The Port of Olympia

NPDES permit WA0040533 · Minor NON-POTW · administratively continued, expires 2026-04-30 · 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

2values over a limit

0required values missing, on 0 form(s)

0of 8 forms filed late

Last period with anything received: 2026-04-30. Most often over: Pentachlorophenol (2).

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WA permits in EPA's filings — check your permit).

Outfall 001, form MM (Monthly Effluent): every 1 month(s), 7 values

Limits in force (7)

Outfall	Parameter	Statistic	Limit	Months
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	Solids, total suspended	DAILY MX	<= 15 mg/L	all year
001	Benzo[a]pyrene	DAILY MX	report only (alert)	all year
001	Pentachlorophenol	AVERAGE	<= 1 ug/L	all year
001	Flow	DAILY MX	report only (alert)	all year
001	Flow	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