CHASSELL TWP WWSL
NPDES ID: MIG580214
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 1 permit schedule violation.
Violations
October 31, 2025
Oxygen, dissolved [DO]
44% over limit
Discharged 2.8 mg/L against a permitted limit of 5 mg/L (DAILY MN)
DMR, Limited - Numeric Violation
October 29, 2025
Selenium, dry weight
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Potassium, sludge, total, dry weight [as K]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Phosphorus, sludge, total, dry weight [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Arsenic, dry weight
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO MIN)
DMR, Monitor Only - Overdue
Lead, sludge, total, dry weight [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 840 mg/L (MO MAX)
DMR, Limited - Overdue
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (4 days ago)