717 CONSTRUCTION SERVICES

NPDES ID: TXG113042

X — SNC: Effluent violation (non-monthly average limit)

The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.

This quarter: 1 effluent violation, 12 compliance schedule violations.

Violations

April 30, 2026

Solids, total suspended

148% over limit

Discharged 161 mg/L against a permitted limit of 65 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

December 31, 2025

Solids, total suspended

1500% over limit

Discharged 1040 mg/L against a permitted limit of 65 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

May 31, 2025

Solids, total suspended

1546% over limit

Discharged 1070 mg/L against a permitted limit of 65 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

January 31, 2025

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 65 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

December 31, 2024

Chromium, total [as Cr]

0% over limit

Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

Discharged 0 mg/L against a permitted limit of 2 mg/L (DAILY MX)

DMR, Limited - Overdue

Zinc, total [as Zn]

0% over limit

Discharged 0 mg/L against a permitted limit of 6 mg/L (DAILY MX)

DMR, Limited - Overdue

Manganese, total [as Mn]

0% over limit

Discharged 0 mg/L against a permitted limit of 3 mg/L (DAILY MX)

DMR, Limited - Overdue

Selenium, total [as Se]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.2 mg/L (DAILY MX)

DMR, Limited - Overdue

Arsenic, total [as As]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.3 mg/L (DAILY MX)

DMR, Limited - Overdue

Lead, total [as Pb]

0% over limit

Discharged 0 mg/L against a permitted limit of 1.5 mg/L (DAILY MX)

DMR, Limited - Overdue

Nickel, total [as Ni]

0% over limit

Discharged 0 mg/L against a permitted limit of 3 mg/L (DAILY MX)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.01 mg/L (DAILY MX)

DMR, Limited - Overdue

Silver, total [as Ag]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.2 mg/L (DAILY MX)

DMR, Limited - Overdue

Cadmium, total [as Cd]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.2 mg/L (DAILY MX)

DMR, Limited - Overdue

Barium, total [as Ba]

0% over limit

Discharged 0 mg/L against a permitted limit of 4 mg/L (DAILY MX)

DMR, Limited - Overdue

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (23 days ago)