MBTA CABOT NORTH YARD R44CN04
NPDES ID: MAG912209
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 78 reporting violations.
Violations
May 31, 2026
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, hexavalent tot recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 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
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
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 10 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
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
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
Chromium, trivalent 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 (MO AVG)
DMR, Limited - Overdue
Naphthalene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.02 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
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 30 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
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 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
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
Hydrocarbons, total petroleum
0% over limit
Discharged 0 mg/L against a permitted limit of 5 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
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Tetrachloroethylene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.005 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
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
April 30, 2026
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 50 NTU (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
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.16000001 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
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 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
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
Tetrachloroethylene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.005 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
Chromium, trivalent total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 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
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
Lead, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Chromium, hexavalent tot 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
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
Naphthalene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.02 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 dissolved [TDS]
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 (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
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
Arsenic, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.069 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
March 31, 2026
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
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
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)
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
Chromium, hexavalent tot recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 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
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
Cadmium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Naphthalene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.02 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
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 0.00578313 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
Chromium, trivalent total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Tetrachloroethylene
0% over limit
Discharged 0 mg/L against a permitted limit of 0.005 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
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00373494 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
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 (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
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 mg/L (DAILY MX)
DMR, Limited - Overdue
October 31, 2025
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (MAXIMUM)
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
Solids, total suspended
0% over limit
Discharged 3.2 mg/L against a permitted limit of 30 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
Chromium, hexavalent tot recoverable
0% over limit
Discharged 0.00001 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 (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
Chromium, trivalent total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Tetrachloroethylene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.005 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 mg/L (DAILY MX)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.002 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0.93 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Turbidity
0% over limit
Discharged 0.2 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0.93 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 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 2660 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 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0.2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.001428 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.002 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Naphthalene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0.013 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 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 4700 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - 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
August 31, 2025
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
Tetrachloroethylene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.005 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
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 0.8 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0.004 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 2.57 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0.004 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 2 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Naphthalene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.25 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Chromium, hexavalent tot recoverable
0% over limit
Discharged 0.01 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 2.57 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.001428 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 2300 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Copper, total recoverable
0% over limit
Discharged 0.004 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 1210 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Chromium, trivalent total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0.2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.25 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Cadmium, total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.0102 mg/L (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0.031 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
7% over limit
Discharged 0.004 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
7% over limit
Discharged 0.004 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 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
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
Chromium, trivalent total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Chromium, hexavalent tot recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
May 31, 2025
Chromium, hexavalent tot recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0.32300002 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 2.5 mg/L against a permitted limit of 30 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total dissolved [TDS]
0% over limit
Discharged 3700 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 3.36 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
Naphthalene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.02 mg/L (DAILY MX)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0.45 NTU against a permitted limit of 50 NTU (DAILY MX)
DMR, Limited - Overdue
Iron, total recoverable
0% over limit
Discharged 0.01 mg/L against a permitted limit of 5.00000024 mg/L (DAILY MX)
DMR, Limited - Overdue
Tetrachloroethylene
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.005 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.001428 MGD against a permitted limit of 0.2 MGD (DAILY MX)
DMR, Limited - Overdue
Chromium, trivalent 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 3.36 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
Cadmium, total recoverable
0% over limit
Discharged 0.001 mg/L against a permitted limit of 0.0102 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 0.002 mg/L against a permitted limit of 0.00851735 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.5 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Lead, total recoverable
0% over limit
Discharged 0.002 mg/L against a permitted limit of 0.16000001 mg/L (DAILY MX)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.003 mg/L against a permitted limit of 0.00373494 mg/L (MO AVG)
DMR, Limited - Overdue
Copper, total recoverable
0% over limit
Discharged 0.003 mg/L against a permitted limit of 0.00578313 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0.004 mg/L against a permitted limit of 0.036 mg/L (MO AVG)
DMR, Limited - Overdue
Hydrocarbons, total petroleum
0% over limit
Discharged 0.2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Arsenic, total recoverable
0% over limit
Discharged 0.004 mg/L against a permitted limit of 0.069 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.5 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Total Group I Polycyclic Aromatic Hydrocarbons
0% over limit
Discharged 0 mg/L against a permitted limit of 0.00035 mg/L (DAILY MX)
DMR, Limited - Overdue
Chloride, total recoverable
0% over limit
Discharged 2290 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (12 hours ago)