LYONS TOWN OF
NPDES ID: COG591156
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 4 reporting violations.
Violations
April 30, 2026
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
March 31, 2026
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
February 28, 2026
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
January 31, 2026
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
October 31, 2025
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
September 30, 2025
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
August 31, 2025
Nitrogen, ammonia total [as N]
354% over limit
Discharged 14.52 mg/L against a permitted limit of 3.2 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
66% over limit
Discharged 29.9 mg/L against a permitted limit of 18 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, inorganic total
99% over limit
Discharged 29.9 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (MX WK AV)
DMR, Monitor Only - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 0 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
July 31, 2025
E. coli
516% over limit
Discharged 1553 MPN/100mL against a permitted limit of 252 MPN/100mL (MX 7D GM)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
856% over limit
Discharged 28.68 mg/L against a permitted limit of 3 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, inorganic total
211% over limit
Discharged 46.6 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
174% over limit
Discharged 46.6 mg/L against a permitted limit of 17 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, 5-day, 20 deg. C
20% over limit
Discharged 54 mg/L against a permitted limit of 45 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)