TOLEDO STP, VILLAGE OF
NPDES ID: ILG580158
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: 3 effluent violations.
Violations
April 30, 2026
pH
0% over limit
Discharged 9.2 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 51 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
38% over limit
Discharged 51 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
3% over limit
Discharged 38 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, total suspended
20% over limit
Discharged 54 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
46% over limit
Discharged 54 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, total suspended
9% over limit
Discharged 49 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
32% over limit
Discharged 49 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Solids, total suspended
141% over limit
Discharged 89 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
98% over limit
Discharged 89 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
167% over limit
Discharged 120 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
60% over limit
Discharged 40 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
224% over limit
Discharged 120 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
BOD, carbonaceous [5 day, 20 C]
24% over limit
Discharged 31 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.3 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
167% over limit
Discharged 120 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
224% over limit
Discharged 120 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
BOD, carbonaceous [5 day, 20 C]
36% over limit
Discharged 34 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
156% over limit
Discharged 115 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
211% over limit
Discharged 115 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.4 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, total suspended
65% over limit
Discharged 61 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
36% over limit
Discharged 61 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, total suspended
89% over limit
Discharged 70 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
56% over limit
Discharged 70 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
10% over limit
Discharged 5.4 mg/L against a permitted limit of 6 mg/L (DAILY MN)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
23% over limit
Discharged 93.52399921 kg/d against a permitted limit of 76.27199936 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1% over limit
Discharged 93.52399921 kg/d against a permitted limit of 92.61599922 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
18% over limit
Discharged 53 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
43% over limit
Discharged 53 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
27% over limit
Discharged 47 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
4% over limit
Discharged 47 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
22% over limit
Discharged 45 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
22% over limit
Discharged 45 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
BOD, carbonaceous [5 day, 20 C]
20% over limit
Discharged 30 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
82% over limit
Discharged 82 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
122% over limit
Discharged 82 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
118% over limit
Discharged 98 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
36% over limit
Discharged 34 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
165% over limit
Discharged 98 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, total suspended
95% over limit
Discharged 72 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
60% over limit
Discharged 72 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Solids, total suspended
3% over limit
Discharged 38 mg/L against a permitted limit of 37 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)