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Sewage treatment plant, Arlington, Ohio. NPDES permit OH0053171, in force until Jul 31, 2029. Last 12 months: over a limit 31 times (last August 2026), 3 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| November 2025 | Phosphorus, total [as P], monthly average | .714 | ≤ .64 kg/d | 12% |
| November 2025 | Phosphorus, total [as P], monthly average | 1.14 | ≤ 1 mg/L | 14% |
| December 2025 | Phosphorus, total [as P], monthly average | 1.86 | ≤ 1 mg/L | 86% |
| December 2025 | Phosphorus, total [as P], weekly maximum | 1.86 | ≤ 1.5 mg/L | 24% |
| December 2025 | Solids, total suspended, monthly average | 34.7 | ≤ 30 mg/L | 16% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 73.77 | ≤ 25 mg/L | 195% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 107.5 | ≤ 40 mg/L | 169% |
| January 2026 | Phosphorus, total [as P], monthly average | 2.49 | ≤ 1 mg/L | 149% |
| January 2026 | Phosphorus, total [as P], weekly maximum | 2.49 | ≤ 1.5 mg/L | 66% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 22.28 | ≤ 16 kg/d | 39% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 70.08 | ≤ 25 mg/L | 180% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 42.85 | ≤ 25 kg/d | 71% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 76.29 | ≤ 40 mg/L | 91% |
| February 2026 | Phosphorus, total [as P], monthly average | 3.1 | ≤ 1 mg/L | 210% |
| February 2026 | Phosphorus, total [as P], weekly maximum | 3.1 | ≤ 1.5 mg/L | 107% |
| March 2026 | Phosphorus, total [as P], monthly average | .848 | ≤ .64 kg/d | 33% |
| March 2026 | Phosphorus, total [as P], monthly average | 2.35 | ≤ 1 mg/L | 135% |
| March 2026 | Phosphorus, total [as P], weekly maximum | 2.35 | ≤ 1.5 mg/L | 57% |
| April 2026 | Solids, total suspended, monthly average | 31.4 | ≤ 30 mg/L | 5% |
| April 2026 | Solids, total suspended, weekly maximum | 50.9 | ≤ 45 mg/L | 13% |
| May 2026 | E. coli, MTEC-MF, monthly geometric mean | T | ≤ 126 MPN/100mL | — |
| May 2026 | E. coli, MTEC-MF, weekly geometric mean | T | ≤ 284 MPN/100mL | — |
| May 2026 | Solids, total suspended, weekly maximum | 29.6 | ≤ 28.7 kg/d | 3% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 28.58 | ≤ 25 mg/L | 14% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 50.01 | ≤ 40 mg/L | 25% |
| July 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 30.9 | ≤ 25 mg/L | 24% |
| July 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 94.1 | ≤ 40 mg/L | 135% |
| July 2026 | Solids, total suspended, monthly average | 30.5 | ≤ 30 mg/L | 2% |
| July 2026 | Solids, total suspended, weekly maximum | 31 | ≤ 28.7 kg/d | 8% |
| August 2026 | Solids, total suspended, monthly average | 22.5 | ≤ 19.1 kg/d | 18% |
| August 2026 | Solids, total suspended, weekly maximum | 36.4 | ≤ 28.7 kg/d | 27% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | weekly maximum | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 19.1 kg/d | all year | 001 |
| Solids, total suspended | weekly maximum | ≤ 28.7 kg/d | all year | 001 |
| Oil and grease, hexane extr method | daily maximum | ≤ 10 mg/L | Mar, Jun, Aug, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1 mg/L | all year | 001 |
| Phosphorus, total [as P] | weekly maximum | ≤ 1.5 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .64 kg/d | all year | 001 |
| Phosphorus, total [as P] | weekly maximum | ≤ .95 kg/d | all year | 001 |
| Zinc, total recoverable | monthly average | report only (ug/L) | Jun, Dec | 001 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | Jun, Dec | 001 |
| Copper, total recoverable | monthly average | ≤ 17 ug/L | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ 30 ug/L | all year | 001 |
| Copper, total recoverable | monthly average | ≤ .0109 kg/d | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ .0191 kg/d | all year | 001 |
| E. coli, MTEC-MF | monthly geometric mean | ≤ 126 MPN/100mL | May–Oct | 001 |
| E. coli, MTEC-MF | weekly geometric mean | ≤ 284 MPN/100mL | May–Oct | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .019 mg/L | May–Oct | 001 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | Feb, Apr, Jun, Aug, Oct, Dec | 001 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | Feb, Apr, Jun, Aug, Oct, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ 40 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 16 kg/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ 25 kg/d | all year | 001 |
| Overflows | monthly average | report only (occur/mo) | all year | 300 |
| Overflows | daily maximum | report only (occur/mo) | all year | 300 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 601 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 601 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year | 601 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 601 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 801 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 801 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 801 |
| pH | daily minimum | report only (SU) | all year | 801 |
| pH | daily maximum | report only (SU) | all year | 801 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 801 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 801 |
| E. coli, MTEC-MF | monthly geometric mean | report only (MPN/100mL) | Jun–Aug | 801 |
| E. coli, MTEC-MF | daily maximum | report only (MPN/100mL) | Jun–Aug | 801 |
| pH | daily minimum | report only (SU) | Mar, Jun, Aug, Dec | 901 |
| pH | daily maximum | report only (SU) | Mar, Jun, Aug, Dec | 901 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 901 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 901 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year | 901 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 901 |
Cited limits by parameter: Ohio's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/OH0053171 · MCP: https://passage-data.com/mcp