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69WTSeaplane Base

QUARTERMASTER HARBOR

VASHON, Washington

Private usePrivate0 ft MSL

Seaplane Base Information

Facility Type

SEAPLANE BASE

Elevation

0 ft MSL

Ownership

Private

Use

Private use

Coordinates

47.3929, -122.4604

County

KING

Water Lanes

IDLengthWidthSurface
04W/22W5,637 ft200 ftWATER
15W/33W4,226 ft200 ftWATER

Frequencies

TypeFrequencyName
CTAF122.9QUARTERMASTER HARBOR

Floatplane intelligence for 69WT

Live weather, decoded NOTAMs, AI briefings. Included in every AeroCopilot plan from $7.99/month.

Source: FAA NASR (seaplane base facility, water lanes, frequencies). Updated 2026-05-12 15:49 UTC.

69WT — QUARTERMASTER HARBOR | Seaplane Base | AeroCopilot