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Clean Water Act discharge permit · NPDES TXR1570TS

BOARDWALK DISTRICT TRAILS PHASE 3, Katy, TX: NPDES TXR1570TS discharge permit, effluent exceedances, inspections, penalties

BOARDWALK DISTRICT TRAILS PHASE 3, held by AAA Asphalt Paving, Inc., holds NPDES permit TXR1570TS, which discharges to Buffalo Bayou/Barker Reservoir. EPA’s file records it issued February 24, 2025 and expiring March 4, 2028. 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 BOARDWALK DISTRICT TRAILS PHASE 3: 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 TXR1570TS.

Identity

Facility as filedBOARDWALK DISTRICT TRAILS PHASE 3
Permittee as filedAAA Asphalt Paving, Inc.
NPDES IDTXR1570TS
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedFebruary 24, 2025
Expiration dateMarch 4, 2028
AddressKaty, TX 77494
Receiving waterBUFFALO BAYOU/BARKER RESERVOIR
SubwatershedLittle Prong-Buffalo Bayou (HUC 120401040103)

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 TXR1570TS.

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 TXR1570TS.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

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

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, TXR1570TS.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 TXR1570TS there.

Nearby on the register

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

What this page shows

The BOARDWALK DISTRICT TRAILS PHASE 3 storm water construction permit in Katy, Harris County, Texas, is one of 2,031 such permits in Harris County and one of 72 NPDES permits in the Little Prong-Buffalo Bayou subwatershed. It has no pollutants under a numeric limit and no pollutants with an effluent exceedance on file.