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Clean Water Act discharge permit · NPDES TX0057657

INDIAN HILL HARBOR WWTP, Livingston, TX: NPDES TX0057657 discharge permit, effluent exceedances, inspections, penalties

INDIAN HILL HARBOR WWTP, held by UNDINE TEXAS ENVIRONMENTAL LLC, holds NPDES permit TX0057657, which discharges to Lake Livingston Trinity River Basin. EPA’s file records it issued June 29, 2017 and expiring February 1, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedINDIAN HILL HARBOR WWTP
Permittee as filedUNDINE TEXAS ENVIRONMENTAL LLC
NPDES IDTX0057657
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
IssuedJune 29, 2017
Expiration dateFebruary 1, 2022
AddressLivingston, TX 77351
Receiving waterLAKE LIVINGSTON TRINITY RIVER BASIN
Receiving water impaired303(D) Listed
SubwatershedMcGee Creek-Lake Livingston (HUC 120302021104)
SIC4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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
Chlorine, total residual2279April 30, 200630% over the limit
Flow, in conduit or thru treatment plant2505August 31, 2024112% over the limit
Solids, total suspended3295July 31, 2024241% over the limit
E. coli282March 31, 2022315% over the limit
pH3321November 30, 2004
BOD, 5-day, 20 deg. C3291April 30, 201730% over the limit
Oxygen, dissolved [DO]1101October 31, 200525% over the limit
Nitrogen, ammonia total [as N]0390
Arsenic, dry weight5100
Chromium, sludge, total, dry weight [as Cr]5100
Selenium, dry weight360
Copper, dry weight360
Cadmium, dry weight360
Molybdenum, sludge, total, dry weight [as Mo]360
Zinc, sludge, total, dry weight [as Zn]360
Lead, sludge, total, dry weight [as Pb]360
Nickel, sludge, total, dry weight [as Ni]360
Mercury, sludge, total, dry weight [as Hg]360
Nickel, total [as Ni]240
Level of pathogen requirements achieved240
Description of pathogen option used240
Vector attraction reduction alternative used240
Fecal coliform120
Polychlorinated biphenyls [PCBs]120
Toxicity characteristic leaching procedure120
Ann. amt sludge disposed by other method120
Annual amt of sludge incinerated120
Annual sludge production, total120
Annual amount of sludge land applied120
Annual amt. sludge disposed surface unit120
Annual amt sludge disposed in landfill120
Annual amt sludge transported interstate120
Unit w/liner/leachate collection system120
Compliance w/part 258 sludge requirement120
Boundary areas120
Salmonella120
Pollutant table from 503.13120
Annual whole sludge application rate100

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
June 30, 2026Permit Violations - Violation Specified in CommentST6
February 13, 2024Permit Violations - Violation Specified in CommentST6
November 30, 2021Permit Violations - Violation Specified in CommentST6
April 13, 2017Permit 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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Nearby on the register

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

What this page shows

This public-records page covers the NPDES TX0057657 Clean Water Act discharge permit for INDIAN HILL HARBOR WWTP in Livingston, TX, held by UNDINE TEXAS ENVIRONMENTAL LLC, with a permit status of administratively continued and a minor discharger class. The page lists 7 pollutants under a numeric limit and 7 pollutants with an effluent exceedance, with the facility discharging to Lake Livingston in the Trinity River Basin, subwatershed McGee Creek-Lake Livingston (HUC 120302021104).