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Clean Water Act discharge permit · NPDES TXR1591JR

MATHIS SUBSTATION CONSTRUCTION PROJECT, Mathis, TX: NPDES TXR1591JR discharge permit, effluent exceedances, inspections, penalties

MATHIS SUBSTATION CONSTRUCTION PROJECT, held by AEP Texas Inc., holds NPDES permit TXR1591JR, which discharges to Jack Green Hollow. EPA’s file records it issued July 1, 2022 and expiring March 4, 2023.

MATHIS SUBSTATION CONSTRUCTION PROJECT, Mathis, Texas: Coverage under a general permit TXR1591JR, held by AEP Texas Inc.; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued July 1, 2022, term to March 4, 2023; discharges to JACK GREEN HOLLOW.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 730 were issued before TXR1591JR. AEP Texas Inc. holds 50 permits in Texas.

Other permits held by AEP Texas Inc.

Coverages issued nearest TXR1591JR

MATHIS SUBSTATION CONSTRUCTION PROJECT among its neighbors

EPA’s permit file holds 6 discharge permits in the Beldon Hollow-Lake Corpus Christi subwatershed (HUC 121101110603), TXR1591JR among them. Its county holds 119, 6 of them major permits; TXR1591JR is a minor permit.

Other permits in the Beldon Hollow-Lake Corpus Christi subwatershed (HUC 121101110603)

What the register holds for MATHIS SUBSTATION CONSTRUCTION PROJECT: its NPDES ID, its permit type and status, its dates, its address in Mathis, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1591JR.

Identity

Facility as filedMATHIS SUBSTATION CONSTRUCTION PROJECT
Permittee as filedAEP Texas Inc.
NPDES IDTXR1591JR
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 1, 2022
Expiration dateMarch 4, 2023
AddressMathis, TX 78370
Receiving waterJACK GREEN HOLLOW
SubwatershedBeldon Hollow-Lake Corpus Christi (HUC 121101110603)
SIC4911 – Electric Services

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1591JR.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1591JR.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1591JR.

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 TXR1591JR.

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, TXR1591JR.

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Nearby on the register

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

What this page shows

The MATHIS SUBSTATION CONSTRUCTION PROJECT is one of 58 storm water construction permits on EPA's NPDES register in San Patricio County. It is the only one of those 58 permits with an earlier issue date than this permit, a figure of 0.0%. The permit is also one of 6 NPDES permits in the Beldon Hollow-Lake Corpus Christi subwatershed.