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Clean Water Act discharge permit · NPDES TX0054151

CROSBY MUD WWTP, Crosby, TX: NPDES TX0054151 discharge permit, effluent exceedances, inspections, penalties

CROSBY MUD WWTP, held by CROSBY MUD, holds NPDES permit TX0054151, which discharges to Jackson Bayou; San Jacinto River. EPA’s file records it issued January 2, 2019 and expiring January 2, 2024. 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 filedCROSBY MUD WWTP
Permittee as filedCROSBY MUD
NPDES IDTX0054151
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 2, 2019
Expiration dateJanuary 2, 2024
AddressCrosby, TX 77532
Receiving waterJACKSON BAYOU; SAN JACINTO RIVER
SubwatershedJackson Bayou-San Jacinto River (HUC 120401040704)

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
Flow, in conduit or thru treatment plant65129May 31, 201973% over the limit
Nitrogen, ammonia total [as N]6219January 31, 2026302% over the limit
Enterococci497January 31, 20262,621% over the limit
pH552September 30, 2024
BOD, carbonaceous [5 day, 20 C]641November 30, 20186% over the limit
Arsenic, dry weight550
Chromium, sludge, total, dry weight [as Cr]550
Chlorine, total residual440
Solids, total suspended630
Selenium, dry weight330
Copper, dry weight330
Cadmium, dry weight330
Molybdenum, sludge, total, dry weight [as Mo]330
Zinc, sludge, total, dry weight [as Zn]330
Lead, sludge, total, dry weight [as Pb]330
Nickel, sludge, total, dry weight [as Ni]330
Mercury, sludge, total, dry weight [as Hg]330
Nickel, total [as Ni]220
Level of pathogen requirements achieved220
Description of pathogen option used220
Vector attraction reduction alternative used220
Ann. amt sludge disposed by other method120
Oxygen, dissolved [DO]210
Fecal coliform110
Polychlorinated biphenyls [PCBs]110
Toxicity characteristic leaching procedure110
Annual amt of sludge incinerated110
Annual sludge production, total110
Annual amount of sludge land applied110
Annual amt. sludge disposed surface unit110
Annual amt sludge disposed in landfill110
Annual amt sludge transported interstate110
Unit w/liner/leachate collection system110
Compliance w/part 258 sludge requirement110
Boundary areas110
Salmonella110
Pollutant table from 503.13110
Whole effluent toxicity - retest #1300
Whole effluent toxicity - retest #2300
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia200
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas200
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia200
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas200
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia200
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas200
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia200
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas200
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia200
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas200
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia200
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas200
Annual whole sludge application rate100
LC50 Pass/Fail Static 24Hr Acute D. Pulex100
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas100

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
September 24, 2024Permit 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.

Watch this permit

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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 TX0054151 there.

Nearby on the register

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