FAA INFORMATION EFFECTIVE 22 JANUARY 2026
Location
| FAA Identifier: | 3W7 |
| Lat/Long: | 47-55-19.4000N 119-04-58.8000W 47-55.323333N 119-04.980000W 47.9220556,-119.0830000 (estimated) |
| Elevation: | 1593.1 ft. / 485.6 m (surveyed) |
| Variation: | 15E (2020) |
| From city: | 2 miles SW of ELECTRIC CITY, WA |
| Time zone: | UTC -8 (UTC -7 during Daylight Saving Time) |
| Zip code: | 99123 |
Airport Operations
| Airport use: | Open to the public |
| Activation date: | 10/1972 |
| Control tower: | no |
| ARTCC: | SEATTLE CENTER |
| FSS: | SEATTLE FLIGHT SERVICE STATION |
| NOTAMs facility: | SEA (NOTAM-D service available) |
| Attendance: | UNATNDD |
| Wind indicator: | lighted |
| Segmented circle: | yes |
| Lights: | ACTVT REIL RWY 22; PAPI RWY 22; MIRL RWY 04/22 - CTAF. |
| Beacon: | white-green (lighted land airport) Operates sunset to sunrise. |
Airport Communications
| CTAF: | 122.9 |
| WX AWOS-3PT: | 128.325 (509-631-8955) |
| WX AWOS-2 at 2S8 (17 nm SE): | 124.175 (509-647-0337) |
- APCH/DEP SVC PRVDD BY SEATTLE ARTCC (ZSE) ON FREQS 126.1/291.6 (MARLIN RCAG).
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
| EPHr002/35.4 | | EPHRATA VORTAC | | 112.60 | | 21E |
Airport Services
| Parking: | tiedowns |
| Airframe service: | NONE |
| Powerplant service: | NONE |
| Bottled oxygen: | NONE |
| Bulk oxygen: | NONE |
Runway Information
Runway 4/22
| Dimensions: | 4203 x 75 ft. / 1281 x 23 m |
| Surface: | asphalt, in good condition |
| Weight bearing capacity: | |
| Runway edge lights: | medium intensity |
| RUNWAY 4 | | RUNWAY 22 |
| Latitude: | 47-55.106768N | | 47-55.538815N |
| Longitude: | 119-05.381922W | | 119-04.579373W |
| Elevation: | 1588.7 ft. | | 1589.0 ft. |
| Traffic pattern: | left | | right |
| Runway heading: | 036 magnetic, 051 true | | 216 magnetic, 231 true |
| Markings: | basic, in good condition | | nonprecision, in good condition |
| Visual slope indicator: | | | 2-light PAPI on left (4.20 degrees glide path) |
| Runway end identifier lights: | | | yes |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | 490 ft. hill, 9000 ft. from runway, 17:1 slope to clear 15 FT TREE 61 FT FM THR, 73 FT LEFT & DITCH 27 FT FM THR, 91 FT RIGHT. | | 30 ft. gnd, 1195 ft. from runway, 33:1 slope to clear BRUSH 79 FT RIGHT; SLP & BRUSH 100 FT FM THR, 99 FT LEFT. |
Airport Ownership and Management from official FAA records
| Ownership: | Publicly-owned |
| Owner: | GRANT CO PORT DIST NR 7 P.O. BOX 616 GRAND COULEE, WA 99133 Phone 509-631-4797 |
| Manager: | ROBERT BABLER P.O. BOX 182 GRAND COULEE, WA 99133 Phone 509-631-4797 |
Additional Remarks
| - | GEESE & WILDLIFE INVOF RWY. |
| - | FOR CD CTC SEATTLE ARTCC AT 253-351-3694. |
Instrument Procedures
NOTE: All procedures below are presented as PDF files. If you need a reader for these files, you should download the free Adobe Reader.NOT FOR NAVIGATION. Please procure official charts for flight. FAA instrument procedures published for use from 22 January 2026 at 0901Z to 19 February 2026 at 0900z.
IAPs - Instrument Approach Procedures |
| RNAV (GPS) Y RWY 22 | |
download (221KB) |
| RNAV (GPS) Z RWY 22 | |
download (242KB) |
| NOTE: Special Alternate Minimums apply | |
download (213KB) |
|
| SINGG ONE (OBSTACLE) (RNAV) | |
download (200KB) |
| NOTE: Special Take-Off Minimums/Departure Procedures apply | |
download (558KB) |
Other nearby airports with instrument procedures:
2S8 - Wilbur Airport (17 nm SE)
KOMK - Omak Airport (37 nm NW)
KEPH - Ephrata Municipal Airport (41 nm SW)
KMWH - Grant County International Airport (44 nm S)
KEAT - Pangborn Memorial Airport (55 nm SW)
|
|

Road maps at:
MapQuest
Bing
Google
| Aerial photo |
WARNING: Photo may not be current or correct
Photo taken 23-Jun-2020
looking east-northeast at 1800’ MSL.
Do you have a better or more recent aerial photo of Grand Coulee Dam Airport that you would like to share? If so, please send us your photo.
|
| Sectional chart |
|
| Airport distance calculator |
|
|
| Sunrise and sunset |
|
Times for 13-Feb-2026
| | Local (UTC-8) | | Zulu (UTC) |
| Morning civil twilight | | 06:35 | | 14:35 |
| Sunrise | | 07:07 | | 15:07 |
| Sunset | | 17:14 | | 01:14 |
| Evening civil twilight | | 17:47 | | 01:47 |
|
| Current date and time |
| Zulu (UTC) | 13-Feb-2026 14:30:21 |
| Local (UTC-8) | 13-Feb-2026 06:30:21 |
|
| METAR |
KOMK 37nm NW | 131353Z AUTO 00000KT 10SM BKN025 OVC036 01/00 A3013 RMK AO2 SLP213 T00110000
|
KEPH 41nm SW | 131353Z AUTO 07004KT 4SM BR OVC011 00/M01 A3012 RMK AO2 SLP211 T00001006
|
KMWH 44nm S | 131359Z 08003KT 2SM BR OVC002 M01/M02 A3013 RMK AO2 T10111022
|
|
| TAF |
KMWH 44nm S | 131132Z 1312/1412 36005KT 6SM BR SCT003 BKN015 FM131400 VRB04KT 3SM BR BKN004 FM131900 20005KT P6SM BKN012 FM140200 15004KT P6SM OVC050 PROB30 1403/1409 6SM -RA OVC025
|
|
| NOTAMs |
NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
|
|