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NPDES TXR05EY27 · Clean Water Act

HARRIS COUNTY MUD 157 WWTP, Katy, TX: NPDES TXR05EY27 discharge permit, effluent exceedances, inspections, penalties

HARRIS COUNTY MUD 157 WWTP, Katy, Texas: General permit coverage TXR05EY27, held by Harris County Municipal Utility District 157; Industrial stormwater; Administratively continued; issued August 19, 2021, term to August 13, 2026.

No violation or effluent exceedance is on file for any of the 13 pollutants listed for NPDES TXR05EY27.

  • BOD, 5-day, 20 deg. C: 1 limit.
  • Arsenic, total [as As]: 1 limit.
  • Barium, total [as Ba]: 1 limit.
  • Cadmium, total [as Cd]: 1 limit.
  • Chromium, total [as Cr]: 1 limit.
  • Copper, total [as Cu]: 1 limit.
  • Lead, total [as Pb]: 1 limit.
  • Manganese, total [as Mn]: 1 limit.
  • Nickel, total [as Ni]: 1 limit.
  • Silver, total [as Ag]: 1 limit.
  • Zinc, total [as Zn]: 1 limit.
  • Selenium, total [as Se]: 1 limit.
  • Mercury, total [as Hg]: 1 limit.

Texas holds 8,480 Industrial stormwater coverages of this permit type in EPA’s file; 430 were issued before TXR05EY27.

Coverages issued nearest TXR05EY27

HARRIS COUNTY MUD 157 WWTP among its neighbors

114 discharge permits are in the Langham Creek subwatershed (HUC 120401040201); TXR05EY27 is one. Its county: 4,455, 195 major; TXR05EY27 is minor permit.

Other permits in the Langham Creek subwatershed (HUC 120401040201)

Identity

FacilityHARRIS COUNTY MUD 157 WWTP
PermitteeHarris County Municipal Utility District 157
NPDES IDTXR05EY27
StatusAdministratively continued
TypeGeneral permit coverage
ClassMinor
Facility typeNon-POTW
ProgramIndustrial stormwater
IssuedAugust 19, 2021
ExpiresAugust 13, 2026
AddressKaty, TX 77449
SubwatershedLangham Creek (HUC 120401040201)
SIC4952 – Sewerage Systems

NPDES TXR05EY27: effluent limits and exceedances

HARRIS COUNTY MUD 157 WWTP (NPDES TXR05EY27): 13 pollutants on file, 13 limited; 0 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
BOD, 5-day, 20 deg. C100
Arsenic, total [as As]100
Barium, total [as Ba]100
Cadmium, total [as Cd]100
Chromium, total [as Cr]100
Copper, total [as Cu]100
Lead, total [as Pb]100
Manganese, total [as Mn]100
Nickel, total [as Ni]100
Silver, total [as Ag]100
Zinc, total [as Zn]100
Selenium, total [as Se]100
Mercury, total [as Hg]100

NPDES TXR05EY27: inspections, violations and enforcement

NPDES TXR05EY27 (HARRIS COUNTY MUD 157 WWTP): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES TXR05EY27

NPDES TXR05EY27: 13 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.