TX0097071, held by HARRIS COUNTY MUD 278
- January 31, 2018: CITY OF DILLEY WTP, Dilley, TX0137928, held by DILLEY, CITY OF
- February 5, 2018: HARRIS COUNTY UD 16 WWTP, Houston, TX0091481, held by HARRIS COUNTY UD 16
- February 5, 2018: HARRIS COUNTY MUD 391 WWTP, Houston, TX0124770, held by HARRIS COUNTY MUD 391
- February 8, 2018: CLUTE-RICHWOOD WWTP, Richwood, TX0034436, held by CLUTE, CITY OF
- February 9, 2018: CYPRESS-KLEIN UD WWTP, Houston, TX0046779, held by CYPRESS-KLEIN UTILITY DISTRICT
E MONTGOMERY CNTY MUD 3 WWTP among its neighbors
EPA’s permit file holds 61 discharge permits in the Dry Creek-Caney Creek subwatershed (HUC 120401030105), TX0125300 among them. Its county holds 1,439, 16 of them major permits; TX0125300 is a minor permit.
Other permits in the Dry Creek-Caney Creek subwatershed (HUC 120401030105)
- 59 FRONTAGE ROAD TO SERVE TAVOLA DEVELOPMENT, New Caney: TXR1519OD, minor permit, discharging to PEACH CREEEK, permit term to March 4, 2028
- ASM - NEW CANEY, New Caney: TXR05GQ76, minor permit, permit term to August 13, 2026
- BERTRAND WWTF, Conroe: TX0144061, minor permit, discharging to DRY CRK THENCE TO CANEY CRK, permit term to September 20, 2028
- CANEY CROSSING NORTH, New Caney: TXR1564OS, minor permit, discharging to CANEY CREEK, permit term to March 4, 2028
- CLEARING & GRUBBING OF 37.4 ACRES OF LAND WITHIN EIPN, New Caney: TXR1509SZ, minor permit, discharging to DRY CREEK, permit term to March 4, 2028
- CONROE READY MIX, Conroe: TXG111221, minor permit, discharging to WEST FORK SAN JACINTO RIVER, permit term to November 7, 2021
- CROWN CORK & SEAL, Conroe: TXR05HC98, minor permit, permit term to August 13, 2031
- EAST DRAINAGE CHANNELS PHASE 2 FOR ARTAVIA DEVELOPMENT, Conroe: TXR1568MG, minor permit, discharging to WEST FORK SAN JACINTO RIVER, permit term to March 4, 2028
- EAST INDUSTRIAL PARKWAY PHASE 2, New Caney: TXR1594VT, minor permit, discharging to WHITE OAK CREEK, permit term to March 4, 2028
- EAST MONTGOMERY COUNTY MUD 5, New Caney: TXR15413W, minor permit, discharging to LAKE HOUSTON, permit term to March 4, 2023
Identity
| Facility as filed | E MONTGOMERY CNTY MUD 3 WWTP |
|---|---|
| Permittee as filed | EAST MONTGOMERY COUNTY MUD NO 3 |
| NPDES ID | TX0125300 |
| 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 | January 31, 2018 |
| Expiration date | June 1, 2022 |
| Address | New Caney, TX 77357 |
| Receiving water | DRY CREEK; DANEY CREEK |
| Subwatershed | Dry Creek-Caney Creek (HUC 120401030105) |
Effluent limits and exceedances
- 38Pollutants on file
- 38Under a numeric limit
- 37With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 6 | 41 | 35 | July 31, 2023 | 409% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 37 | 31 | January 31, 2023 | 403% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 15 | 9 | January 31, 2021 | 926% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 6 | 8 | 2 | July 31, 2022 | 5% over the limit |
| E. coli | 4 | 9 | 1 | March 31, 2025 | 1,440% over the limit |
| pH | 3 | 6 | 1 | July 31, 2025 | |
| Chlorine, total residual | 2 | 5 | 1 | May 31, 2016 | 8% over the limit |
| Arsenic, dry weight | 5 | 5 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 5 | 0 | ||
| Selenium, dry weight | 3 | 3 | 0 | ||
| Copper, dry weight | 3 | 3 | 0 | ||
| Cadmium, dry weight | 3 | 3 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 3 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 3 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 3 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 3 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 3 | 0 | ||
| Annual amt sludge transported interstate | 1 | 3 | 0 | ||
| Nickel, total [as Ni] | 2 | 2 | 0 | ||
| Level of pathogen requirements achieved | 2 | 2 | 0 | ||
| Description of pathogen option used | 2 | 2 | 0 | ||
| Vector attraction reduction alternative used | 2 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 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 | ||
| Fecal coliform | 1 | 1 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 1 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 1 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 1 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 1 | 0 | ||
| Boundary areas | 1 | 1 | 0 | ||
| Salmonella | 1 | 1 | 0 | ||
| Pollutant table from 503.13 | 1 | 1 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
Inspections, violations and enforcement
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| February 4, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| July 6, 2026 | Follow-Up | 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 TX0125300.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.