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Clean Water Act discharge permit · NPDES TXG112886

DULWORTH ENTERPRISES, Rice, TX: NPDES TXG112886 discharge permit, effluent exceedances, inspections, penalties

DULWORTH ENTERPRISES, held by Dulworth Enterprises, Inc., holds NPDES permit TXG112886. EPA’s file records it issued July 16, 2021 and expiring November 6, 2021.

DULWORTH ENTERPRISES, Rice, Texas: Coverage under a general permit TXG112886, held by Dulworth Enterprises, Inc.; Administratively continued (past its expiration date and still in force until reissued); issued July 16, 2021, term to November 6, 2021.

  • pH: 2 limits, 10 violations of any kind, 10 effluent exceedances, latest November 30, 2025.
  • Solids, total suspended: 1 limit, 7 violations of any kind, 7 effluent exceedances, latest November 30, 2025, largest 657% over the limit.
  • Oil & Grease: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Arsenic, total [as As]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Barium, total [as Ba]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Cadmium, total [as Cd]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Chromium, total [as Cr]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Lead, total [as Pb]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Manganese, total [as Mn]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Nickel, total [as Ni]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Silver, total [as Ag]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Selenium, total [as Se]: 1 limit, 0 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.
  • Flow, in conduit or thru treatment plant: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Mercury, total [as Hg]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • LC50 Pass/Fail Static 24Hr Acute D. Pulex: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • LC50 Pass/Fail Static 24Hr Acute Pimephales promelas: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • October 9, 2026: Letter to Regulated Entity (State).
  • May 22, 2026: Under Review (State).

DULWORTH ENTERPRISES among its neighbors

EPA’s permit file holds 2 discharge permits in the Oak Branch-Chambers Creek subwatershed (HUC 120301090402), TXG112886 among them.

Other permits in the Oak Branch-Chambers Creek subwatershed (HUC 120301090402)

Identity

Facility as filedDULWORTH ENTERPRISES
Permittee as filedDulworth Enterprises, Inc.
NPDES IDTXG112886
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
IssuedJuly 16, 2021
Expiration dateNovember 6, 2021
AddressRice, TX 75155
SubwatershedOak Branch-Chambers Creek (HUC 120301090402)
SIC3272 – Concrete Products

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
pH21010November 30, 2025
Solids, total suspended177November 30, 2025657% over the limit
Oil & Grease100
Arsenic, total [as As]100
Barium, total [as Ba]100
Cadmium, total [as Cd]100
Chromium, total [as Cr]100
Copper, total [as Cu]100
Lead, total [as Pb]100
Manganese, total [as Mn]100
Nickel, total [as Ni]100
Silver, total [as Ag]100
Zinc, total [as Zn]100
Selenium, total [as Se]100
Whole effluent toxicity - retest #1100
Whole effluent toxicity - retest #2100
Flow, in conduit or thru treatment plant100
Mercury, total [as Hg]100
LC50 Pass/Fail Static 24Hr Acute D. Pulex100
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas100

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXG112886.

Inspections

EPA’s inspection file holds no inspection for NPDES TXG112886.

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

DateWhat EPA recordedAgency
October 9, 2026Letter to Regulated EntityState
May 22, 2026Under ReviewState

Watch this permit

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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 NPDES permit TXG112886, held by Dulworth Enterprises, Inc. for the DULWORTH ENTERPRISES facility in Rice, TX, and lists its administratively continued status and minor discharger class. The page reports 20 pollutants on file, 20 under a numeric limit, and 2 with an effluent exceedance.