Washington State Dept. of Ecology

NPDES permit WA0991068 · Minor NON-POTW · effective, expires 2030-08-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

0values over a limit
9required values missing, on 6 form(s)
2of 6 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (16)

OutfallParameterStatisticLimitMonths
GWETemperature, water deg. centigradeSingle Rdg report only (alert) all year
GWEOxygen, dissolved [DO]Single Rdg report only (alert) all year
GWEpHDAILY MN >= 6 SU all year
GWEpHDAILY MX <= 8.5 SU all year
GWEIron, total [as Fe]Single Rdg report only (alert) all year
GWELead, total [as Pb]DAILY MX <= 15 ug/L all year
GWEBenzene, ethylbenzene, toluene, xylene combinationDAILY MX <= 100 ug/L all year
GWEBenzeneDAILY MX <= 5 ug/L all year
GWETotal Petroleum Hydrocarbons - DieselDAILY MX <= 1000 ug/L all year
GWETotal Petroleum Hydrocarbons - GasolineDAILY MX <= 1000 ug/L all year
GWEFlowSingle Rdg report only (alert) all year
GWIIron, total [as Fe]Single Rdg report only (alert) all year
GWIBenzene, ethylbenzene, toluene, xylene combinationSingle Rdg report only (alert) all year
GWIBenzeneSingle Rdg report only (alert) all year
GWITotal Petroleum Hydrocarbons - DieselSingle Rdg report only all year
GWITotal Petroleum Hydrocarbons - GasolineSingle Rdg 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