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Sofidel America Corp

Paper Mills, Circleville, Ohio. NPDES permit OH0142654 expired Sep 30, 2026; its limits still apply. Last 12 months: over a limit 7 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (30 values), outfall 801 form A monthly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
15 values over a limit, 0 required values missing, 2 of 36 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
October 2025Oxygen, dissolved [DO], daily minimum4≥ 6 mg/L33%
December 2025BOD, 5-day, 20 deg. C, daily maximum1140≤ 100 mg/L1040%
December 2025BOD, 5-day, 20 deg. C, daily maximum2230≤ 300 kg/d643%
December 2025BOD, 5-day, 20 deg. C, monthly average294≤ 80 mg/L268%
December 2025BOD, 5-day, 20 deg. C, monthly average581≤ 240 kg/d142%
August 2026Oxygen, dissolved [DO], daily minimum5.2≥ 6 mg/L13%
September 2026Oxygen, dissolved [DO], daily minimum4.8≥ 6 mg/L20%

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 80 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 100 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 240 kg/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 300 kg/dall year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 40 mg/Lall year001
Solids, total suspendeddaily maximum≤ 80 mg/Lall year001
Solids, total suspendedmonthly average≤ 120 kg/dall year001
Solids, total suspendeddaily maximum≤ 240 kg/dall year001
Oil and grease [soxhlet extr.] tot.daily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 7 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 21 kg/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 30 kg/dall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total low levelmonthly averagereport only (ng/L)all year001
Mercury, total low leveldaily maximumreport only (ng/L)all year001
Toxicity [acute], Ceriodaphnia dubiamonthly averagereport only (tox acute)Jun, Sep001
Toxicity [acute], Ceriodaphnia dubiadaily maximumreport only (tox acute)Jun, Sep001
Toxicity [acute], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox acute)Jun, Sep001
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox acute)Jun, Sep001
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all year001
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Temperature, water deg. centigrademonthly averagereport only (deg C)all year801
Temperature, water deg. centigradedaily maximumreport only (deg C)all year801
pHdaily minimumreport only (SU)all year801
pHdaily maximumreport only (SU)all year801
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiamonthly averagereport only (%)Jun, Sep801
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiadaily maximumreport only (%)Jun, Sep801
%Effect Static Renewal 96Hr Acute Pimephales promelasmonthly averagereport only (%)Jun, Sep801
%Effect Static Renewal 96Hr Acute Pimephales promelasdaily maximumreport only (%)Jun, Sep801

How strict are these limits?

Cited limits by parameter: Ohio's rules and the federal ones.

Same industry: the 8 Paper and Allied Products permits in Ohio.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0142654 · MCP: https://passage-data.com/mcp