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Clean Water Act discharge permit · NPDES TXR040949

MONTGOMERY COUNTY MUD 19 MS4, Houston, TX: NPDES TXR040949 discharge permit, effluent exceedances, inspections, penalties

MONTGOMERY COUNTY MUD 19 MS4, held by Montgomery County MUD 19, holds NPDES permit TXR040949. EPA’s file records it issued July 10, 2026 and expiring August 14, 2029.

MONTGOMERY COUNTY MUD 19 MS4, Houston, Texas: Coverage under a general permit TXR040949, held by Montgomery County MUD 19; Effective; issued July 10, 2026, term to August 14, 2029, by TCEQ.

MONTGOMERY COUNTY MUD 19 MS4 among its neighbors

EPA’s permit file holds 67 discharge permits in the Panther Branch-Spring Creek subwatershed (HUC 120401020212), TXR040949 among them. Its county holds 1,439, 16 of them major permits; TXR040949 is a minor permit.

Other permits in the Panther Branch-Spring Creek subwatershed (HUC 120401020212)

  • 1725 HUGHES LANDING EAST EXTERIOR RENOVATION, The Woodlands: TXR1503WD, minor permit, discharging to LOWER PANTHER BRANCH, permit term to March 4, 2028
  • ALAN PHELPS DETENTION POND, Spring: TXR1530YV, minor permit, discharging to SPRING CREEK, permit term to March 4, 2028
  • ANCHOR HEALTH HOUSTON, Spring: TXR1549YB, minor permit, discharging to SPRING CREEK, permit term to March 4, 2028
  • AUDUBON HERON RUN PH 1, Pinehurst: TXR1579OX, minor permit, discharging to MILL CREEK, permit term to March 4, 2028
  • AUDUBON HERON RUN PHASE 4, Magnolia: TXR1524WC, minor permit, discharging to MILL CREEK, permit term to March 4, 2028
  • BAHR WWTP, The Woodlands: TX0145769, not classed
  • BRANTLEY RESIDENCE, Montogomery: TXR1582US, minor permit, discharging to LAKE CREEK, permit term to March 4, 2028
  • CATHEDRAL SHORES DRIVE EXT, Spring: TXR1529MA, minor permit, discharging to SPRING CREEK, permit term to March 4, 2028
  • CEDARSTONE WWTP, Woodland Lake: TX0090000, minor permit, discharging to SW DITCH/UNNM TRIB PANTHER BR/PANTH, permit term to March 1, 2018
  • COLTON SECTION 6, Magnolia: TXR1505VK, minor permit, discharging to MILL CREEK, permit term to March 4, 2028

What the register holds for MONTGOMERY COUNTY MUD 19 MS4: its NPDES ID, its permit type and status, its dates, its address in Houston, Texas. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR040949.

Identity

Facility as filedMONTGOMERY COUNTY MUD 19 MS4
Permittee as filedMontgomery County MUD 19
NPDES IDTXR040949
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 10, 2026
Expiration dateAugust 14, 2029
Issuing agencyTCEQ
AddressHouston, TX 77019
SubwatershedPanther Branch-Spring Creek (HUC 120401020212)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR040949.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR040949.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR040949.

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 TXR040949.

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, TXR040949.

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Nearby on the register

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

What this page shows

The MONTGOMERY COUNTY MUD 19 MS4 general permit coverage sits among 43 general permit coverages in Montgomery County, of which 86.0% were issued earlier than this one, and it is one of 67 NPDES permits in the Panther Branch-Spring Creek subwatershed. It is also one of 46 general permit coverages on the register in Montgomery County, where 30.4% of that group carry a violation on file, while this permit itself shows zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.