FAA INFORMATION EFFECTIVE 03 SEPTEMBER 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 -7 (UTC -8 during Standard 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 03 September 2026 at 0901Z to 01 October 2026 at 0900Z.
IAPs - Instrument Approach Procedures |
| RNAV (GPS) Y RWY 22 | |
download (227KB) |
| RNAV (GPS) Z RWY 22 | |
download (248KB) |
| NOTE: Special Alternate Minimums apply | |
download (213KB) |
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| SINGG ONE (OBSTACLE) (RNAV) | |
download (206KB) |
| 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)
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Road maps at:
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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.
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| Sectional chart |
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| Airport distance calculator |
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| Sunrise and sunset |
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Times for 22-Sep-2026
| | Local (UTC-7) | | Zulu (UTC) |
| Morning civil twilight | | 06:13 | | 13:13 |
| Sunrise | | 06:44 | | 13:44 |
| Sunset | | 18:54 | | 01:54 |
| Evening civil twilight | | 19:25 | | 02:25 |
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| Current date and time |
| Zulu (UTC) | 22-Sep-2026 23:34:02 |
| Local (UTC-7) | 22-Sep-2026 16:34:02 |
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| METAR |
KOMK 37nm NW | 222253Z AUTO 21008KT 10SM CLR 27/01 A2982 RMK AO2 SLP094 T02720006
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KEPH 41nm SW | 222253Z AUTO 17008KT 10SM CLR 26/03 A2986 RMK AO2 SLP105 T02560028
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KMWH 44nm S | 222252Z 22005KT 10SM CLR 26/04 A2987 RMK AO2 SLP111 T02560039
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| TAF |
KMWH 44nm S | 221720Z 2218/2318 33006KT P6SM BKN200 FM222000 21007KT P6SM BKN200 FM230400 20006KT P6SM SCT250
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| NOTAMs |
NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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