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Lumber and Wood Products — NPDES discharge permits in California

Of the 3 permits in EPA's SIC 24 in CA, 1 went over a limit between 2025-10-01 and 2026-09-30 (96Hr Acute Ceriodaphn. Dubia % Srv: 1); 1 has no reports in EPA's file for that window. 2 are past the expiry date EPA's file holds; 1 has a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
California Redwood Co & Trinity River Timber Co
CA0005932 · Sawmills And Planing Mills, General
Over a limit 1×: 96Hr Acute Ceriodaphn. Dubia % Srv (1×)Permit past the expiry date EPA's file holds
COLLINS PINE COMPANY
CA0004391 · Sawmills And Planing Mills, General
No reports in EPA's file for the windowPermit past the expiry date EPA's file holds
Sierra Pacific Industries
CA0081400 · Sawmills And Planing Mills, General
No value over a limitRenewal application due Feb 1, 2027

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=CA&sic=24, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states