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Clean Water Act discharge permit · NPDES TX0093696

HIDDEN COVE PARK WWTP, Frisco, TX: NPDES TX0093696 discharge permit, effluent exceedances, inspections, penalties

HIDDEN COVE PARK WWTP, held by MARINE QUEST-HIDDEN COVE, L.P., holds NPDES permit TX0093696, which discharges to Lewisville Lake. EPA’s file records it issued March 30, 2017 and expiring October 1, 2021. 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.

Identity

Facility as filedHIDDEN COVE PARK WWTP
Permittee as filedMARINE QUEST-HIDDEN COVE, L.P.
NPDES IDTX0093696
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 30, 2017
Expiration dateOctober 1, 2021
AddressFrisco, TX 75034
Receiving waterLEWISVILLE LAKE
SubwatershedCottonwood Branch-Little Elm Reservoir (HUC 120301030905)
SIC7033 – Trailer Parks And Campsites

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

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
BOD, 5-day, 20 deg. C313221February 28, 201799,999% over the limit
Solids, total suspended312918October 31, 2020867% over the limit
Chlorine, total residual28915July 31, 201476% over the limit
E. coli2344September 30, 201799,999% over the limit
Flow, in conduit or thru treatment plant2762December 31, 20061,269% over the limit
pH3810
Oxygen, dissolved [DO]1370
Chromium, sludge, total, dry weight [as Cr]5230
Arsenic, dry weight5200
Lead, sludge, total, dry weight [as Pb]3150
Nickel, sludge, total, dry weight [as Ni]3150
Mercury, sludge, total, dry weight [as Hg]3150
Selenium, dry weight3120
Copper, dry weight3120
Cadmium, dry weight3120
Molybdenum, sludge, total, dry weight [as Mo]3120
Zinc, sludge, total, dry weight [as Zn]3120
Level of pathogen requirements achieved290
Description of pathogen option used290
Nickel, total [as Ni]280
Vector attraction reduction alternative used280
Polychlorinated biphenyls [PCBs]180
Toxicity characteristic leaching procedure180
Annual amount of sludge land applied160
Ann. amt sludge disposed by other method150
Annual amt of sludge incinerated150
Annual sludge production, total150
Annual amt. sludge disposed surface unit150
Annual amt sludge disposed in landfill150
Annual amt sludge transported interstate150
Compliance w/part 258 sludge requirement150
Pollutant table from 503.13150
Fecal coliform140
Unit w/liner/leachate collection system140
Boundary areas140
Salmonella140
Annual whole sludge application rate100

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

DateWhat EPA recordedAgency
July 19, 2023Permit Violations - Violation Specified in CommentST6
June 14, 2018Permit Violations - Violation Specified in CommentST6

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.

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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES TX0093696 for the HIDDEN COVE PARK WWTP in Frisco, TX, held by MARINE QUEST-HIDDEN COVE, L.P., which discharges to Lewisville Lake and is listed as administratively continued. The page lists 5 pollutants under a numeric limit and 5 pollutants with an effluent exceedance, with a discharger class of 37.