Clean Water Act discharge permit · NPDES TXR1587TM

DOE BRANCH, Prosper, TX: NPDES TXR1587TM discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

DOE BRANCH, held by Prosper Gateway LLC, holds NPDES permit TXR1587TM, which discharges to Lewisville Lake. EPA’s file records it issued February 4, 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 DOE BRANCH: its NPDES ID, its permit type and status, its dates, its address in Prosper, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1587TM.

Identity

Facility as filed	DOE BRANCH
Permittee as filed	Prosper Gateway LLC
NPDES ID	TXR1587TM
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	February 4, 2025
Expiration date	March 4, 2028
Address	Prosper, TX 75078
Receiving water	LEWISVILLE LAKE
Subwatershed	Doe Branch-Little Elm Reservoir (HUC 120301030903)

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 TXR1587TM.

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 TXR1587TM.

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, TXR1587TM.

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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 TXR1587TM there.

Nearby on the register

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

The DOE BRANCH storm water construction permit (NPDES ID TXR1587TM), held by Prosper Gateway LLC in Prosper, Denton County, Texas, is one of 1,007 storm water construction permits in Denton County on EPA's NPDES register, this one included. Within the Doe Branch-Little Elm Reservoir subwatershed (HUC 120301030903), it sits among 220 NPDES permits, this one included, and about 0.5% of the county's 1,007 storm water construction permits carry a violation on file, which places it among the many in that group with no such record. Of all 1,007 storm water construction permits in Denton County, 35.0% were issued earlier than this one, which was issued February 4, 2025.