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Clean Water Act discharge permit · NPDES TXG110728

MIDLOTHIAN PLANT 3, Midlothian, TX: NPDES TXG110728 discharge permit, effluent exceedances, inspections, penalties

MIDLOTHIAN PLANT 3, held by PDK LIQUID STONE PARTNERS LP, holds NPDES permit TXG110728. EPA’s file records it issued August 2, 2007 and expiring November 7, 2011.

MIDLOTHIAN PLANT 3, Midlothian, Texas: Coverage under a general permit TXG110728, held by PDK LIQUID STONE PARTNERS LP; Administratively continued (past its expiration date and still in force until reissued); issued August 2, 2007, term to November 7, 2011.

  • pH: 2 limits, 154 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 1 limit, 77 violations of any kind, 0 effluent exceedances.
  • Oil & Grease: 1 limit, 77 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 1 limit, 77 violations of any kind, 0 effluent exceedances.
  • Arsenic, total [as As]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Barium, total [as Ba]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Cadmium, total [as Cd]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Chromium, total [as Cr]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Lead, total [as Pb]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Manganese, total [as Mn]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Nickel, total [as Ni]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Silver, total [as Ag]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Selenium, total [as Se]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Mercury, total [as Hg]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • LC50 Pass/Fail Static 24Hr Acute D. Pulex: 1 limit, 5 violations of any kind, 0 effluent exceedances.
  • LC50 Pass/Fail Static 24Hr Acute Pimephales promelas: 1 limit, 5 violations of any kind, 0 effluent exceedances.
  • Whole effluent toxicity - retest #1: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Whole effluent toxicity - retest #2: 1 limit, 0 violations of any kind, 0 effluent exceedances.

MIDLOTHIAN PLANT 3 among its neighbors

EPA’s permit file holds 41 discharge permits in the Headwaters Waxahachie Creek subwatershed (HUC 120301090301), TXG110728 among them. Its county holds 460, 4 of them major permits; TXG110728 is a minor permit.

Other permits in the Headwaters Waxahachie Creek subwatershed (HUC 120301090301)

  • 7-ELEVEN MIDLOTHIAN TX, Midlothian: TXR1551YK, minor permit, discharging to WAXAHACHIE CREEK, permit term to March 4, 2028
  • AMRIZE SILO EXPANSION PROJECT, Midlothian: TXR1580WS, minor permit, discharging to UNNAMED TRIBUTARY TO WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER, Midlothian: TXR1560MG, minor permit, discharging to NORTH PRONG CREEK TO WAXAHACHIE CREEK SEGMENT 0815, permit term to March 4, 2028
  • BRIDGEWATER, Midlothian: TXR1596MH, minor permit, discharging to NORTH PRONG CREEK TO WAXAHACHIE CREEK 0815A, permit term to March 4, 2028
  • BRIDGEWATER, Midlothian: TXR1597MD, minor permit, discharging to WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER - HOME BUILDING, Midlothian: TXR1504XF, minor permit, discharging to WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER PHASE 2A, Midlothian: TXR1507SC, minor permit, discharging to TRIBUTARY OF WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER PHASE 2A, Midlothian: TXR1522RR, minor permit, discharging to TRIBUTARY OF WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER PHASE 2A, Midlothian: TXR1525RS, minor permit, discharging to TRIBUTARY OF WAXAHACHIE CREEK, permit term to March 4, 2028
  • BRIDGEWATER PHASE 2B BATCH PLANT AND PAVING, Midlothian: TXR1542QO, minor permit, discharging to NORTH PRONG CREEK, permit term to March 4, 2028

Identity

Facility as filedMIDLOTHIAN PLANT 3
Permittee as filedPDK LIQUID STONE PARTNERS LP
NPDES IDTXG110728
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 2, 2007
Expiration dateNovember 7, 2011
AddressMidlothian, TX 76065
SubwatershedHeadwaters Waxahachie Creek (HUC 120301090301)

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
pH21540
Solids, total suspended1770
Oil & Grease1770
Flow, in conduit or thru treatment plant1770
Arsenic, total [as As]2100
Barium, total [as Ba]2100
Cadmium, total [as Cd]2100
Chromium, total [as Cr]2100
Copper, total [as Cu]2100
Lead, total [as Pb]2100
Manganese, total [as Mn]2100
Nickel, total [as Ni]2100
Silver, total [as Ag]2100
Zinc, total [as Zn]2100
Selenium, total [as Se]2100
Mercury, total [as Hg]2100
LC50 Pass/Fail Static 24Hr Acute D. Pulex150
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas150
Whole effluent toxicity - retest #1100
Whole effluent toxicity - retest #2100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TXG110728.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXG110728.

Inspections

EPA’s inspection file holds no inspection for NPDES TXG110728.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TXG110728.

Watch this permit

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Nearby on the register

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

What this page shows

This public-records page covers NPDES permit TXG110728 for MIDLOTHIAN PLANT 3 in Midlothian, TX, held by PDK LIQUID STONE PARTNERS LP, with a permit status of administratively continued and a minor discharger class. The file lists 20 pollutants on file, 20 under a numeric limit, 18 with a violation of any kind, and 0 with an effluent exceedance.