MBTA ABOT YARD DUCT BANK SUB-STATION TO TPS-36
NPDES ID: MAG912247
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 62 reporting violations.
Violations
April 30, 2026
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
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 (MO AVG)
DMR, Monitor Only - Overdue
March 31, 2026
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 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 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
February 28, 2026
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
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 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 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 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
January 31, 2026
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 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 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
December 31, 2025
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
November 30, 2025
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
Chloride, total recoverable
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 (MINIMUM)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 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 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
October 31, 2025
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
September 30, 2025
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group II Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Pyrene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.03 mg/L (MO AVG)
DMR, Limited - Overdue
Anthracene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.40000002 mg/L (MO AVG)
DMR, Limited - Overdue
PCB-1254
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Chromium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Fluorene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.001 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.42000002 mg/L (DAILY MX)
DMR, Limited - Overdue
Nickel, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.45000007 mg/L (DAILY MX)
DMR, Limited - Overdue
Barium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 1.00000005 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Methyl tert-butyl ether [MTBE]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.07 mg/L (DAILY MX)
DMR, Limited - Overdue
Acenaphthene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (MO AVG)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)