FAA INFORMATION EFFECTIVE 06 AUGUST 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 06 August 2026 at 0901Z to 03 September 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 07-Aug-2026
| | Local (UTC-7) | | Zulu (UTC) |
| Morning civil twilight | | 05:06 | | 12:06 |
| Sunrise | | 05:42 | | 12:42 |
| Sunset | | 20:22 | | 03:22 |
| Evening civil twilight | | 20:58 | | 03:58 |
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| Current date and time |
| Zulu (UTC) | 07-Aug-2026 19:30:12 |
| Local (UTC-7) | 07-Aug-2026 12:30:12 |
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| METAR |
KOMK 37nm NW | 071853Z AUTO VRB03KT 2SM HZ OVC023 28/04 A2997 RMK AO2 SLP140 T02780044
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KEPH 41nm SW | 071853Z AUTO VRB03KT 3SM HZ BKN035 31/04 A2996 RMK AO2 SLP135 T03110039
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KMWH 44nm S | 071852Z 09005KT 3SM HZ FU CLR 28/06 A2997 RMK AO2 SLP141 T02830056
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| TAF |
KMWH 44nm S | 071720Z 0718/0818 VRB05KT 5SM FU SKC FM072100 24009G15KT 6SM FU SKC FM080300 30009KT 6SM FU SKC FM081000 VRB03KT 6SM HZ 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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