Clean Water Act discharge permit · NPDES TXR1535SN

MOMENTUM BUSINESS PARK, Porter, TX: NPDES TXR1535SN discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
1Formal enforcement actions

MOMENTUM BUSINESS PARK, held by Momentum Business Park Holdings LLC, holds NPDES permit TXR1535SN, which discharges to West Fork San Jacinto River. EPA’s file records it issued October 23, 2024 and expiring March 4, 2028.

MOMENTUM BUSINESS PARK, Porter, Texas: Coverage under a general permit TXR1535SN, held by Momentum Business Park Holdings LLC; Construction stormwater; Effective; issued October 23, 2024, term to March 4, 2028; discharges to WEST FORK SAN JACINTO RIVER.

April 7, 2026: State CWA Penalty AO (State), $3,749 state or local penalty.
March 24, 2025: Permit Violations - Violation Specified in Comment (ST6).

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 9,781 were issued before TXR1535SN.

Coverages issued nearest TXR1535SN

October 23, 2024: IRONHORSE, Wolfforth, TXR1529SN, held by Tim Green Homes, Inc.
October 23, 2024: SUNTERRA, Katy, TXR1530SN, held by Brightland Homes, Ltd.
October 23, 2024: CALDWELL LAKES - HOME BUILDING, Dallas, TXR1531SN, held by Lennar Homes of Texas Land and Construction, Ltd.
October 23, 2024: BEAR RIDGE DEVELOPMENT, Burleson, TXR1533SN, held by Eagle Mountain Enterprises LLC
October 23, 2024: SINTON RANCH, Sinton, TXR1534SN, held by Lennar Homes of Texas Land and Construction, Ltd.
October 23, 2024: LILLYBROOKE AT LEGACY HILLS, Celina, TXR1536SN, held by M/I Homes Of Dfw, LLC
October 23, 2024: THE PRESERVE, Waco, TXR1537SN, held by Aussie Lane Construction Inc
October 23, 2024: TXDOT BRAZORIA CSJ 0847-06-012, Angleton, TXR1539SN, held by Brice Construction And Design LLC
October 23, 2024: WISE TOPSOIL AND GRAVEL, Liberty Hill, TXR1540SN, held by Stoney River Ranch, LLC
October 23, 2024: DEWBERRY HILLS, Brookshire, TXR1541SN, held by Hurtado Construction Company

MOMENTUM BUSINESS PARK among its neighbors

EPA’s permit file holds 58 discharge permits in the Orange Branch-East Fork San Jacinto River subwatershed (HUC 120401030402), TXR1535SN among them. Its county holds 1,439, 16 of them major permits; TXR1535SN is a minor permit.

Other permits in the Orange Branch-East Fork San Jacinto River subwatershed (HUC 120401030402)

1485 SCRAP METAL, New Caney: TXR05GU75, minor permit, permit term to August 13, 2026
28510 TALLOW ROCK LANE, Huffman: TXR1540OD, minor permit, discharging to LAKE HOUSTON, permit term to March 4, 2028
CAMINO REAL EASEMENT REPAIRS, Plum Grove: TXR1578MG, minor permit, discharging to LUCE BAYOU, permit term to March 4, 2028
CAMINO REAL WWTP, City Of Cleveland: TX0136921, minor permit, discharging to MAPLE BRANCH, permit term to July 1, 2020
CLEARING & GRUBBING PHASE 3 PLUM CREEK MANAGEMENT, New Caney: TXR1581YU, minor permit, discharging to EAST FORK SAN JACINTO RIVER, permit term to March 4, 2028
CLEVELAND US 59 0177-03-096, Cleveland: TXR1556OC, minor permit, discharging to EAST FORK SAN JACINTO RIVER, permit term to March 4, 2028
COLONY RIDGE PUGMILL 2, Cleveland: TXR1537PH, minor permit, discharging to ORANGE BRANCH, permit term to March 4, 2028
DETENTION POND F TO SERVE SANTA FE SEC 13 & 14, Cleveland: TXR05GS07, minor permit, permit term to August 13, 2026
DETENTION POND F TO SERVE SANTA FE SEC 13 & 14, Cleveland: TXR1576UC, minor permit, discharging to ORANGE BRANCH, permit term to March 4, 2028
EVERGREEN FOREST WWTP, New Caney: TX0149527, not classed

Identity

Facility as filed	MOMENTUM BUSINESS PARK
Permittee as filed	Momentum Business Park Holdings LLC
NPDES ID	TXR1535SN
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	October 23, 2024
Expiration date	March 4, 2028
Address	Porter, TX 77365
Receiving water	WEST FORK SAN JACINTO RIVER
Subwatershed	Orange Branch-East Fork San Jacinto River (HUC 120401030402)

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 TXR1535SN.

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
March 24, 2025	Permit Violations - Violation Specified in Comment	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1535SN.

Formal enforcement and penalties

1 formal actions, 1 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.

Date	What EPA recorded	Agency	Federal penalty	State or local penalty
April 7, 2026	State CWA Penalty AO	State		$3,749

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TXR1535SN.

Watch this permit

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Nearby on the register

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

This EPA public-records page covers the NPDES TXR1535SN discharge permit held by Momentum Business Park Holdings LLC for MOMENTUM BUSINESS PARK in Porter, TX, a Minor discharger under the construction stormwater program with an Effective permit status, issued October 23, 2024 and expiring March 4, 2028. The page lists 0 pollutants on file, 0 under a numeric limit, 0 with a violation of any kind, and 0 with an effluent exceedance, and it names West Fork San Jacinto River as the receiving water.