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Clean Water Act discharge permit · NPDES TXG112963

BRYAN MATERIAL YARD, Bryan, TX: NPDES TXG112963 discharge permit, effluent exceedances, inspections, penalties

BRYAN MATERIAL YARD, held by Knife River Corporation - South, holds NPDES permit TXG112963. EPA’s file records it issued November 8, 2021 and expiring November 6, 2026.

BRYAN MATERIAL YARD, Bryan, Texas: Coverage under a general permit TXG112963, held by Knife River Corporation - South; Effective; issued November 8, 2021, term to November 6, 2026.

  • Solids, total suspended: 1 limit, 3 violations of any kind, 2 effluent exceedances, latest September 30, 2023, largest 165% over the limit.
  • pH: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • Oil & Grease: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 1 limit, 1 violation 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.
  • 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.

Other permits held by Knife River Corporation - South

BRYAN MATERIAL YARD among its neighbors

EPA’s permit file holds 54 discharge permits in the Thompsons Creek subwatershed (HUC 120701010702), TXG112963 among them. Its county holds 458, 8 of them major permits; TXG112963 is a minor permit.

Other permits in the Thompsons Creek subwatershed (HUC 120701010702)

Identity

Facility as filedBRYAN MATERIAL YARD
Permittee as filedKnife River Corporation - South
NPDES IDTXG112963
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 8, 2021
Expiration dateNovember 6, 2026
AddressBryan, TX 77807
SubwatershedThompsons Creek (HUC 120701010702)
SIC3273 – Ready-Mixed Concrete

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
Solids, total suspended132September 30, 2023165% over the limit
pH220
Oil & Grease110
Flow, in conduit or thru treatment plant110
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
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 TXG112963.

Inspections

EPA’s inspection file holds no inspection for NPDES TXG112963.

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 TXG112963.

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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 the NPDES discharge permit TXG112963 for BRYAN MATERIAL YARD in Bryan, TX, held by Knife River Corporation - South, with its permit status shown as Effective and its discharger class as Minor. The page lists 20 pollutants on file, 20 under a numeric limit, 4 with a violation of any kind, and 1 with an effluent exceedance.