Clean Water Act discharge permit · NPDES TXR1551TL

TRI COUNTY CONSTRUCTION, Katy, TX: NPDES TXR1551TL discharge permit, effluent exceedances, inspections, penalties

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

TRI COUNTY CONSTRUCTION, held by Tri County Construction And Development LLC, holds NPDES permit TXR1551TL, which discharges to San Geronimo. EPA’s file records it issued January 29, 2025 and expiring March 4, 2028.

TRI COUNTY CONSTRUCTION, Katy, Texas: Coverage under a general permit TXR1551TL, held by Tri County Construction And Development LLC; Construction stormwater; Effective; issued January 29, 2025, term to March 4, 2028; discharges to SAN GERONIMO.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 11,283 were issued before TXR1551TL.

Coverages issued nearest TXR1551TL

January 29, 2025: LONE OAK SUBDIVISION UNIT 1, San Antonio, TXR1540TL, held by SACC, Inc.
January 29, 2025: SYCAMORE HEIGHTS, Spring, TXR1543TL, held by Bfr Woodlands Property Owner, LLC
January 29, 2025: TXDOT-PAR-CSJ 0047-18-088, Sherman, TXR1545TL, held by Indus Road & Bridge, Inc.
January 29, 2025: CR 255 REALIGNMENT, Georgetown, TXR1546TL, held by Williamson County
January 29, 2025: SUNTERRA LAKES DETENTION RESERVES & ST DEDICATION, Brookshire, TXR1547TL, held by Principal Services, Ltd.
January 30, 2025: THE SHOPPES AT BELL BLVD, Cedar Park, TXR1554TL, held by Texas Sparks Constructions LLC
January 30, 2025: TOWNHARBOUR ESTATES - HOME BUILDING, League City, TXR1557TL, held by EHT OF TEXAS LP
January 30, 2025: FREEPORT INDUSTRIAL BUILDING, San Antonio, TXR1558TL, held by Catamount Constructors, Inc.
January 30, 2025: FRIENDSHIP OAKS - UNIT 3, Fredericksburg, TXR1559TL, held by J3 COMPANY, LLC
January 30, 2025: LASER 1, Laredo, TXR1561TL, held by White Ark Enterprises, Inc.

TRI COUNTY CONSTRUCTION among its neighbors

EPA’s permit file holds 113 discharge permits in the Barker Reservoir-Buffalo Bayou subwatershed (HUC 120401040104), TXR1551TL among them. Its county holds 4,455, 195 of them major permits; TXR1551TL is a minor permit.

Other permits in the Barker Reservoir-Buffalo Bayou subwatershed (HUC 120401040104)

66 WATERLINE ALONG KINDER MORGAN CORRIDOR, Katy: TXR1542SS, minor permit, discharging to MASON CREEK, permit term to March 4, 2028
ADDICKS RESERVOIR, Houston: TXR1506XW, minor permit, discharging to BUFFALO BAYOU, permit term to March 4, 2028
ANDRETTI INDOOR KARTING AND GAMES, Katy: TXR15152X, minor permit, discharging to MASON CREEK, permit term to March 4, 2023
BABACAR DIGNE, Katy: TXRNECG75, minor permit, permit term to August 13, 2026
BECK JUNIOR HIGH ADDITIONS AND RENOVATIONS, Katy: TXR1550XP, minor permit, discharging to BUFFALO BAYOU/BARKER RESERVOIR, permit term to March 4, 2028
BING SOUTH APARTMENTS, Katy: TXR1517VA, minor permit, discharging to BUFFALO BAYOU/BARKER RESERVOIR, permit term to March 4, 2028
BING SOUTH APARTMENTS, Katy: TXR1535VA, minor permit, discharging to BUFFALO BAYOU/BARKER RESERVOIR, permit term to March 4, 2028
CASTLEWOOD MUD WWTP, Houston: TX0071625, major permit, discharging to UNNAMED TRIB, MASON CREEK, BUFFALO, permit term to May 1, 2022
CHASE BANK - KATY MARKETPLACE, Katy: TXR1566SP, minor permit, discharging to UNNAMED TRIBUTARY TO MASON CREEK, permit term to March 4, 2028
CIMARRON MUD MS4, Houston: TXR040660, minor permit, discharging to BUFFALO BAYOU, permit term to January 23, 2024

What the register holds for TRI COUNTY CONSTRUCTION: its NPDES ID, its permit type and status, its dates, its address in Katy, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1551TL.

Identity

Facility as filed	TRI COUNTY CONSTRUCTION
Permittee as filed	Tri County Construction And Development LLC
NPDES ID	TXR1551TL
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	January 29, 2025
Expiration date	March 4, 2028
Address	Katy, TX 77493
Receiving water	SAN GERONIMO
Subwatershed	Barker Reservoir-Buffalo Bayou (HUC 120401040104)

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 TXR1551TL.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1551TL.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1551TL.

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 TXR1551TL.

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, TXR1551TL.

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Nearby on the register

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

TRI COUNTY CONSTRUCTION, a Storm Water Construction general permit coverage in Katy, Harris County, Texas, sits among 2,031 storm water construction permits in Harris County on EPA's NPDES register, and only 0.1% of those permits have a violation on file. The permit also falls within a set of 113 NPDES permits in the Barker Reservoir-Buffalo Bayou subwatershed, and it records no pollutants under a numeric limit and no effluent exceedances.