Spills · mystery_substance

Lake washington, wa

Mystery Slick; Lake Washington, Wa · NOAAORR-1185

issued: 2004-05-25 00:00Z
status: cancelled 2004-06-08 00:00Z
self-cancels: 2004-06-08 00:00Z
authority: NOAA OR&R
sea: The Coastal Waters of Southeast Alaska and British Columbia
position: 47.600, -122.200
source: incidentnews · first seen 2026-09-03 15:09Z

Original warning text

Mystery Slick; Lake Washington, WA.
Lake Washington, WA.
1. EPA Region 10 called to notify NOAA of a mystery slick on Lake Washington near Kirkland Harbor. No support was requested.
2. THREAT: OIL. COMMODITY: DIESEL. TAGS: MYSTERY SUBSTANCE.
3. POSITION 47.600N 122.200W. NOAA INCIDENTNEWS 1185: https://incidentnews.noaa.gov/incident/1185

This area · spills & pollution incidents

406 within 180 nm since 1984 · 11 in the last 12 months · 0 in force now

Joseph sinking; seattle, washington2026-08-06
3414 a california st, everett, wa 98201, USA2026-07-18
Olalla, wa 98359, USA2026-06-15
Mystery bunker oil discharge; pier 2, astoria, oregon2026-05-29
Longview, wa, USA2026-05-26
Grays harbor, wa, USA2025-11-17

Season · when spills & pollution incidents happen here

month of issue, all years in the archive

Timeline · 2 messages since 2004-05-25 · closed 2004-07-13

Lake washington, wa this message2004-05-25 → 2004-06-08
Ammonia leak from derelict F/V; verbal/aloha 2. threat: chemical2004-06-29 → 2004-07-13

joined by proximity

Nearby now · within 120 nm

Uscg remote communication facility astoria (w) 46-10.00N 123-49.00W off airNav aids · 108.7 nm

Worldwide now

8 spills & pollution incidents in force · see all

Spills

Oil and chemical spills, groundings and vessel casualties with a pollution threat: NOAA IncidentNews responses since 1957, and spill-response areas broadcast as navigational warnings. All current spills & pollution incidents →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.