CSR MARINE SHILSHOLE
NPDES ID: WAG031052
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 6 reporting violations.
Violations
April 30, 2026
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0408 mg/L (DAILY MX)
DMR, Limited - Overdue
March 31, 2026
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0408 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
January 31, 2026
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0408 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
November 30, 2025
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0408 mg/L (DAILY MX)
DMR, Limited - Overdue
Zinc, total [as Zn]
36% over limit
Discharged 0.12200001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 6.5 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 6.5 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0.013 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0.78 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
October 31, 2025
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0408 mg/L (DAILY MX)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
pH, maximum
0% over limit
Discharged 6.5 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Copper, total [as Cu]
171% over limit
Discharged 0.0868 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 5.2 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Zinc, total [as Zn]
41% over limit
Discharged 0.12700001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 6.5 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
May 31, 2025
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
April 30, 2025
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0.0086 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
Zinc, total [as Zn]
156% over limit
Discharged 0.23000001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
pH, maximum
0% over limit
Discharged 6.3 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 6.3 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
March 31, 2025
Copper, total [as Cu]
0% over limit
Discharged 0.0108 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.5 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.5 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Zinc, total [as Zn]
234% over limit
Discharged 0.30100001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
January 31, 2025
Turbidity
0% over limit
Discharged 0 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.4 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Zinc, total [as Zn]
62% over limit
Discharged 0.14600001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0.012 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.4 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
November 30, 2024
pH, maximum
0% over limit
Discharged 7.8 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
Zinc, total [as Zn]
116% over limit
Discharged 0.19400001 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.8 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Copper, total [as Cu]
71% over limit
Discharged 0.0547 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 4.7 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
October 31, 2024
Oil and grease visual
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (DAILY MX)
DMR, Monitor Only - Overdue
pH, maximum
0% over limit
Discharged 7.2 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Overdue
pH, maximum
0% over limit
Discharged 7.2 SU against a permitted limit of 6 SU (DAILY MN)
DMR, Limited - Overdue
Copper, total [as Cu]
0% over limit
Discharged 0.0154 mg/L against a permitted limit of 0.032 mg/L (AVERAGE)
DMR, Limited - Overdue
Turbidity
0% over limit
Discharged 1.4 NTU against a permitted limit of 25 NTU (AVERAGE)
DMR, Limited - Overdue
Zinc, total [as Zn]
8% over limit
Discharged 0.0969 mg/L against a permitted limit of 0.09 mg/L (AVERAGE)
DMR, Limited - Overdue
Total Petroleum Hydrocarbons - Diesel
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (AVERAGE)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)