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Clean Water Act discharge permit · NPDES TX0097209

CYPRESSWOOD MHP WWTP, Humble, TX: NPDES TX0097209 discharge permit, effluent exceedances, inspections, penalties

CYPRESSWOOD MHP WWTP, held by CW-MHP, LTD., holds NPDES permit TX0097209, which discharges to Drainage Ditch, Cypress Creek. EPA’s file records it issued October 4, 2018 and expiring October 4, 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 filedCYPRESSWOOD MHP WWTP
Permittee as filedCW-MHP, LTD.
NPDES IDTX0097209
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
IssuedOctober 4, 2018
Expiration dateOctober 4, 2023
AddressHumble, TX 77219
Receiving waterDRAINAGE DITCH, CYPRESS CREEK
SubwatershedTurkey Creek-Cypress Creek (HUC 120401020107)
SIC6515 – Mobile Home Site Operators

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
Solids, total suspended3478January 31, 2016109% over the limit
Nitrogen, ammonia total [as N]3467January 31, 2014390% over the limit
E. coli2524April 30, 2011184% over the limit
Oxygen, dissolved [DO]1141May 31, 2011100% over the limit
BOD, carbonaceous [5 day, 20 C]3420
pH3280
Flow, in conduit or thru treatment plant2260
Chlorine, total residual2260
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
January 29, 2026Permit 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 NPDES permit TX0097209 for the CYPRESSWOOD MHP WWTP in Humble, TX, held by CW-MHP, LTD., which discharges to Drainage Ditch, Cypress Creek within the Turkey Creek-Cypress Creek subwatershed (HUC 120401020107). The permit is listed as administratively continued, with an issue date of October 4, 2018 and an expiration date of October 4, 2023, and the page lists 38 pollutants under a numeric limit and 4 pollutants with an effluent exceedance.