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Industrial Organic Chemicals, Marion, Ohio. NPDES permit OH0138860, in force until Mar 31, 2028. Last 12 months: over a limit once (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| August 2026 | Solids, total suspended, monthly average | 33 | ≤ 30 mg/L | 10% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly average | ≤ 94 deg F | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 98 deg F | all year | 001 |
| Oxygen demand, chem. [low level] [COD] | monthly average | report only (mg/L) | all year | 001 |
| Oxygen demand, chem. [low level] [COD] | daily maximum | report only (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 | daily maximum | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 26.8 kg/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 40.2 kg/d | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 10 mg/L | all year | 001 |
| Arsenic, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Silver total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Strontium, total recoverable, ug/L | monthly average | report only (ug/L) | all year | 001 |
| Strontium, total recoverable, ug/L | daily maximum | report only (ug/L) | all year | 001 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Oxidants, total residual | daily maximum | ≤ .01 mg/L | all year | 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 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | all year | 001 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | daily maximum | report only (tox acute) | all year | 001 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| Oxygen demand, chem. [low level] [COD] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| Oxygen demand, chem. [low level] [COD] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| pH | daily minimum | ≥ 6.5 SU | Mar, Jun, Aug, Dec | 002 |
| pH | daily maximum | ≤ 9 SU | Mar, Jun, Aug, Dec | 002 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Mar, Jun, Aug, Dec | 002 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | Mar, Jun, Aug, Dec | 002 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 10 mg/L | Mar, Jun, Aug, Dec | 002 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| Rainfall | monthly average | report only (in) | all year | 002 |
| Rainfall | daily maximum | report only (in) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Mar, Jun, Aug, Dec | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Mar, Jun, Aug, Dec | 002 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 003 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 10 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Oxygen demand, chem. [low level] [COD] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Oxygen demand, chem. [low level] [COD] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| pH | daily minimum | ≥ 6.5 SU | Mar, Jun, Aug, Dec | 004 |
| pH | daily maximum | ≤ 9 SU | Mar, Jun, Aug, Dec | 004 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Mar, Jun, Aug, Dec | 004 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | Mar, Jun, Aug, Dec | 004 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 10 mg/L | Mar, Jun, Aug, Dec | 004 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Rainfall | monthly average | report only (in) | all year | 004 |
| Rainfall | daily maximum | report only (in) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Mar, Jun, Aug, Dec | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Mar, Jun, Aug, Dec | 004 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 004 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Mar, Jun, Aug, Dec | 901 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Mar, Jun, Aug, Dec | 901 |
| pH | daily minimum | report only (SU) | Mar, Jun, Aug, Dec | 901 |
| pH | daily maximum | report only (SU) | Mar, Jun, Aug, Dec | 901 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 901 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 901 |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 68 Chemicals and Allied Products permits in Ohio.
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On EPA ECHO: Facility report · DMR history
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