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W55 Kenmore Air Seaplane Base
Seattle, Washington, USA

GOING TO SEATTLE?


FAA INFORMATION EFFECTIVE 20 FEBRUARY 2025

Location

FAA Identifier: W55
Lat/Long: 47-37-44.3530N 122-20-19.4560W
47-37.739217N 122-20.324267W
47.6289869,-122.3387378
(estimated)
Elevation: 14 ft. / 4 m (estimated)
Variation: 20E (1985)
From city: 1 mile N of SEATTLE, WA
Time zone: UTC -8 (UTC -7 during Daylight Saving Time)
Zip code: 98109

Seaplane Base Operations

Seaplane Base use: Open to the public
Activation date: 09/1947
Control tower: no
ARTCC: SEATTLE CENTER
FSS: SEATTLE FLIGHT SERVICE STATION
NOTAMs facility: SEA (NOTAM-D service available)
Attendance: DAWN-DUSK
Wind indicator: yes
Segmented circle: no
Landing fee: no, $150 TRANSIT DOCKING FEE.
International operations: customs landing rights airport

Seaplane Base Communications

CTAF: 122.9
WX ASOS at BFI (6 nm S): PHONE 206-658-6435
WX ASOS at RNT (10 nm SE): 126.95 (425-255-6080)
WX ASOS at SEA (11 nm S): PHONE 206-214-2592
WX ASOS at PAE (17 nm N): PHONE 425-355-6192
WX AWOS-3PT at PWT (19 nm SW): 121.2 (360-674-2811)

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
SEAr335/11.7SEATTLE VORTAC116.8019E
PAEr168/17.6PAINE VOR/DME110.6020E

Seaplane Base Services

Bottled oxygen: NONE
Bulk oxygen: NONE

Runway Information

Runway 16W/34W

Dimensions: 5000 x 500 ft. / 1524 x 152 m
Surface: water
RUNWAY 16W  RUNWAY 34W
Traffic pattern: leftleft

Seaplane Base Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: GREEN HORNET ENTERPRISES LLC, ET AL
P O BOX 82064
KENMORE, WA 98028
Phone 425-486-1257
OWNERS: GREEN HORNET ENTERPRISES LLC AND MUNRO BANKS HOLDCO INC.
Manager: SARAH FELLER
950 WESTLAKE AVENUE N
SEATTLE, WA 98109
Phone 425-486-1257
EXTN 2240.

Additional Remarks

APCH SURFACE DATA NOT CHECKED.
FUEL AVBL EMERG ONLY.
KENMORE AIR LAKE UNION DOCK FREQ 130.30.
FOR CD CTC SEATTLE APCH AT 206-214-4722.
FIVE TEMPO BUOYS HAVE BEEN PLACED ALONG THE NORTH-SOUTH CNTRLN OF LAKE UNION, EACH SEPARATED BY APPROXIMATELY 750FT, AND MARK THE APRX LOCATION OF THE PREFERRED SEAPLANE OPR AREA. THE BUOYS HAVE A YELLOW FLASHING LIGHT THAT CAN BE ACTVT BY FIVE CLICKS ON 122.9, TO ALERT BOATERS OF AN IMPENDING SEAPLANE TKOF OR LANDING. RUN TIME ON THE LIGHTS IS 60 SECONDS. THE BUOY/LIGHT SYSTEM IS ADVISORY ONLY, AND BOATERS ARE NOT REQUIRED TO CLEAR THE AREA. THE BUOYS WILL BE REMOVED WITHIN FIVE DAYS FOLLOWING LABOR DAY, OR EARLIER.
INCRD BOATING OPNS ON LAKE MAY 15 THRU SEP 15.
SPECIAL NOISE ABATEMENT RULES IN EFFECT CONTACT OPERATOR FOR PATTERN INFORMATION.
KITE FLYING IN PUBLIC PARK AT N END OF ARPT AND UAVS OPERATING AT THE N AND S ENDS.
NIGHT LANDINGS NOT RECOMMENDED DUE TO UNLIGHTED SMALL WATERCRAFT.
DO NOT TAXI CLOSER THAN 200 FT FM SHORELINE EXCP IN CLOSE PROXIMITY TO KENMORE AIR HARBOR.
ALL TAKEOFFS & LANDINGS IN CENTER OF LAKE.
WHEN CONSISTENT WITH SAFETY, AVOID 'ON THE STEP' OPERATIONS SOUTH AND WEST OF RED BUOY.
CALL 425-486-1257 X2010 FOR APVL AT LEAST 3 HRS PRIOR TO ARR. DOCKING FEE.

