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Clean Water Act discharge permit · NPDES TXR1550OL

BAY CREEK SECTION 1, Baytown, TX: NPDES TXR1550OL discharge permit, effluent exceedances, inspections, penalties

BAY CREEK SECTION 1, held by Castlerock Communities, LLC, holds NPDES permit TXR1550OL, which discharges to Tabbs Bay. EPA’s file records it issued September 22, 2023 and expiring March 4, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for BAY CREEK SECTION 1: its NPDES ID, its permit type and status, its dates, its address in Baytown, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1550OL.

Identity

Facility as filedBAY CREEK SECTION 1
Permittee as filedCastlerock Communities, LLC
NPDES IDTXR1550OL
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 22, 2023
Expiration dateMarch 4, 2028
AddressBaytown, TX 77521
Receiving waterTABBS BAY
SubwatershedEllis Branch-Cedar Bayou (HUC 120402030105)
SIC1521 – Single-Family Housing Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1550OL.

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 TXR1550OL.

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, TXR1550OL.

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  • 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 TXR1550OL there.

Nearby on the register

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

What this page shows

The BAY CREEK SECTION 1 permit is one of 2,031 storm water construction permits in Harris County on EPA's NPDES register, and it sits among 67 NPDES permits in the Ellis Branch-Cedar Bayou subwatershed. Of the 2,031 Harris County storm water construction permits, 0.1% have a violation on file, and this permit has none of the recorded pollutant limit or effluent exceedance entries.