OKLA GAS & ELEC -HORSESHOE LK

NPDES ID: OK0000442

D — SNC: Discharge monitoring report not received

The facility didn't submit its required discharge monitoring report.

Violations

April 30, 2026

Mercury, total [as Hg]

0% over limit

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

DMR, Monitor Only - Overdue

March 31, 2026

Mercury, total [as Hg]

0% over limit

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

DMR, Monitor Only - Overdue

February 28, 2026

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 8.17654 kg/d (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Selenium, total [as Se]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.0318 mg/L (MO AVG)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

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

DMR, Monitor Only - Overdue

Oil and grease, hexane extr method

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (MO AVG)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

DMR, Limited - Overdue

Oil and grease, hexane extr method

0% over limit

Discharged 0 kg/d against a permitted limit of 5.45253995 kg/d (DAILY MX)

DMR, Limited - Overdue

Chlorine, total residual

0% over limit

Discharged 0 mg/L against a permitted limit of 0.099 mg/L (INST MAX)

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

Selenium, total [as Se]

0% over limit

Discharged 0 kg/d against a permitted limit of 0.014982 kg/d (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Selenium, total [as Se]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.0552 mg/L (DAILY MX)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - 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

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

Selenium, total [as Se]

0% over limit

Discharged 0 kg/d against a permitted limit of 0.008626 kg/d (MO AVG)

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 100 mg/L (DAILY MX)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

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

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Oil and grease, hexane extr method

0% over limit

Discharged 0 kg/d against a permitted limit of 4.09053997 kg/d (MO AVG)

DMR, Limited - Overdue

Copper, total [as Cu]

0% over limit

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

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9.6 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9.6 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

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 27.2627 kg/d (DAILY MX)

DMR, Limited - Overdue

Oil and grease, hexane extr method

0% over limit

Discharged 0 mg/L against a permitted limit of 20 mg/L (DAILY MX)

DMR, Limited - Overdue

First flagged

April 14, 2026 (3 months ago)

Last confirmed

August 1, 2026 (4 days ago)