BARKER BUICK PONTIAC GMC

NPDES ID: LAG470259

D — SNC: Discharge monitoring report not received

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

This quarter: 31 reporting violations.

Violations

March 31, 2026

Oxygen demand, chem. [high level] [COD]

0% over limit

Discharged 0 mg/L against a permitted limit of 300 mg/L (DAILY MX)

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 (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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

Oil and 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 6 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 (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and 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 6 SU (MINIMUM)

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

Oil and grease

0% over limit

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

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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and grease

0% over limit

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

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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and grease

0% over limit

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

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 (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

December 31, 2025

pH

0% over limit

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

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

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

Oil and grease

0% over limit

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

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

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

Oil and grease

0% over limit

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

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

Oil and 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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

Oxygen demand, chem. [high level] [COD]

0% over limit

Discharged 0 mg/L against a permitted limit of 300 mg/L (DAILY MX)

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 45 mg/L (DAILY MX)

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

pH

0% over limit

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

DMR, Limited - Overdue

Oil and 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 6 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

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

Oil and grease

0% over limit

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

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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 (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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 (DAILY MX)

DMR, Monitor Only - Overdue

September 30, 2025

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (DAILY MX)

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

Oil and 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

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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

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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

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

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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 (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

Oil and 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 6 SU (MINIMUM)

DMR, Limited - Overdue

Oil and grease

0% over limit

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

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

Oil and 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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Oxygen demand, chem. [high level] [COD]

0% over limit

Discharged 0 mg/L against a permitted limit of 300 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and 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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

June 30, 2025

pH

0% over limit

Discharged 9.16 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Numeric Violation

March 31, 2025

Carbon, tot organic [TOC]

0% over limit

Discharged 1 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 6.72 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil and grease

0% over limit

Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 6.72 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 6.83 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 6.53 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 6.83 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.0001 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 0.0001 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Oxygen demand, chem. [high level] [COD]

0% over limit

Discharged 53 mg/L against a permitted limit of 300 mg/L (DAILY MX)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 12 mg/L against a permitted limit of 45 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.0001 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 1 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.0001 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 0.0001 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 6.68 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.0001 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 6.68 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 7.26 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil and grease

0% over limit

Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.001 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 0.0001 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 7.26 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Oil and grease

0% over limit

Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.0001 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 6.53 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 1 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and grease

0% over limit

Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 2 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0.001 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Oil and grease

0% over limit

Discharged 5 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

September 30, 2024

Oil and grease

0% over limit

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

DMR, Limited - Overdue

Oil and 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

Oil and 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 6 SU (MINIMUM)

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and grease

0% over limit

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

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

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 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

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

Oxygen demand, chem. [high level] [COD]

0% over limit

Discharged 0 mg/L against a permitted limit of 300 mg/L (DAILY MX)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (DAILY MX)

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

pH

0% over limit

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

DMR, Limited - Overdue

pH

0% over limit

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

DMR, Limited - Overdue

Oil and 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 6 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 (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

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

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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 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

Carbon, tot organic [TOC]

0% over limit

Discharged 0 mg/L against a permitted limit of 50 mg/L (DAILY MX)

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

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (23 days ago)