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Clean Water Act discharge permit · NPDES TX0136981

TWINWOOD US WWTP NO 1, Simonton, TX: NPDES TX0136981 discharge permit, effluent exceedances, inspections, penalties

TWINWOOD US WWTP NO 1, held by TWINWOOD US INC, holds NPDES permit TX0136981. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for TWINWOOD US WWTP NO 1: its NPDES ID, its permit type and status, its its address in Simonton, Texas. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TX0136981.

Identity

Facility as filedTWINWOOD US WWTP NO 1
Permittee as filedTWINWOOD US INC
NPDES IDTX0136981
Permit statusPending
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
AddressSimonton, TX 77476

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TX0136981.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0136981.

Inspections

EPA’s inspection file holds no inspection for NPDES TX0136981.

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 TX0136981.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TX0136981 there.

TWINWOOD US WWTP NO 1, Simonton, Texas: Individual permit TX0136981, held by TWINWOOD US INC; Pending.

Other permits held by TWINWOOD US INC

TWINWOOD US WWTP NO 1 among its neighbors

Its county holds 1,100, 41 of them major permits; TX0136981 is a permit EPA has not classed major or minor.

Other permits in the county

Nearby on the register

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

What this page shows

The TWINWOOD US WWTP NO 1 permit, held by TWINWOOD US INC for a facility in Simonton, Texas, is one of 85 individual permits in Fort Bend County, and 40.0% of those permits have a violation on file. This permit itself has no pollutants under a numeric limit and no pollutants with an effluent exceedance, both recorded as 0.