UP PAPER LLC

NPDES ID: MI0003166

X — SNC: Effluent violation (non-monthly average limit)

The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.

Violations

March 31, 2026

BOD, 5-day, 20 deg. C

72% over limit

Discharged 39.34252099 kg/d against a permitted limit of 22.86200058 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

246% over limit

Discharged 127.39601322 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

February 28, 2026

BOD, 5-day, 20 deg. C

30% over limit

Discharged 29.78521075 kg/d against a permitted limit of 22.86200058 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

177% over limit

Discharged 101.81045257 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

15% over limit

Discharged 21.12250053 kg/d against a permitted limit of 18.38900046 kg/d (MO MAX)

DMR, Limited - Numeric Violation

January 31, 2026

Solids, total suspended

67% over limit

Discharged 61.37950155 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

BOD, 5-day, 20 deg. C

1% over limit

Discharged 23.06080058 kg/d against a permitted limit of 22.86200058 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

September 30, 2025

Solids, total suspended

8% over limit

Discharged 39.591021 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

July 31, 2025

Solids, total suspended

49% over limit

Discharged 54.92844139 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

June 30, 2025

Solids, total suspended

21% over limit

Discharged 51.81722131 kg/d against a permitted limit of 42.74200108 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

January 31, 2025

BOD, 5-day, 20 deg. C

10% over limit

Discharged 25.23766064 kg/d against a permitted limit of 22.86200058 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

297% over limit

Discharged 145.84465368 kg/d against a permitted limit of 36.77800093 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

Solids, total suspended

16% over limit

Discharged 21.34615054 kg/d against a permitted limit of 18.38900046 kg/d (MO MAX)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (23 days ago)