VILLAGE OF ARLINGTON WWTP
NPDES ID: OH0053171
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: 5 effluent violations.
Violations
May 31, 2026
E. coli, MTEC-MF
Limit violation
Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
Limit violation
Discharged 0 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
Solids, total suspended
3% over limit
Discharged 29.6 kg/d against a permitted limit of 28.7 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
13% over limit
Discharged 50.9 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 31.4 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Phosphorus, total [as P]
57% over limit
Discharged 2.35 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
33% over limit
Discharged 0.848 kg/d against a permitted limit of 0.64 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
135% over limit
Discharged 2.35 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, carbonaceous [5 day, 20 C]
39% over limit
Discharged 22.28 kg/d against a permitted limit of 16 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
71% over limit
Discharged 42.85 kg/d against a permitted limit of 25 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
210% over limit
Discharged 3.1 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
107% over limit
Discharged 3.1 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
180% over limit
Discharged 70.08 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
91% over limit
Discharged 76.29 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
January 31, 2026
Phosphorus, total [as P]
149% over limit
Discharged 2.49 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
195% over limit
Discharged 73.77 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
66% over limit
Discharged 2.49 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
169% over limit
Discharged 107.5 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
December 31, 2025
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (DAILY MN)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
86% over limit
Discharged 1.86 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
24% over limit
Discharged 1.86 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
16% over limit
Discharged 34.7 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Phosphorus, total [as P]
14% over limit
Discharged 1.14 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
12% over limit
Discharged 0.714 kg/d against a permitted limit of 0.64 kg/d (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
BOD, carbonaceous [5 day, 20 C]
2% over limit
Discharged 25.59 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
BOD, carbonaceous [5 day, 20 C]
55% over limit
Discharged 38.79 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
122% over limit
Discharged 88.69 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
46% over limit
Discharged 42 kg/d against a permitted limit of 28.7 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
1% over limit
Discharged 16.13 kg/d against a permitted limit of 16 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
9% over limit
Discharged 27.34 kg/d against a permitted limit of 25 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
0% over limit
Discharged 285.1 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
February 28, 2025
Phosphorus, total [as P]
55% over limit
Discharged 1.55 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
4% over limit
Discharged 26.04 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
14% over limit
Discharged 0.728 kg/d against a permitted limit of 0.64 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
13% over limit
Discharged 1.69 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
12% over limit
Discharged 1.06 kg/d against a permitted limit of 0.95 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
January 31, 2025
Phosphorus, total [as P]
7% over limit
Discharged 1.07 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Phosphorus, total [as P]
11% over limit
Discharged 1.67 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
67% over limit
Discharged 1.67 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Solids, total suspended
10% over limit
Discharged 49.5 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
59% over limit
Discharged 47.8 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
5% over limit
Discharged 31.4 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
11% over limit
Discharged 50 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
18% over limit
Discharged 35.4 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
82% over limit
Discharged 517.1 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, total suspended
9% over limit
Discharged 31.4 kg/d against a permitted limit of 28.7 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 33.1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Solids, total suspended
15% over limit
Discharged 22 kg/d against a permitted limit of 19.1 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
102% over limit
Discharged 58 kg/d against a permitted limit of 28.7 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
6% over limit
Discharged 26.6 kg/d against a permitted limit of 25 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 38 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
5% over limit
Discharged 42 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)