Clean Water Act discharge permit · NPDES TXR1544OL

MOSAIC, Celina, TX: NPDES TXR1544OL discharge permit, effluent exceedances, inspections, penalties

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

MOSAIC, held by Cadence Homes - Mosaic LLC, holds NPDES permit TXR1544OL, which discharges to Doe Branch Seg. 0823d. 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 (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for MOSAIC: its NPDES ID, its permit type and status, its dates, its address in Celina, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1544OL.

Identity

Facility as filed	MOSAIC
Permittee as filed	Cadence Homes - Mosaic LLC
NPDES ID	TXR1544OL
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	September 22, 2023
Expiration date	March 4, 2028
Address	Celina, TX 75078
Receiving water	DOE BRANCH SEG. 0823D
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 TXR1544OL.

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 TXR1544OL.

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, TXR1544OL.

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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 TXR1544OL there.

Nearby on the register

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

The MOSAIC storm water construction permit in Celina, Denton County, Texas (NPDES ID TXR1544OL) is one of 1,007 such permits in Denton County on EPA's NPDES register. Only 0.5% of those 1,007 Denton County storm water construction permits have a violation on file, and this permit has none of the pollutant limit or effluent exceedance records. Among the 220 NPDES permits in the Doe Branch-Little Elm Reservoir subwatershed, this one is also included, and 5.0% of the 1,007 Denton County permits were issued earlier than it.