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Clean Water Act discharge permit · NPDES TXR05FD22

WALNUT CREEK WASTEWATER TREATMENT FACILITY, Austin, TX: NPDES TXR05FD22 discharge permit, effluent exceedances, inspections, penalties

WALNUT CREEK WASTEWATER TREATMENT FACILITY, held by City of Austin, holds NPDES permit TXR05FD22. EPA’s file records it issued November 1, 2021 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for WALNUT CREEK WASTEWATER TREATMENT FACILITY: its NPDES ID, its permit type and status, its dates, its address in Austin, Texas, and 13 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR05FD22.

Identity

Facility as filedWALNUT CREEK WASTEWATER TREATMENT FACILITY
Permittee as filedCity of Austin
NPDES IDTXR05FD22
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedNovember 1, 2021
Expiration dateAugust 13, 2026
AddressAustin, TX 78724
SubwatershedWalnut Creek-Colorado River (HUC 120902050307)

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
BOD, 5-day, 20 deg. C500
Arsenic, total [as As]500
Barium, total [as Ba]500
Cadmium, total [as Cd]500
Chromium, total [as Cr]500
Copper, total [as Cu]500
Lead, total [as Pb]500
Manganese, total [as Mn]500
Nickel, total [as Ni]500
Silver, total [as Ag]500
Zinc, total [as Zn]500
Selenium, total [as Se]500
Mercury, total [as Hg]500

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TXR05FD22.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR05FD22.

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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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 TXR05FD22 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit TXR05FD22 for the WALNUT CREEK WASTEWATER TREATMENT FACILITY in Austin, Texas, held by City of Austin, with an administratively continued status and a minor discharger class. The register lists 13 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.