Clean Water Act discharge permit · NPDES TXR1596TZ
FLAT CREEK SUBDIVISION UNITS 1 2 AND COLLECTOR, Castroville, TX: NPDES TXR1596TZ discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
FLAT CREEK SUBDIVISION UNITS 1 2 AND COLLECTOR, held by DNT Construction, LLC, holds NPDES permit TXR1596TZ, which discharges to Flat Creek. EPA’s file records it issued March 20, 2025 and expiring March 4, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for FLAT CREEK SUBDIVISION UNITS 1 2 AND COLLECTOR: its NPDES ID, its permit type and status, its dates, its address in Castroville, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1596TZ.
Identity
| Facility as filed | FLAT CREEK SUBDIVISION UNITS 1 2 AND COLLECTOR |
|---|---|
| Permittee as filed | DNT Construction, LLC |
| NPDES ID | TXR1596TZ |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | March 20, 2025 |
| Expiration date | March 4, 2028 |
| Address | Castroville, TX 78009 |
| Receiving water | FLAT CREEK |
| Subwatershed | Upper San Geronimo Creek (HUC 121003020306) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1596TZ.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1596TZ.
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, TXR1596TZ.
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- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
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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 TXR1596TZ there.
Nearby on the register
- Discharge permits in Castroville
- Every permit record in Castroville, A to Z
- Discharge permits in Texas
- Every permit record in Texas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.