Passage Data · Check a report · Use it from your AI

The Dalles Lock and Dam

Federal facility (Electric Services), The Dalles, Washington. NPDES permit WA0026701, in force until Jun 30, 2028. Last 12 months: no values over a limit, 9 required values missing, 1 of 242 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due

About 20 days after each period: outfall 001 form A monthly (15 values), outfall 002 form A monthly (15 values), outfall 003 form A monthly (15 values), outfall 004 form A monthly (15 values), outfall 005 form A monthly (15 values), outfall 006 form A monthly (15 values), and 16 more forms

Renewal application due

Jan 2, 2028 · 180 days before expiry; your permit may set another date

Last report on file

August 2026

Oct 2024 – Sep 2025

1 value over a limit, 5 required values missing, 1 of 264 reports late

Limits in force (285)

How strict are these limits?

• pH, instantaneous minimum at least 7 SU — stricter than 95% of 72 other minor federal facilities nationwide; 4% have the same limit
• Oil & Grease, daily maximum 5 mg/L — stricter than 78% of 84 other minor federal facilities nationwide; 20% have the same limit
• pH, instantaneous maximum 8.5 SU — stricter than 71% of 74 other minor federal facilities nationwide; 27% have the same limit

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

Same industry: the 21 Electric Services permits in Washington.

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WA0026701 · MCP: https://passage-data.com/mcp