Clean Water Act discharge permit · NPDES TX0136468

DOWDELL PUD WWTP 2, Harris County, TX: NPDES TX0136468 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

DOWDELL PUD WWTP 2, held by DOWDELL PUD, holds NPDES permit TX0136468, which discharges to Pond,Pipe,Hcfcd Ditch,Willow Creek, Spring Creek. EPA’s file records it issued November 28, 2017 and expiring March 1, 2020.

DOWDELL PUD WWTP 2, Harris County, Texas: Individual permit TX0136468, held by DOWDELL PUD; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued November 28, 2017, term to March 1, 2020; discharges to POND,PIPE,HCFCD DITCH,WILLOW CREEK, SPRING CREEK.

Nitrogen, ammonia total [as N]: 0 limits, 3 violations of any kind, 3 effluent exceedances, latest June 30, 2024, largest 115% over the limit.
pH: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest December 31, 2025.

Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 616 were issued before TX0136468. DOWDELL PUD holds 2 permits in Texas.

Other permits held by DOWDELL PUD

DOWDELL PUD WWTP, Houston: TX0026255, issued March 29, 2018

Coverages issued nearest TX0136468

November 20, 2017: WEST UNIVERSITY PLACE WWTP, Houston, TX0023841, held by CITY OF WEST UNIVERSITY PLACE
November 20, 2017: CITY OF COLDSPRING WWTP, Coldspring, TX0117765, held by CITY OF COLDSPRING
November 20, 2017: CEDRIC SMITH ELEMENTARY SCHOOL WWTP, Magnolia, TX0119598, held by MAGNOLIA ISD
November 28, 2017: TROPHY CLUB MUD 1, Roanoke, TX0055735
November 28, 2017: HARRIS COUNTY MUD 122 WWTP, Missouri City, TX0084484, held by HARRIS COUNTY MUD 122
December 11, 2017: MONTGOMERY COUNTY MUD 24 WWTF, Montgomery County, TX0071412, held by MONTGOMERY COUNTY MUD 24
December 11, 2017: NOTTINGHAM COUNTRY MUD WWTP, Katy, TX0089346, held by NOTTINGHAM COUNTRY MUD
December 11, 2017: HARRIS COUNTY MUD 191 WWTP, Houston, TX0090476, held by HARRIS COUNTY MUD 191
December 13, 2017: CITY OF WOODBRANCH VILLAGE WWTP, New Caney, TX0077241, held by CITY OF WOODBRANCH VILLAGE
December 13, 2017: NORTH GREEN MUD WWTP, Houston, TX0083381, held by NORTH GREEN MUD

DOWDELL PUD WWTP 2 among its neighbors

EPA’s permit file holds 137 discharge permits in the Willow Creek subwatershed (HUC 120401020210), TX0136468 among them. Its county holds 4,455, 195 of them major permits; TX0136468 is a minor permit.

Other permits in the Willow Creek subwatershed (HUC 120401020210)

04868-1000 TOMBALL SAMS CLUB, Tomball: TXR1507VM, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
04868-1000 TOMBALL SAMS CLUB, Tomball: TXR1563VQ, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
501 MAPLE RIDGE WWTP, Houston: TX0127850, minor permit, discharging to DETENTION POND, WILLOW CREEK, SPRIN, permit term to March 1, 2010
A-K 133 HWY 249-GRAND PKWY, Tomball: TXR1526RN, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
AMAZONCOM SERVICES DHX4, Spring: TXR05EZ42, minor permit, permit term to August 13, 2026
AME TELGE BUSINESS PARK, Tomball: TXR1568PM, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
AME TELGE BUSINESS PARK PHASE II, Tomball: TXR1515WZ, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
AMIRA SEC 23, Tomball: TXR1503OP, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028
AMIRA SECTION 22, Tomball: TXR1595OI, minor permit, discharging to TRIBUTARY OF LITTLE CYPRESS CREEK, permit term to March 4, 2028
ASM - TOMBALL, Tomball: TXR1554XZ, minor permit, discharging to WILLOW CREEK, permit term to March 4, 2028

Identity

Facility as filed	DOWDELL PUD WWTP 2
Permittee as filed	DOWDELL PUD
NPDES ID	TX0136468
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	November 28, 2017
Expiration date	March 1, 2020
Address	Harris County, TX 77379
Receiving water	POND,PIPE,HCFCD DITCH,WILLOW CREEK, SPRING CREEK
Subwatershed	Willow Creek (HUC 120401020210)

Effluent limits and exceedances

2Pollutants on file
0Under a numeric limit
2With a violation of any kind
2With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, ammonia total [as N]	0	3	3	June 30, 2024	115% over the limit
pH	0	1	1	December 31, 2025

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0136468.

Inspections

EPA’s inspection file holds no inspection for NPDES TX0136468.

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 TX0136468.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act discharge permit NPDES TX0136468 held by DOWDELL PUD for DOWDELL PUD WWTP 2 in Harris County, TX, with the permit administratively continued and classed as a minor discharger. The page lists 2 pollutants on file, 0 under a numeric limit, and 2 with an effluent exceedance, with the permit issued November 28, 2017 and expiring March 1, 2020.