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Clean Water Act discharge permit · NPDES TX0136000

MAGNOLIA RESERVE WWTF, Willis, TX: NPDES TX0136000 discharge permit, effluent exceedances, inspections, penalties

MAGNOLIA RESERVE WWTF, held by QUADVEST LP, holds NPDES permit TX0136000, which discharges to Lake Creek. EPA’s file records it issued November 18, 2019 and expiring November 18, 2024. 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.

Identity

Facility as filedMAGNOLIA RESERVE WWTF
Permittee as filedQUADVEST LP
NPDES IDTX0136000
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
IssuedNovember 18, 2019
Expiration dateNovember 18, 2024
AddressWillis, TX 77318
Receiving waterLAKE CREEK
SubwatershedLandrum Creek-Lake Creek (HUC 120401010307)

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
Phosphorus, total [as P]32020January 31, 2025200% over the limit
Nitrogen, ammonia total [as N]388July 31, 2026267% over the limit
Chlorine, total residual272July 31, 20223,650% over the limit
Arsenic, dry weight580
Chromium, sludge, total, dry weight [as Cr]580
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
Level of pathogen requirements achieved230
Description of pathogen option used230
Vector attraction reduction alternative used230
Nickel, total [as Ni]220
E. coli220
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
Pollutant table from 503.13120
pH310
Fecal coliform110
Unit w/liner/leachate collection system110
Compliance w/part 258 sludge requirement110
Boundary areas110
Salmonella110
Solids, total suspended300
BOD, carbonaceous [5 day, 20 C]300
Flow, in conduit or thru treatment plant200
Oxygen, dissolved [DO]100
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

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0136000.

Inspections

EPA’s inspection file holds no inspection for NPDES TX0136000.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TX0136000.

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 September 15, 2026.

What this page shows

This public-records page covers the NPDES TX0136000 discharge permit held by QUADVEST LP for the MAGNOLIA RESERVE WWTF in Willis, TX, which discharges to LAKE CREEK and is listed as administratively continued. The page lists 39 pollutants on file, 34 of them under a numeric limit, and 3 with an effluent exceedance.