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Defense, Navy

Federal facility (Ship Building And Repairing), Silverdale, Washington. NPDES permit WA0025577, in force until Dec 31, 2028. Last 12 months: no values over a limit, 2 required values missing, 1 of 25 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (4 values), outfall 001 form Q quarterly (3 values), outfall 002 form A monthly (1 value)
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 6 required values missing, 0 of 28 reports late

Limits in force (11)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademaximum 7-day averagereport only (deg C)all year001
Temperature, water deg. centigrademaximum 7-day average≤ 19 deg CJan, Feb, Mar, Apr, Oct, Nov, Dec001
Temperature, water deg. centigrademaximum 7-day average≤ 5.9 deg CMay–Sep001
pHsingle grab samplereport only (SU)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Copper, total [as Cu]daily maximumreport only (ug/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year001
Velocity of intakemonthly averagereport only (ft/sec)Dec001
Velocity of intakedaily averagereport only (ft/sec)Dec001
Oil and grease visualinstantaneous maximumreport only (N=0;Y=1)all year002

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

Same industry: the 13 Transportation Equipment permits in Washington.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WA0025577 · MCP: https://passage-data.com/mcp