What kind of ship is WSF CHIMACUM?

WSF CHIMACUM is a passenger ship sailing under the flag of United States, built in 2017 by Vigor Marine Group. The vessel is 110 m long with a beam of 25 m.

What sanctions and inspection records does Voydar hold for WSF CHIMACUM?

Voydar has no matched sanctions record displayed for WSF CHIMACUM from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for WSF CHIMACUM. Missing records do not establish whether the ship has been detained.

WSF CHIMACUM

Passenger ship · United States · built 2017 · AIS Class A

IMO9801770MMSI367712660Call signWDI5854Last AIS position Oct 4, 2026, 07:56 UTC

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In short

WSF CHIMACUM (Passenger ship, United States flag) was last seen on AIS on Oct 4, 2026, 07:56 UTC, under way at 11.4 kn, near Seattle (North Pacific Ocean). Its reported AIS draught is 7.3 m (voyage report via AISstream.io global terrestrial AIS, received Oct 4, 2026, 07:21 UTC). Its last detected port call was at Seattle: arrived Oct 4, 2026, left Oct 4, 2026.

Vessel type: Passenger ship
Flag: United States
Year built: 2017
Gross tonnage: —
Size (length × beam): 110 m × 25 m
Registered owner: —

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Last reported position

received Oct 4, 2026, 07:56 UTC

Position: 47.6017° N, 122.3533° W
Area: North Pacific Ocean
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 11.4 kn
Course: 272°
Heading: 272°

47.6017° N, 122.3533° W

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Last 30 days: at least 12 port calls (Seattle and Bremerton).

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

A year of history in the Terminal (Plus) · the full archive since June 1, 2026 (Pro)

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Identity & particulars

Name: WSF CHIMACUM
IMO numberWhat is an IMO number?: 9801770
MMSIWhat is an MMSI?: 367712660
Call signWhat is a call sign?: WDI5854
Flag: United States
Vessel type: Passenger ship
AIS ship type: Passenger
Gross tonnageGross tonnage vs deadweight: —
Length overall: 110 m
Beam: 25 m
Year built: 2017

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

Builder: Vigor Marine Group
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Oct 4, 2026, 06:02 UTC	Left SeattleAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 05:08 UTC	Arrived at SeattleAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 04:28 UTC	Left BremertonAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 03:48 UTC	Arrived at BremertonAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 00:57 UTC	Left SeattleAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 00:15 UTC	Arrived at SeattleAIS-detected	Voydar port-call detector (AIS geofence)

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

Port	Arrived	Departed	Time in port
Seattle USSEA	Oct 4, 2026, 05:08 UTC	Oct 4, 2026, 06:02 UTC	54 min
Bremerton USPWT	Oct 4, 2026, 03:48 UTC	Oct 4, 2026, 04:28 UTC	39 min
Seattle USSEA	Oct 4, 2026, 00:15 UTC	Oct 4, 2026, 00:57 UTC	42 min
Bremerton USPWT	Oct 3, 2026, 22:50 UTC	Oct 3, 2026, 23:33 UTC	42 min
Seattle USSEA	Oct 3, 2026, 21:33 UTC	Oct 3, 2026, 22:18 UTC	45 min
Seattle USSEA	Oct 3, 2026, 14:18 UTC	Oct 3, 2026, 15:03 UTC	44 min
Bremerton USPWT	Oct 3, 2026, 08:52 UTC	Oct 3, 2026, 13:38 UTC	4 h 45 min
Seattle USSEA	Oct 3, 2026, 04:57 UTC	Oct 3, 2026, 06:00 UTC	1 h 3 min
Bremerton USPWT	Oct 2, 2026, 22:51 UTC	Oct 2, 2026, 23:40 UTC	50 min
Seattle USSEA	Oct 2, 2026, 21:30 UTC	Oct 2, 2026, 22:22 UTC	52 min
Seattle USSEA	Oct 2, 2026, 16:47 UTC	Oct 2, 2026, 17:28 UTC	41 min
Bremerton USPWT	Oct 2, 2026, 15:31 UTC	Oct 2, 2026, 16:05 UTC	34 min

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

About WSF CHIMACUM

MV Chimacum is the third vessel of the Olympic-class auto ferries for the Washington State Ferries system. The ship was built by Vigor Industrial at their shipyard in Seattle, Washington and entered service on the Seattle–Bremerton route in 2017.

Summary from Wikipedia, licensed CC BY-SA.

Frequently asked questions

Where is WSF CHIMACUM now?: WSF CHIMACUM (Passenger ship, United States flag) was last seen on AIS on Oct 4, 2026, 07:56 UTC, under way at 11.4 kn, near Seattle (North Pacific Ocean).
What kind of ship is WSF CHIMACUM?: WSF CHIMACUM is a passenger ship sailing under the flag of United States, built in 2017 by Vigor Marine Group. The vessel is 110 m long with a beam of 25 m.
What sanctions and inspection records does Voydar hold for WSF CHIMACUM?: Voydar has no matched sanctions record displayed for WSF CHIMACUM from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for WSF CHIMACUM. Missing records do not establish whether the ship has been detained.

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