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WestRock CP, LLC

Paperboard Mills, Mill Creek Twp, Ohio. NPDES permit OH0094552, in force until Mar 31, 2030. 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 (14 values), outfall 003 form A monthly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (28)

ParameterStatisticLimitMonthsOutfall
Flow ratemonthly averagereport only (gal/d)all year002
Flow ratedaily maximumreport only (gal/d)all year002
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year002
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year002
pHdaily minimum≥ 6.5 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Iron, total [as Fe]monthly averagereport only (ug/L)all year002
Iron, total [as Fe]daily maximumreport only (ug/L)all year002
Manganese, total [as Mn]monthly averagereport only (ug/L)all year002
Manganese, total [as Mn]daily maximumreport only (ug/L)all year002
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all year002
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year002
Flow ratemonthly averagereport only (gal/d)all year003
Flow ratedaily maximumreport only (gal/d)all year003
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year003
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year003
pHdaily minimum≥ 6.5 SUall year003
pHdaily maximum≤ 9 SUall year003
Solids, total suspendedmonthly averagereport only (mg/L)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Iron, total [as Fe]monthly averagereport only (ug/L)all year003
Iron, total [as Fe]daily maximumreport only (ug/L)all year003
Manganese, total [as Mn]monthly averagereport only (ug/L)all year003
Manganese, total [as Mn]daily maximumreport only (ug/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

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

Same industry: the 8 Paper and Allied Products 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/OH0094552 · MCP: https://passage-data.com/mcp