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Clean Water Act discharge permit · NPDES TXR1594TY

HIGH TOWER BUSINESS PARK, Houston, TX: NPDES TXR1594TY discharge permit, effluent exceedances, inspections, penalties

HIGH TOWER BUSINESS PARK, held by Sonora SWQM Co., holds NPDES permit TXR1594TY, which discharges to Clear Creek Above Tidal. EPA’s file records it issued March 17, 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 HIGH TOWER BUSINESS PARK: its NPDES ID, its permit type and status, its dates, its address in Houston, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1594TY.

Identity

Facility as filedHIGH TOWER BUSINESS PARK
Permittee as filedSonora SWQM Co.
NPDES IDTXR1594TY
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 17, 2025
Expiration dateMarch 4, 2028
AddressHouston, TX 77053
Receiving waterCLEAR CREEK ABOVE TIDAL
Receiving water impaired303(D) Listed
SubwatershedClear Creek-Frontal Galveston Bay (HUC 120402040100)

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 TXR1594TY.

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 TXR1594TY.

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, TXR1594TY.

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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 TXR1594TY there.

Nearby on the register

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

What this page shows

The HIGH TOWER BUSINESS PARK storm water construction permit (TXR1594TY) is one of 716 such permits in Fort Bend County, and 0.4% of those carry a violation on file. Among the 560 NPDES permits in the Clear Creek-Frontal Galveston Bay subwatershed, this one has no pollutant with a numeric limit and no pollutant with an effluent exceedance.