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Columbia Plywood Corporation

Softwood Veneer And Plywood, Klamath Falls, Oregon. NPDES permit OR0002585 expired Aug 31, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (26 values), form C monthly (8 values), form RW monthly (4 values)
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 (42)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily averagereport only (deg C)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Temperature, water deg. centigradedaily averagereport only (deg C)Jun–Sep
Temperature, water deg. centigradedaily maximum≤ 32 deg CJun–Sep
Temperature, water deg. centigradedaily maximum≤ 28 deg CJan, Feb, Mar, Apr, May, Oct, Nov, Dec
Temperature, water deg. centigradedaily averagereport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 40 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 80 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendedmonthly average≤ 40 lb/dall year
Solids, total suspendeddaily maximum≤ 80 lb/dall year
Oil & Greasemonthly averagereport only (mg/L)all year
Oil & Greasedaily maximum≤ 10 mg/Lall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, total [as N]monthly average≤ 10 lb/dall year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]monthly average≤ 2.1 lb/dall year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Oil and greasedaily maximumreport only (mg/L)all year
Floating solids, waste or visible foam-visualvaluereport only (N=0;Y=1)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year
Excess thermal loaddaily maximum≤ .746 mkcal/dayall year
Number of Eventsevent total≤ 5 #Jan, Feb, Mar, Apr, May, Nov, Dec
Number of Eventsevent total≤ 2 #Jun–Oct
Oil and grease visualvaluereport only (N=0;Y=1)all year

How strict are these limits?

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

Same industry: the 25 Lumber and Wood Products permits in Oregon.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OR0002585 · MCP: https://passage-data.com/mcp