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Clean Water Act discharge permit · NPDES TX0027723

COTTONWOOD CREEK WWTP, Frisco, TX: NPDES TX0027723 discharge permit, effluent exceedances, inspections, penalties

COTTONWOOD CREEK WWTP, held by FRISCO, CITY OF, holds NPDES permit TX0027723, which discharges to Cottonwood Branch, Lewisvillw Lake. EPA’s file records it issued October 20, 2011 and expiring October 1, 2016. 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.

Identity

Facility as filedCOTTONWOOD CREEK WWTP
Permittee as filedFRISCO, CITY OF
NPDES IDTX0027723
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedOctober 20, 2011
Expiration dateOctober 1, 2016
AddressFrisco, TX 75034
Receiving waterCOTTONWOOD BRANCH, LEWISVILLW LAKE
SubwatershedCottonwood Branch-Little Elm Reservoir (HUC 120301030905)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Arsenic, dry weight550
Chromium, sludge, total, dry weight [as Cr]550
BOD, 5-day, 20 deg. C330
pH330
Solids, total suspended330
Selenium, dry weight330
Copper, dry weight330
Cadmium, dry weight330
Molybdenum, sludge, total, dry weight [as Mo]330
Zinc, sludge, total, dry weight [as Zn]330
Lead, sludge, total, dry weight [as Pb]330
Nickel, sludge, total, dry weight [as Ni]330
Mercury, sludge, total, dry weight [as Hg]330
Chlorine, total residual230
Polychlorinated biphenyls [PCBs]130
Nickel, total [as Ni]220
Flow, in conduit or thru treatment plant220
Level of pathogen requirements achieved220
Description of pathogen option used220
Vector attraction reduction alternative used220
Fecal coliform120
Toxicity characteristic leaching procedure120
Ann. amt sludge disposed by other method120
Annual amt of sludge incinerated120
Annual sludge production, total120
Annual amount of sludge land applied120
Annual amt. sludge disposed surface unit120
Annual amt sludge disposed in landfill120
Annual amt sludge transported interstate120
Salmonella120
Oxygen, dissolved [DO]110
Unit w/liner/leachate collection system110
Compliance w/part 258 sludge requirement110
Boundary areas110
Pollutant table from 503.13110
E. coli200
Annual whole sludge application rate100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TX0027723.

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 TX0027723.

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, TX0027723.

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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 TX0027723 there.

Nearby on the register

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