Lake Sawyer Double Ee Seaplane Base

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Location

Latitude: 
 47-20-00.0000N (47.333333)
Longitude: 
 122-02-00.0000W (-122.033333)
Elevation: 
 520.0 feet MSL (158 m MSL)
Magnetic Variation: 
 14.9 E (as of December 2025 from WMM2020 model)
Time Zone: 
 UTC -8.0 (Standard Time)
UTC -7.0 (Daylight Savings Time)
From City: 
 03 N.M. NNW of Black Diamond, Washington
Found On: 
 Seattle Chart
FAA Region: 
 ANM

Contacts

Manager: 
Privately owned: 
ERIC EKNES
29810 224TH AVE SE
BLACK DIAMOND, WA 98010
206-618-2308		 ERIC EKNES
29810 224TH AVE SE
BLACK DIAMOND, WA 98010
206-618-2308

Operations

Airport Status: 
 Operational
Facility Use: 
 Private
Type: 
 Seaplane Base
Activation Date: 
 11/2018
Control tower: 
 No
Boundary ARTCC: 
 ZSE (Seattle)
Responsible ARTCC: 
 ZSE (Seattle)
Traffic Pattern Altitude (MSL): 
 1520 feet (463 m)

Based Aircraft

Annual Operations (as of )

Communications

       

    Fixed Based Operators (FBOs) & Fuel

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    Flight Service Stations

    Primary Alternate
    FSS on Field: 
    FSS Name (ID):  Seattle(SEA)
    Frequency: 
    Toll Free Phone:  1-800-WX-BRIEF

    Instrument Procedures / Charts

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    Navigation Aids (Navaids) near WA41

    Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

    Nearby Airports with Fuel

    Dist (NM) Name (Airport IDs) True Hdg Mag Hdg Fuel Grade
    2.9 Norman Grier Field Airport
    (S36)    		 274 259 100LL
    7.9 Auburn Municipal Airport
    (S50)    		 267 252 100LL, Jet A
    12.1 Renton Municipal Airport
    (RNT KRNT RNT)    		 322 307 100LL, Jet A, Jet A+
    13.3 Seattle-Tacoma International Airport
    (SEA KSEA SEA)    		 301 286 Jet A, Jet A-1
    16.1 Boeing Field/King County International Airport
    (BFI KBFI BFI)    		 317 302 100LL, Jet A
    17.2 Pierce County/Thun Field Airport
    (KPLU PLU)    		 217 202 100LL
    21.6 Kenmore Air Seaplane Base
    (LKE W55)    		 325 310 100LL, Jet A
    22.5 Tacoma Narrows Airport
    (TIW KTIW TIW)    		 260 245 100LL, Jet A
    31.2 Bremerton Ntl Airport
    (PWT KPWT PWT)    		 287 272 100LL, Jet A
    32.3 First Air Field Airport
    (W16)    		 2 347 100ll
    34.4 Harvey Field Airport
    (S43)    		 355 340 100LL, Jet A
    35.9 Seattle Paine Field International Airport
    (PAE KPAE PAE)    		 343 328 100LL, Jet A
    41.6 Olympia Regional Airport
    (OLM KOLM OLM)    		 238 223 100LL, Jet A
    45.7 Sanderson Field Airport
    (SHN KSHN SHN)    		 262 247 100LL, Jet A
    49.9 Arlington Municipal Airport
    (KAWO AWO)    		 354 339 100LL, Jet A
    53.4 Jefferson County International Airport
    (TWD 0S9)    		 324 309 100LL
    55.3 Chehalis-Centralia Airport
    (CLS KCLS CLS)    		 224 209 100LL, Jet A
    60.4 Ed Carlson Meml Field/South Lewis County Airport
    (TDO KTDO TDO)    		 211 196 100LL
    60.8 Delaurentis Airport
    (ODW KOKH OKH)    		 335 320 100LL
    63.8 Cashmere-Dryden Airport
    (8S2)    		 79 64 100LL

    Notices to Airmen (NOTAMS)

    NOTAMs

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    Remarks

    No remarks for this landing facility

    Runways

    Runway Summary

    Runways: 15W/33W
    Longest Runway: 15W/33W is 6055 ft (1846 m) long
    Runways with an Instrument Approach:

    WA41 Airport Runway Details

    Runway 15W/33W  6055 ft x 300 ft (1846 m x 91 m)
    Surface:  Water - Fair condition - No special surface treatment

    Runway 15W

    Runway 33W
    Glide Path Angle: 
    		 0.0 degrees 0.0 degrees
    Traffic Pattern: 
    		 Right Right

    Services

    Airframe Repair: 
    		 None
    Powerplant Repair: 
    		 None
    Bottled Oxygen: 
    		 None
    Bulk Oxygen: 
    		 None
    Fuel Available: 
    		 100LL
    Landing Fees: 
    		 No
    Parking: 
    		 Tiedowns available

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    Maps & Diagrams

    WA41 Sectional

    Flight Planning
    at skyvector.com

    WA41 Diagram


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