CITY OF SHINNSTON
NPDES ID: WV0054500
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 1 effluent violation.
Violations
May 31, 2026
Solids, suspended percent removal, dry
33% over limit
Discharged 80 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, suspended percent removal, dry
11% over limit
Discharged 83.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
7902% over limit
Discharged 3451.307971 kg/d against a permitted limit of 43.12999964 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
November 30, 2025
Solids, suspended percent removal, dry
273% over limit
Discharged 44 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, wet
87% over limit
Discharged 44 % against a permitted limit of 70 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
62% over limit
Discharged 70.05219941 kg/d against a permitted limit of 43.12999964 kg/d (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, suspended percent removal, wet
77% over limit
Discharged 46.95 % against a permitted limit of 70 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
254% over limit
Discharged 46.95 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
August 31, 2025
Coliform, fecal general
1110% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
89% over limit
Discharged 162.98599863 kg/d against a permitted limit of 86.25999928 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
0% over limit
Discharged 0 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
283% over limit
Discharged 115 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
505% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
0% over limit
Discharged 0 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
278% over limit
Discharged 162.98599863 kg/d against a permitted limit of 43.12999964 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
92% over limit
Discharged 115 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, suspended percent removal, wet
68% over limit
Discharged 49.65 % against a permitted limit of 70 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
101% over limit
Discharged 49.8 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
236% over limit
Discharged 49.65 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
235% over limit
Discharged 49.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, suspended percent removal, dry
262% over limit
Discharged 45.75 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
103% over limit
Discharged 49.15 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
239% over limit
Discharged 49.15 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, wet
81% over limit
Discharged 45.75 % against a permitted limit of 70 % (MO AV MN)
DMR, Limited - Numeric Violation
May 31, 2025
Coliform, fecal general
202% over limit
Discharged 1209.8 MPN/100mL against a permitted limit of 400 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
9% over limit
Discharged 83.6 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Coliform, fecal general
505% over limit
Discharged 1209.8 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
April 30, 2025
BOD, 5 day percent removal, dry
239% over limit
Discharged 49.1 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
104% over limit
Discharged 49.1 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
March 31, 2025
BOD, 5 day percent removal, wet
105% over limit
Discharged 48.85 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
241% over limit
Discharged 48.85 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2024
Solids, suspended percent removal, dry
27% over limit
Discharged 81 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, 5 day percent removal, dry
236% over limit
Discharged 49.55 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
102% over limit
Discharged 49.55 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, 5-day, 20 deg. C
145% over limit
Discharged 73.4 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
200% over limit
Discharged 90 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
22% over limit
Discharged 73.4 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
105% over limit
Discharged 48.65 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, dry
242% over limit
Discharged 48.65 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 90 mg/L against a permitted limit of 60 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Solids, suspended percent removal, wet
74% over limit
Discharged 47.8 % against a permitted limit of 70 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, suspended percent removal, dry
248% over limit
Discharged 47.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Copper, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
August 31, 2024
BOD, 5 day percent removal, dry
236% over limit
Discharged 49.55 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
BOD, 5 day percent removal, wet
102% over limit
Discharged 49.55 % against a permitted limit of 75 % (MO AV MN)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)