HIGHLANDER OIL & GAS ASSETS, LLC - HIGHLANDER #2

NPDES ID: LAG33B294

D — SNC: Discharge monitoring report not received

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

Violations

June 30, 2025

Solids, total suspended

7% over limit

Discharged 48 mg/L against a permitted limit of 45 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

BOD, 5-day, 20 deg. C

87% over limit

Discharged 84 mg/L against a permitted limit of 45 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

Limit violation

Discharged 24100 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

March 31, 2025

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

Chlorine, total residual

0% over limit

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

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

Chlorine, total residual

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (MINIMUM)

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

February 28, 2025

Chlorine, total residual

0% over limit

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

DMR, Limited - Overdue

Chlorine, total residual

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (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

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 (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

January 31, 2025

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

Chlorine, total residual

0% over limit

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

Chlorine, total residual

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (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

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

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

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (22 days ago)