ETEM REMEDIATION TWO LLC

NPDES ID: WV0023248

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: 2 effluent violations.

Violations

April 30, 2026

Mercury, total [as Hg]

95% over limit

Discharged 0.000189 mg/L against a permitted limit of 0.000097 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Mercury, total [as Hg]

411% over limit

Discharged 0.000189 mg/L against a permitted limit of 0.000037 mg/L (MO AVG)

DMR, Limited - Numeric Violation

March 31, 2026

Solids, total suspended

16% over limit

Discharged 116 mg/L against a permitted limit of 100 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

32% over limit

Discharged 39.5 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Numeric Violation

January 31, 2026

Mercury, total [as Hg]

46% over limit

Discharged 0.0000542 mg/L against a permitted limit of 0.000037 mg/L (MO AVG)

DMR, Limited - Numeric Violation

December 31, 2025

Cycles Of Concentration

0% over limit

Discharged 0 c against a permitted limit of 3 c (MN 7D AV)

DMR, Limited - Overdue

November 30, 2025

Cycles Of Concentration

0% over limit

Discharged 0 c against a permitted limit of 3 c (MN 7D AV)

DMR, Limited - Overdue

October 31, 2025

Cycles Of Concentration

0% over limit

Discharged 0 c against a permitted limit of 3 c (MN 7D AV)

DMR, Limited - Overdue

Mercury, total [as Hg]

359% over limit

Discharged 0.00017 mg/L against a permitted limit of 0.000037 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Mercury, total [as Hg]

75% over limit

Discharged 0.00017 mg/L against a permitted limit of 0.000097 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

February 28, 2025

Mercury, total [as Hg]

103% over limit

Discharged 0.000075 mg/L against a permitted limit of 0.000037 mg/L (MO AVG)

DMR, Limited - Numeric Violation

December 31, 2024

Solids, total suspended

1782% over limit

Discharged 564.5 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Numeric Violation

Solids, total suspended

1010% over limit

Discharged 1110 mg/L against a permitted limit of 100 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

August 1, 2026 (5 days ago)