Instrument Procedures

There are no published instrument procedures at W55.

Some nearby airports with instrument procedures:

KBFI - Boeing Field/King County International Airport (6 nm S)
KRNT - Renton Municipal Airport (10 nm SE)
KSEA - Seattle-Tacoma International Airport (11 nm S)
KPAE - Seattle Paine Field International Airport (17 nm N)
S50 - Auburn Municipal Airport (19 nm S)
S43 - Harvey Field Airport (19 nm NE)
KPWT - Bremerton National Airport (19 nm SW)
 
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Area around W55 (Kenmore Air Seaplane Base)
 
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Aerial photo
WARNING: Photo may not be current or correct
Aerial photo of W55 (Kenmore Air Seaplane Base)
Photo taken 24-Jan-2007

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Sectional chart

 
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From to W55

Sunrise and sunset
Times for 03-Mar-2025
 Local
(UTC-8)
 Zulu
(UTC)
Morning civil twilight06:1614:16
Sunrise06:4714:47
Sunset17:5601:56
Evening civil twilight18:2702:27

Current date and time
Zulu (UTC)  04-Mar-2025 05:56:36
Local (UTC-8)  03-Mar-2025 21:56:36
 
METAR
KBFI 
5nm S 
040453Z 17004KT 10SM BKN021 OVC028 09/07 A3013 RMK AO2 SLP201 T00890072
KRNT 
9nm SE 
040526Z AUTO 19005KT 10SM SCT028 OVC035 09/06 A3013 RMK AO2 T00940061
KSEA 
11nm S 
040453Z 21005KT 10SM FEW015 BKN022 07/06 A3012 RMK AO2 SLP209 T00720061
KPAE 
17nm N 
040453Z 18008KT 10SM OVC041 09/06 A3011 RMK AO2 SLP199 T00940056
KPWT 
18nm SW 
040456Z AUTO 18003KT 10SM CLR 06/05 A3012 RMK AO2 SLP204 T00560050
TAF
KBFI 
5nm S 
040400Z 0404/0424 17005KT P6SM SCT020 BKN035 OVC050 TEMPO 0404/0406 BKN020 FM040800 VRB02KT P6SM OVC040 FM041800 15008KT P6SM -RA BKN035 OVC050 FM042100 17009G23KT P6SM -RA BKN030 OVC040
KSEA 
11nm S 
040220Z 0402/0506 19006KT P6SM SCT030 OVC040 FM040800 15004KT P6SM SCT035 OVC045 FM041800 19009KT P6SM -RA BKN035 OVC050 FM042100 20011G23KT 6SM -RA BR BKN030 OVC040 FM050200 22009G19KT P6SM OVC035
KPAE 
17nm N 
032122Z 0321/0418 VRB03KT P6SM SCT002 BKN005 OVC008 FM040400 16006KT 6SM BR BKN025 OVC040 FM040800 15008KT 1 1/2SM BR OVC003 FM041400 14006KT P6SM OVC050 FM041700 14009KT P6SM OVC035
KPWT 
18nm SW 
031733Z 0318/0418 21006KT P6SM FEW009 OVC015 FM040000 22006KT P6SM SCT015 BKN025 OVC035 FM040800 18006KT P6SM SCT025 BKN035 OVC050 FM041700 21005KT P6SM -RA OVC030
NOTAMs
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