CHOPTECH INC
NPDES ID: VAR052644
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
Violations
December 31, 2025
Solids, total suspended
170% over limit
Discharged 270 mg/L against a permitted limit of 100 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
2400% over limit
Discharged 3.00000014 mg/L against a permitted limit of 0.12000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
733% over limit
Discharged 1.00000005 mg/L against a permitted limit of 0.12000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
7515% over limit
Discharged 0.99000005 mg/L against a permitted limit of 0.013 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 87 mg/L against a permitted limit of 100 mg/L (DAILY MX)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.31 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 1.8 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0.13 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 6 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Copper, total recoverable
2515% over limit
Discharged 0.34000002 mg/L against a permitted limit of 0.013 mg/L (DAILY MX)
DMR, Limited - Overdue
September 30, 2025
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)