Motive Power Marine Shipyard

NPDES permit WA0041106 · Minor NON-POTW · effective, expires 2029-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (10)

OutfallParameterStatisticLimitMonths
002pHMAXIMUM <= 9 SU all year
002pHMINIMUM >= 6 SU all year
002Solids, total suspendedDAILY MX <= 30 mg/L all year
002Oil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
002Copper, total [as Cu]DAILY MX <= 14 ug/L all year
002Lead, total [as Pb]DAILY MX <= 81.6 ug/L all year
002Zinc, total [as Zn]DAILY MX <= 117 ug/L all year
002Total Petroleum Hydrocarbons - DieselDAILY MX <= 10 mg/L all year
002Mercury, total [as Hg]DAILY MX report only (alert) all year
002Mercury, total [as Hg]MO AVG report only (alert) all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states