Grand Coulee Dam Airport (3W7)

3W7
Grand Coulee Dam Airport (3W7)
Electric City, WA
Location & QuickFacts
FAA Information Effective 2026-07-09
Airport Identifier 3W7
Airport Status Operational
Longitude/Latitude 119°4'58.8000" W / 47°55'19.4000" N
-119.083000 / 47.922056 (Estimated)
Elevation 1593.10 ft / 485.58 m (Surveyed)
Land 220 acres
From nearest city 2 nautical miles SW of Electric City, WA
Location Grant County, WA
Magnetic Variation 15E (2020)
Owner & Manager
Ownership Publicly owned
Owner GRANT CO PORT DIST NR 7
Address P.O. BOX 616
GRAND COULEE, WA 99133
Phone number 509-631-4797
Manager ROBERT BABLER
Address P.O. BOX 182
GRAND COULEE, WA 99133
Phone number 509-631-4797
Airport Operations and Facilities
Airport Use Open to public
Wind indicator Yes
Segmented Circle Yes
Control Tower NON-ATCT
Lighting Schedule SEE RMK
Beacon Color White-Green (lighted land airport)
Landing fee charge No
Sectional chart SEATTLE
Region ANM - Northwest Mountain
Responsible ARTCC ZSE - SEATTLE
Tie-in FSS SEA - SEATTLE
FSS on Airport No
FSS Toll Free 1-800-WX-BRIEF
NOTAMs Facility SEA (NOTAM-d service available)
Airport Communications
CTAF 122.9 MHz
AWOS-3PT 3W7 (509-631-8955)
Airport Services
Airframe repair NONE
Power plant repair NONE
Bottled oxygen NONE
Bulk oxygen NONE
Transient storage Tiedown
Runway Information
Runway 04/22
Dimensions 4203 x 75 ft (1281 x 23 m)
Surface ASPH (GOOD)
Surface treatment
Edge lights Medium
04 22
Alignment 51° 231°
Physical elevation 1588.70 ft 1589.00 ft
Coordinates 47.918446 / -119.089699 47.925647 / -119.076323
Traffic pattern Left Right
Runway marking Basic , Good Condition Non-precision instrument , Good Condition
VGSI 2-light PAPI on left
Runway end lights Yes
Remarks
  • GEESE & WILDLIFE INVOF RWY.
  • FOR CD CTC SEATTLE ARTCC AT 253-351-3694.