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City of Napoleon

Water Supply, Napoleon, Ohio. NPDES permit OH0029963, in force until Sep 30, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 002 form A monthly (6 values), outfall 003 form A monthly (9 values), outfall 022 form A monthly (5 values)
Renewal application due
Apr 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 36 reports late

Limits in force (26)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6.5 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 45 mg/Lall year002
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar–Jul002
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar–Jul002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHdaily minimum≥ 6.5 SUall year003
pHdaily maximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendeddaily maximum≤ 45 mg/Lall year003
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar–Jul003
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar–Jul003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Chlorine, total residualdaily maximumreport only (mg/L)all year003
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all year003
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year003
pHdaily minimum≥ 6.5 SUall year022
pHdaily maximum≤ 9 SUall year022
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar–Jul022
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar–Jul022
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year022
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year022
Solids, total dissolved- 180 deg. Cmonthly average≤ 1500 mg/Lall year022

How strict are these limits?

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

Same industry: the 147 Water Supply permits in Ohio.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0029963 · MCP: https://passage-data.com/mcp