| 2/6/04 | Sheen flowing from vessel into Beaverton Cove, Port of Friday Harbor assessed on-site, unrecoverable |
| 3/16/04 | Fire truck fuel spill into parking area in Eastsound, some fuel in storm drain – Fire district used sorbents at parking area, unrecoverable sheen on water |
| 3/26/04 | Unregistered vessel grounded onshore, damaged rudder; IOSA worked out salvage and fuel removal plan with USCG & Vessel Assist, owner returned in evening and took responsibility for vessel salvage |
| 5-27 thru 6/4/04 | Seiner vessel “Panther” sunk in Beaverton Cove; boom deployed, 5 gallon bucket of soft tar on bottom & misc. floating containers of petroleum-based materials removed, 80 gallons of hydraulic oil cleaned up at water’s surface, remaining 80 gallons of hydraulic pumped from vessel, then vessel raised & hauled out |
| 6/6/04 | Skiff sank w/gas can, Orcas, unrecoverable sheen was found |
| 6/16/04 | Sheen reported in Fisherman’s Bay; assessed on-site, unrecoverable sheen was found |
| 6/23/04 | Nordic tug grounded near Brown Island; Vessel Assist shut off fuel valve, rainbow sheen, unrecoverable |
| 6/25 thru 7/2/04 | Seiner vessel “Andrew Z” sunk in 60′ water between Brown Island & San Juan Island, hydraulic oil & diesel on water; boom deployed, fuel & oil cleaned up from water’s surface, approximately 350# oiled sorbents were disposed of |
| 7/17/04 | Vessel aground on Matia Island; State Parks assessed on-site, fuel valve was closed, unrecoverable sheen on water |
| 7/22/04 | Vessel anchored on submerged seiner “Andrew Z”, stirred up site; site checked for sheen, debris or recoverable oil, only unrecoverable sheen found |
| 8/12/04 | Mystery sheen 15′ offshore at American Camp; assessment determined sheen not caused by petroleum or hazardous material |
| 8/13/04 | Report of drum floating in Wasp Passage; drum had moved on by time of report |
| 8/14/04 | Report of life jackets & boat pillow floating in Reid Harbor, Stuart Island, maybe some oil, possible sunken boat; assessed on-scene, no boat, no spill present |
| 8/16/04 | Fuel spill at Rosario Marina, sheen assessed & found to be unrecoverable |
| 8/16/04 | Fuel spill at Shipyard Cove boat launch; owner cleaned up fuel |
| 10/4 thru 10/7/04 | Landing craft Rhino I capsized, laying submerged on port side near Hunter Bay dock, Lopez; boom deployed, divers assessed, pumped 150 gallons diesel fuel & 15 gallons hydraulic oil from vessel, small amounts of recoverable fuel on water were cleaned up |
| 10/14 thru 10/18/04 | Dalco Passage (Vashon Island) spill; IOSA teams worked on wildlife search & rescue operations |
| 11/4/04 | Report of possible spill at Blind Bay, Shaw Island; assessed, determined to not be oil |
| 11/5/04 | Bilge oil in Deer Harbor moving into lagoon; assessed on-site through afternoon, no recoverable fuel was found |
| 11/14/04 | White fluid spilling from Friday Harbor storm drain into bay; on-water assessment determined it was an unrecoverable non-petroleum substance; Town of FH investigated storm drains for source of material (probably paint) |
| 12/1/04 | Sheen near Port of Friday Harbor reported by WSF; assessed on-site, sheen had dissipated |
| 12/1/04 | Report of brown soot-like substance in water near Cattle Pass; responders on IOSA barge assessed & found streamers of soot/ash covering a wide area |
| 12/11/04 | Sheen reported from sunken “Andrew Z” in Friday Harbor, assessed, unrecoverable |
| 12/24 & 12/25/04 | WSF Sealth hit Reid Rock, returned to Friday Harbor dock with damaged hull & diesel fuel leaking into bilge; IOSA deployed boom around ferry as directed by USCG, no spill |
