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Wood Preserving, Jasper, Oregon. NPDES permit OR0042994 expired Jun 30, 2014; its limits still apply. Last 12 months: over a limit once (last October 2025). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Copper, total [as Cu], daily maximum | .019 mg/L | ≤ .014 mg/L | 36% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 50 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 75 mg/L | all year | 001 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Arsenic, total [as As] | monthly average | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | monthly average | ≤ .01 mg/L | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ .014 mg/L | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 001 |
| Chromium, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic | monthly average | ≤ .05 mg/L | all year | 001 |
| Arsenic | daily maximum | ≤ .079 mg/L | all year | 001 |
| Rainfall | monthly average | report only (in) | all year | 001 |
| Rainfall | daily maximum | report only (in) | all year | 001 |
| Formaldehyde | monthly average | report only (mg/L) | all year | 001 |
| Chromium, hexavalent tot recoverable | monthly average | ≤ .01 mg/L | all year | 001 |
| Chromium, hexavalent tot recoverable | daily maximum | ≤ .015 mg/L | all year | 001 |
| Oil and grease visual | value | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 50 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 75 mg/L | all year | 002 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Arsenic, total [as As] | monthly average | report only (mg/L) | all year | 002 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total [as Cu] | monthly average | ≤ .01 mg/L | all year | 002 |
| Copper, total [as Cu] | daily maximum | ≤ .012 mg/L | all year | 002 |
| Chromium, total recoverable | monthly average | report only (mg/L) | all year | 002 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Arsenic | monthly average | ≤ .05 mg/L | all year | 002 |
| Arsenic | daily maximum | ≤ .079 mg/L | all year | 002 |
| Formaldehyde | monthly average | report only (mg/L) | all year | 002 |
| Chromium, hexavalent tot recoverable | monthly average | ≤ .01 mg/L | all year | 002 |
| Chromium, hexavalent tot recoverable | daily maximum | ≤ .015 mg/L | all year | 002 |
| Oil and grease visual | value | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 002 |
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/OR0042994 · MCP: https://passage-data.com/mcp