SOUTH BEND PRODUCTS CHINOOK

NPDES ID: WA0000159

E — SNC: Effluent violation (monthly average limit)

The facility discharged more of a pollutant than its permit allows, based on a monthly average.

This quarter: 7 effluent violations.

Violations

May 31, 2026

Coliform, fecal general

65% over limit

Discharged 330 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

April 30, 2026

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

360% over limit

Discharged 920 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Coliform, fecal general

130% over limit

Discharged 920 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

March 31, 2026

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

110% over limit

Discharged 840 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

320% over limit

Discharged 840 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

February 28, 2026

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

100% over limit

Discharged 400 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

January 31, 2026

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

75% over limit

Discharged 350.999 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

December 31, 2025

Coliform, fecal general

500% over limit

Discharged 1200 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

200% over limit

Discharged 1200 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

November 30, 2025

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

3375% over limit

Discharged 13900 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

1580% over limit

Discharged 3359.58 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

October 31, 2025

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

September 30, 2025

Chlorine, total residual

1718% over limit

Discharged 0.20000001 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

20% over limit

Discharged 240 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

953% over limit

Discharged 0.20000001 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

August 31, 2025

Coliform, fecal general

1175% over limit

Discharged 5100 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

2450% over limit

Discharged 5100 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

July 31, 2025

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

114% over limit

Discharged 427.083 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Coliform, fecal general

43% over limit

Discharged 570 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

June 30, 2025

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

30% over limit

Discharged 260 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

May 31, 2025

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

April 30, 2025

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

1063% over limit

Discharged 4650 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

2225% over limit

Discharged 4650 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

March 31, 2025

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

February 28, 2025

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

January 31, 2025

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Coliform, fecal general

96% over limit

Discharged 392 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

December 31, 2024

Coliform, fecal general

5% over limit

Discharged 420 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

November 30, 2024

Coliform, fecal general

525% over limit

Discharged 1250 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

Coliform, fecal general

213% over limit

Discharged 1250 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

October 31, 2024

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Coliform, fecal general

86% over limit

Discharged 372 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Numeric Violation

September 30, 2024

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

August 31, 2024

Chlorine, total residual

426% over limit

Discharged 0.1 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

809% over limit

Discharged 0.1 mg/L against a permitted limit of 0.011 mg/L (MO AVG)

DMR, Limited - Numeric Violation

July 31, 2024

Coliform, fecal general

175% over limit

Discharged 1100 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Chlorine, total residual

5% over limit

Discharged 0.02 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (23 days ago)