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69WT Quartermaster Harbor Seaplane Base
Vashon, Washington, USA

FAA INFORMATION EFFECTIVE 25 DECEMBER 2025

Location

FAA Identifier: 69WT
Lat/Long: 47-23-34.3320N 122-27-37.5840W
47-23.572200N 122-27.626400W
47.3928700,-122.4604400
(estimated)
Elevation: 0 ft. / 0 m (estimated)
From city: 3 miles S of VASHON, WA
Time zone: UTC -8 (UTC -7 during Daylight Saving Time)
Zip code: 98070

Seaplane Base Operations

Seaplane Base use: Private use. Permission required prior to landing
Activation date: 04/2021
Control tower: no
ARTCC: SEATTLE CENTER
FSS: SEATTLE FLIGHT SERVICE STATION
Attendance: 
Segmented circle: no

Seaplane Base Communications

CTAF: 122.9
WX ASOS at SEA (7 nm NE): PHONE 206-214-2592
WX ASOS at TIW (9 nm SW): PHONE 253-858-6507
WX ASOS at BFI (10 nm NE): PHONE 206-658-6435
WX ASOS at RNT (12 nm NE): 126.95 (425-255-6080)
WX AWOS-3PT at PWT (14 nm NW): 121.2 (360-674-2811)
WX ASOS at TCM (15 nm S): PHONE 253-982-3434
WX AWOS-3 at PLU (19 nm S): 128.575 (253-848-2748)

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
SEAr228/6.6SEATTLE VORTAC116.8019E
OLMr016/31.0OLYMPIA VORTAC113.4019E
PAEr173/32.5PAINE VOR/DME110.6020E

Seaplane Base Services

Runway Information

Runway 4W/22W

Dimensions: 5637 x 200 ft. / 1718 x 61 m
Surface: water
RUNWAY 4W  RUNWAY 22W
Latitude: 47-23.712583N47-24.191400N
Longitude: 122-27.667783W122-26.498400W
Elevation: 0.0 ft.0.0 ft.
Traffic pattern: rightleft

Runway 15W/33W

Dimensions: 4226 x 200 ft. / 1288 x 61 m
Surface: water
RUNWAY 15W  RUNWAY 33W
Latitude: 47-24.100790N47-23.430590N
Longitude: 122-26.806800W122-26.535000W
Elevation: 0.0 ft.0.0 ft.
Traffic pattern: rightleft

Seaplane Base Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: KEVAN YALOWITZ
9745 SW HARBOR DR
VASHON, WA 98070
Phone 2026412050
Manager: KEVAN YALOWITZ
9745 SW HARBOR DR
VASHON, WA 98070
Phone 2026412050
KEVAN@KEVANYALOWITZ.COM

Instrument Procedures

There are no published instrument procedures at 69WT.

Some nearby airports with instrument procedures:

KSEA - Seattle-Tacoma International Airport (7 nm NE)
KTIW - Tacoma Narrows Airport (9 nm SW)
S50 - Auburn Municipal Airport (10 nm E)
KBFI - Boeing Field/King County International Airport (10 nm NE)
KRNT - Renton Municipal Airport (12 nm NE)
KPWT - Bremerton National Airport (14 nm NW)
KTCM - McChord Field Airport (Joint Base Lewis-McChord) (15 nm S)
KPLU - Pierce County Airport/Thun Field (19 nm S)
KGRF - Gray Army Airfield (Joint Base Lewis-McChord) (19 nm S)
  
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Aerial photo
No photo
 
Airport distance calculator
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From to 69WT

Sunrise and sunset
Times for 06-Jan-2026
 Local
(UTC-8)		 Zulu
(UTC)
Morning civil twilight07:2215:22
Sunrise07:5815:58
Sunset16:3400:34
Evening civil twilight17:0901:09

Current date and time
Zulu (UTC)  06-Jan-2026 18:00:58
Local (UTC-8)  06-Jan-2026 10:00:58
 
METAR
KSEA 
7nm NE 		061753Z 18013G23KT 5SM -RA BR OVC025 04/03 A2979 RMK AO2 SLP097 P0005 60011 T00440028 10061 20044 56021 $
KTIW 
9nm SW 		061753Z 19016G26KT 10SM -RA OVC019 05/03 A2980 RMK AO2 PK WND 19026/1746 SLP093 P0008 60025 T00500033 10061 20050 58019
KBFI 
11nm NE 		061753Z 18014G21KT 4SM -RA BR OVC032 06/03 A2980 RMK AO2 SLP090 P0005 60009 T00560033 10072 20050 56022
KRNT 
12nm NE 		061753Z 16008KT 6SM -RA BR OVC029 06/04 A2980 RMK AO2 SLP097 P0003 60005 T00560039 10072 20050 56021
KPWT 
13nm NW 		061656Z AUTO 20013G20KT 10SM -RA OVC008 04/04 A2980 RMK AO2 CIG 006V013 SLP096 P0006 T00390039
KTCM 
17nm S 		061750Z AUTO 18011KT 10SM -RA OVC019 05/04 A2980 RMK AO2 SLP097 $
KPLU 
19nm S 		061735Z AUTO 17010KT 10SM -DZ SCT031 OVC037 06/02 A2982 RMK AO2
TAF
KSEA 
7nm NE 		061349Z 0614/0718 18010G22KT P6SM -SHRA BKN027 BKN035 OVC050 FM061600 20018G32KT 4SM -RA BR BKN020 OVC030 FM062200 18016G25KT 3SM -SHRA BR BKN009 OVC015 FM070600 23010G20KT 6SM -SHRA BR OVC019 FM071100 21010KT 6SM -SHRA BR BKN020 OVC027 FM071700 20011G21KT 5SM -SHRA BR BKN012 OVC020
KBFI 
11nm NE 		061732Z 0618/0718 20018G32KT 4SM -RA BR BKN020 OVC030 FM062100 18014G24KT 3SM -RA BR BKN008 OVC014 FM070600 23010G20KT 6SM -SHRA BR OVC019 FM071100 21010KT 6SM -SHRA BR BKN020 OVC027 FM071700 18010G20KT 5SM -SHRA BR OVC020
KPWT 
13nm NW 		061350Z 0614/0712 21015G24KT P6SM BKN008 BKN015 OVC025 FM061600 20015G30KT 2SM -RA BR BKN004 OVC015 FM062200 22010G20KT 4SM -RA BR SCT007 OVC013 FM070400 24010G20KT 6SM -SHRA BR OVC022 FM071100 23009KT 6SM -SHRA BR OVC022
KTCM 
17nm S 		061300Z 0613/0719 19012G18KT 9000 -SHRA BKN025 OVC035 QNH2989INS BECMG 0615/0616 19012G25KT 8000 -SHRA BKN015 OVC030 610309 510005 QNH2986INS BECMG 0620/0621 19015G35KT 8000 -SHRA BKN015 OVC030 610309 510005 QNH2973INS TEMPO 0621/0624 6000 SHRA BKN005 BECMG 0701/0702 21010G20KT 9000 -SHRA BKN008 OVC015 610309 510005 QNH2968INS BECMG 0707/0708 20010G18KT 9999 VCSH BKN015 610309 QNH2972INS BECMG 0711/0712 20010G18KT 9999 NSW BKN015 QNH2975INS BECMG 0715/0716 19010G18KT 9000 -SHRA BKN015 OVC030 610
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