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Canfor Southern Pine, Inc.

Sawmills And Planing Mills, General, Cassatt, South Carolina. NPDES permit SC0047384 expired Nov 30, 2024; its limits still apply. Last 12 months: over a limit 7 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: outfall 001 form 1 monthly (11 values), outfall 01A form 1 monthly (16 values), outfall 001 form 2 quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 0 of 28 reports late

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

Period endingOutfallParameterReportedLimitOver by
October 2025001pH, instantaneous minimum5.8≥ 6 SU—
October 202501ApH, instantaneous minimum5.43≥ 6 SU—
December 2025001Copper, total [as Cu], monthly average9≤ 8.32 ug/L8%
December 2025001Solids, total suspended, monthly average31.2≤ 30 mg/L4%
February 2026001Solids, total suspended, monthly average44≤ 30 mg/L47%
March 2026001Solids, total suspended, daily maximum80≤ 60 mg/L33%
March 2026001Solids, total suspended, monthly average80≤ 30 mg/L167%

Limits in force (33)

ParameterStatisticLimitMonthsOutfall
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year001
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Arsenic, total [as As]monthly averagereport only (ug/L)all year001
Arsenic, total [as As]daily maximumreport only (ug/L)all year001
Copper, total [as Cu]monthly average≤ 8.32 ug/Lall year001
Copper, total [as Cu]daily maximum≤ 10.87 ug/Lall year001
Zinc, total [as Zn]monthly averagereport only (ug/L)all year001
Zinc, total [as Zn]daily maximumreport only (ug/L)all year001
Debris, floating [severity]daily maximum≤ 0 N=0;Y=1all 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
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year01A
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year01A
Oxygen demand, chem. [high level] [COD]monthly average≤ 1550 lb/dall year01A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 3080 lb/dall year01A
pHinstantaneous minimum≥ 6 SUall year01A
pHinstantaneous maximum≤ 9 SUall year01A
Oil & Greasemonthly averagereport only (mg/L)all year01A
Oil & Greasedaily maximumreport only (mg/L)all year01A
Oil & Greasemonthly average≤ 33.8 lb/dall year01A
Oil & Greasedaily maximum≤ 67.5 lb/dall year01A
Phenolsmonthly averagereport only (mg/L)all year01A
Phenolsdaily maximumreport only (mg/L)all year01A
Phenolsmonthly average≤ 1.8 lb/dall year01A
Phenolsdaily maximum≤ 6.3 lb/dall year01A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01A

How strict are these limits?

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

Same industry: the 3 Lumber and Wood Products permits in South Carolina.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/SC0047384 · MCP: https://passage-data.com/mcp