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Clean Water Act discharge permit · NPDES TX0126543

NORTHEAST DISTRICT WWTP, Baytown, TX: NPDES TX0126543 discharge permit, effluent exceedances, inspections, penalties

NORTHEAST DISTRICT WWTP, held by CITY OF BAYTOWN, holds NPDES permit TX0126543, which discharges to Cedar Bayou Tidal. EPA’s file records it issued October 31, 2018 and expiring October 31, 2023. 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 filedNORTHEAST DISTRICT WWTP
Permittee as filedCITY OF BAYTOWN
NPDES IDTX0126543
Permit statusEffective
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedOctober 31, 2018
Expiration dateOctober 31, 2023
AddressBaytown, TX 77521
Receiving waterCEDAR BAYOU TIDAL
Receiving water impaired303(D) Listed
SubwatershedCedar Point Lateral-Cedar Bayou (HUC 120402030106)
Program components on filePOTW, Pretreatment
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
Copper, total [as Cu]32923November 30, 2020110% over the limit
Zinc, total [as Zn]371February 28, 202316% over the limit
BOD, 5-day, 20 deg. C330
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia420
NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia420
NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia420
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia420
LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia420
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia420
Solids, total suspended320
Flow, in conduit or thru treatment plant410
Whole effluent toxicity - retest #1700
Whole effluent toxicity - retest #2700
Arsenic, dry weight500
Chromium, sludge, total, dry weight [as Cr]500
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)400
NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)400
NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)400
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)400
LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)400
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)400
pH300
Selenium, dry weight300
Copper, dry weight300
Cadmium, dry weight300
Molybdenum, sludge, total, dry weight [as Mo]300
Zinc, sludge, total, dry weight [as Zn]300
Lead, sludge, total, dry weight [as Pb]300
Nickel, sludge, total, dry weight [as Ni]300
Mercury, sludge, total, dry weight [as Hg]300
Nickel, total [as Ni]200
Chlorine, total residual200
Enterococci200
Level of pathogen requirements achieved200
Description of pathogen option used200
Vector attraction reduction alternative used200
Oxygen, dissolved [DO]100
Fecal coliform100
Polychlorinated biphenyls [PCBs]100
Toxicity characteristic leaching procedure100
Annual whole sludge application rate100
Ann. amt sludge disposed by other method100
Annual amt of sludge incinerated100
Annual sludge production, total100
Annual amount of sludge land applied100
Annual amt. sludge disposed surface unit100
Annual amt sludge disposed in landfill100
Annual amt sludge transported interstate100
Unit w/liner/leachate collection system100
Compliance w/part 258 sludge requirement100
Boundary areas100
Salmonella100
Pollutant table from 503.13100
LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)100
LC50 Pass/Fail Static 24Hr Acute Menidia menidia100

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
February 4, 2026Permit Violations - Violation Specified in CommentST6
January 24, 2023Wet-weather SSO discharge to waters of the U.S., not permit compliant, no endangermentEP6
March 26, 2022Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6
February 28, 2019Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangermentEP6
March 7, 2017Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangermentEP6

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 TX0126543 there.

Nearby on the register

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

What this page shows

This page covers NPDES permit TX0126543, an individual Major Discharger permit held by CITY OF BAYTOWN for the NORTHEAST DISTRICT WWTP in Baytown, TX, which discharges to CEDAR BAYOU TIDAL within the Cedar Point Lateral-Cedar Bayou subwatershed (HUC 120402030106). The listed figures are 55 for the discharger class and 2 pollutants under a numeric limit, with 2 pollutants showing an effluent exceedance.