Clean Water Act discharge permit · NPDES TX0136379

MONTGOMERY COUNTY MUD 150 WWTP, Montgomery, TX: NPDES TX0136379 discharge permit, effluent exceedances, inspections, penalties

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

MONTGOMERY COUNTY MUD 150 WWTP, held by MONTGOMERY COUNTY MUD 150, holds NPDES permit TX0136379, which discharges to Unnamed Creek;Stewart Creek;Lake Conroe. EPA’s file records it issued July 13, 2018 and expiring July 13, 2023.

MONTGOMERY COUNTY MUD 150 WWTP, Montgomery, Texas: Individual permit TX0136379, held by MONTGOMERY COUNTY MUD 150; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 13, 2018, term to July 13, 2023; discharges to UNNAMED CREEK;STEWART CREEK;LAKE CONROE.

June 1, 2026: Follow-Up (S).
March 23, 2026: Permit Violations - Violation Specified in Comment (ST6).
March 23, 2026: Focused (S).

Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 820 were issued before TX0136379.

Coverages issued nearest TX0136379

July 12, 2018: WEST WWTP, Cleveland, TX0053473, held by CITY OF CLEVELAND
July 12, 2018: CITY OF PHARR WWTP, Pharr, TX0062219, held by PHARR, CITY OF
July 12, 2018: FOREST HILLS MUD WWTP, Houston, TX0071820, held by FOREST HILLS MUD
July 12, 2018: NORTHWEST HARRIS COUNTY MUD 15 WWTP, Tomball, TX0075795, held by NORTHWEST HARRISCOUNTY MUD 15
July 12, 2018: CITY OF CLARKSVILLE CITY WWTP, City Of Clarksville City, TX0127272, held by CITY OF CLARKSVILLE CITY
July 16, 2018: HARRIS COUNTY MUD 368 WWTP, Tomball, TX0078433, held by HARRIS COUNTY MUD 368
July 18, 2018: VILLAGE CREEK RECLAMATION FACILITY, Arlington, TX0047295, held by FORT WORTH CITY OF
July 19, 2018: CITY OF PASADENA, Pasadena, TX0134813, held by PASADENA, CITY OF
July 26, 2018: HARRIS CO WCID 21 WWTP, Channelview, TX0022756, held by HARRIS COUNTY WCID 21
July 27, 2018: TEXAS NATIONAL MUD, Willis, TX0068659, held by TEXAS NATIONAL MUNICIPAL UTILITY DISTRCIT

MONTGOMERY COUNTY MUD 150 WWTP among its neighbors

EPA’s permit file holds 83 discharge permits in the Mound Creek-Lake Creek subwatershed (HUC 120401010308), TX0136379 among them. Its county holds 1,439, 16 of them major permits; TX0136379 is a minor permit.

Other permits in the Mound Creek-Lake Creek subwatershed (HUC 120401010308)

102 EBNER LAKE DRIVE, Montgomery: TXR1574QK, minor permit, discharging to FISH CREEK, permit term to March 4, 2028
11555 KIRSTENS CT, Montgomery: TXR1595RV, minor permit, discharging to LAKE CREEK, permit term to March 4, 2028
A&M INTERESTS SITE, Conroe: TX0139548, minor permit, discharging to Lake Creek, permit term to July 30, 2025
BERRYKNOLL, Montgomery: TXR1546SX, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
BERRYKNOLL, Montgomery: TXR1560YW, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
CHAPEL LAKES, Montgomery: TXR1596RM, minor permit, discharging to MOUND CREEK 1015A, permit term to March 4, 2028
CHAPEL LAKES - HOME BUILDING, Montgomery: TXR1525WD, minor permit, discharging to MOUND CREEK 1015A, permit term to March 4, 2028
CHAPEL LAKES-SECTION ONE, Montgomery: TXR1584TY, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
CLEARING AND GRUBBING IN TWO STEP FARM PHASE 1C, Montgomery: TXR1560PW, minor permit, discharging to SAN JACINTO RIVER, permit term to March 4, 2028
CLOPTON FARMS, Conroe: TXR1509QT, minor permit, discharging to LAKE CREEK, permit term to March 4, 2028

Identity

Facility as filed	MONTGOMERY COUNTY MUD 150 WWTP
Permittee as filed	MONTGOMERY COUNTY MUD 150
NPDES ID	TX0136379
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Publicly owned treatment works
Issued	July 13, 2018
Expiration date	July 13, 2023
Address	Montgomery, TX 77356
Receiving water	UNNAMED CREEK;STEWART CREEK;LAKE CONROE
Subwatershed	Mound Creek-Lake Creek (HUC 120401010308)
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

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

EPA’s limits and effluent violation files hold no pollutant row for NPDES TX0136379.

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
March 23, 2026	Permit Violations - Violation Specified in Comment	ST6

Inspections

Date	What EPA recorded	Agency
June 1, 2026	Follow-Up	S
March 23, 2026	Focused	S

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 TX0136379.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TX0136379.

Start the watch

How we handle your data → Privacy

Nearby on the register

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

This public-records page covers the Clean Water Act NPDES permit TX0136379 for the MONTGOMERY COUNTY MUD 150 WWTP in Montgomery, TX, held by MONTGOMERY COUNTY MUD 150, with a permit status of Administratively continued and a discharger class of Minor. The listed figures are 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and the permit's issue and expiration dates are July 13, 2018 and July 13, 2023.