Lake Washington Ship Canal · WS-01
Hiram M Chittenden Locks
Wait-time history, barge traffic and lock information for Hiram M Chittenden Locks on the Lake Washington Ship Canal. Includes data coverage and source definitions.
- Waterway
- Lake Washington Ship Canal
- Location
- Seattle, WA
- River mile
- 0.0
- Chamber length (ft)
- 825.0
- Chamber width (ft)
- 80.0
- Opened
- 1916.0
Recorded traffic and wait times
| Lock | Waterway | Lockages | Barges | Median commercial wait |
|---|---|---|---|---|
| Hiram M Chittenden Locks (WS-01) | Lake Washington Ship Canal | 1,101 | 66 | 0.33 h |
90th-percentile commercial wait: 0.60 hours. Commercial lockages recorded: 65.
Recorded arrivals: 2026-09-04T15:03 to 2026-10-04T14:42 (PST, as reported).
No live status available for this lock.
Page data built 2026-10-05T14:17:12Z. Wait means arrival to start of lockage. Recent completed passages may understate delays while other tows remain waiting. See definitions and limitations.