SHERWOOD CASS R-VIII SCHOOL WWTF
NPDES ID: MO0090697
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, 1 single-event violation.
Violations
June 30, 2026
Nitrogen, ammonia total [as N]
277% over limit
Discharged 6.79 mg/L against a permitted limit of 1.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
148% over limit
Discharged 6.7 mg/L against a permitted limit of 2.7 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Oil and grease [soxhlet extr.] tot.
17% over limit
Discharged 17.6 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
59% over limit
Discharged 2.86 mg/L against a permitted limit of 1.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Oil and grease [soxhlet extr.] tot.
76% over limit
Discharged 17.6 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Oil and grease [soxhlet extr.] tot.
240% over limit
Discharged 34 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Oil and grease [soxhlet extr.] tot.
127% over limit
Discharged 34 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
BOD, 5-day, 20 deg. C
40% over limit
Discharged 63 mg/L against a permitted limit of 45 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Oil and grease [soxhlet extr.] tot.
10% over limit
Discharged 11 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
35% over limit
Discharged 94.6 mg/L against a permitted limit of 70 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (10 minutes ago)