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Clean Water Act discharge permit · NPDES TX0125199

TOWN OF MUSTANG MHP WWTF, Navarro County, TX: NPDES TX0125199 discharge permit, effluent exceedances, inspections, penalties

TOWN OF MUSTANG MHP WWTF, held by MUSTANG, TOWN OF, holds NPDES permit TX0125199, which discharges to Unnamed Trib, Grape Creek, Richland-Chambers Res. EPA’s file records it issued September 28, 2017 and expiring September 1, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedTOWN OF MUSTANG MHP WWTF
Permittee as filedMUSTANG, TOWN OF
NPDES IDTX0125199
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 28, 2017
Expiration dateSeptember 1, 2021
AddressNavarro County, TX 75109
Receiving waterUNNAMED TRIB, GRAPE CREEK, RICHLAND-CHAMBERS RES
SubwatershedGrape Creek-Richland Creek (HUC 120301080403)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended324149October 31, 2018513% over the limit
BOD, 5-day, 20 deg. C322741December 31, 2015420% over the limit
Oxygen, dissolved [DO]18925December 31, 201393% over the limit
Flow, in conduit or thru treatment plant21386November 30, 2011144% over the limit
Chlorine, total residual21354November 30, 2010100% over the limit
pH31392February 29, 2012
Arsenic, dry weight5250
Chromium, sludge, total, dry weight [as Cr]5250
Selenium, dry weight3150
Copper, dry weight3150
Cadmium, dry weight3150
Molybdenum, sludge, total, dry weight [as Mo]3150
Zinc, sludge, total, dry weight [as Zn]3150
Lead, sludge, total, dry weight [as Pb]3150
Nickel, sludge, total, dry weight [as Ni]3150
Mercury, sludge, total, dry weight [as Hg]3150
BOD, carbonaceous [5 day, 20 C]0120
Nickel, total [as Ni]2100
Level of pathogen requirements achieved2100
Description of pathogen option used2100
Vector attraction reduction alternative used2100
Fecal coliform150
Polychlorinated biphenyls [PCBs]150
Toxicity characteristic leaching procedure150
Ann. amt sludge disposed by other method150
Annual amt of sludge incinerated150
Annual sludge production, total150
Annual amount of sludge land applied150
Annual amt. sludge disposed surface unit150
Annual amt sludge disposed in landfill150
Annual amt sludge transported interstate150
Unit w/liner/leachate collection system150
Compliance w/part 258 sludge requirement150
Boundary areas150
Salmonella150
Pollutant table from 503.13150
E. coli220
Annual whole sludge application rate110
Nitrogen, ammonia total [as N]600

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

DateWhat EPA recordedAgency
December 15, 2020Permit Violations - Violation Specified in CommentST6

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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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 TX0125199 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.