HARSENS ISLAND WWTP

NPDES ID: MI0060367

D — SNC: Discharge monitoring report not received

The facility didn't submit its required discharge monitoring report.

This quarter: 54 reporting violations.

Violations

April 30, 2026

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (DAILY MN)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 7.71799994 kg/d (7 DA AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (MO AVG)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 25 mg/L (MO AVG)

DMR, Limited - 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

Oxygen, dissolved [DO]

0% over limit

Discharged 0 mg/L against a permitted limit of 4 mg/L (DAILY MN)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia 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 kg/d against a permitted limit of 0.19068 kg/d (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 8.62599993 kg/d (7 DA AVG)

DMR, Limited - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Chloride [as Cl]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 40 mg/L (7 DA AVG)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 400 MPN/100mL (7 DA GEO)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Sulfate, total [as SO4]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 5.90199995 kg/d (MO AVG)

DMR, Limited - Overdue

March 31, 2026

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 5.90199995 kg/d (MO AVG)

DMR, Limited - 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

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0.19068 kg/d (MO AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Chloride [as Cl]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 25 mg/L (MO AVG)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 8.62599993 kg/d (7 DA AVG)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 7.71799994 kg/d (7 DA AVG)

DMR, Limited - Overdue

Sulfate, total [as SO4]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (DAILY MN)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 400 MPN/100mL (7 DA GEO)

DMR, Limited - Overdue

Oxygen, dissolved [DO]

0% over limit

Discharged 0 mg/L against a permitted limit of 4 mg/L (DAILY MN)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 40 mg/L (7 DA AVG)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Overdue

February 28, 2026

Sulfate, total [as SO4]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (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

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 5.90199995 kg/d (MO AVG)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (DAILY MN)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 7.71799994 kg/d (7 DA AVG)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Chloride [as Cl]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 8.62599993 kg/d (7 DA AVG)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 40 mg/L (7 DA AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (MO AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 400 MPN/100mL (7 DA GEO)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0.19068 kg/d (MO AVG)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 25 mg/L (MO AVG)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)

DMR, Limited - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Oxygen, dissolved [DO]

0% over limit

Discharged 0 mg/L against a permitted limit of 4 mg/L (DAILY MN)

DMR, Limited - Overdue

January 31, 2026

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 8.62599993 kg/d (7 DA AVG)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 4.53999996 kg/d (MO AVG)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

Chloride [as Cl]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (7 DA AVG)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 40 mg/L (7 DA AVG)

DMR, Limited - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)

DMR, Limited - Overdue

Sulfate, total [as SO4]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 kg/d against a permitted limit of 7.71799994 kg/d (7 DA AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0.19068 kg/d (MO AVG)

DMR, Limited - Overdue

Oxygen, dissolved [DO]

0% over limit

Discharged 0 mg/L against a permitted limit of 4 mg/L (DAILY MN)

DMR, Limited - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 25 mg/L (MO AVG)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 400 MPN/100mL (7 DA GEO)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 1 mg/L (MO AVG)

DMR, Limited - 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

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (DAILY MN)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 kg/d against a permitted limit of 5.90199995 kg/d (MO AVG)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 0 % (DAILY MN)

DMR, Monitor Only - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)

DMR, Monitor Only - Overdue

BOD, carb-5 day, 20 deg C, percent removal

0% over limit

Discharged 0 % against a permitted limit of 85 % (MINIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia 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 (22 days ago)