FAA INFORMATION EFFECTIVE 02 OCTOBER 2025
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) 633-3018 |
| 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 02 October 2025 at 0901Z to 30 October 2025 at 0900z.
IAPs - Instrument Approach Procedures |
|---|
| RNAV (GPS) Y RWY 22 **NEW** | |
download (221KB) |
| RNAV (GPS) Z RWY 22 **NEW** | |
download (242KB) |
| NOTE: Special Alternate Minimums apply **NEW** | |
download (213KB) |
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| SINGG ONE (OBSTACLE) (RNAV) **NEW** | |
download (200KB) |
| NOTE: Special Take-Off Minimums/Departure Procedures apply **NEW** | |
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:
MapQuest
Bing
Google
| Aerial photo |
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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 09-Oct-2025
| | Local
(UTC-7) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 06:37 | | 13:37 |
| Sunrise | | 07:08 | | 14:08 |
| Sunset | | 18:19 | | 01:19 |
| Evening civil twilight | | 18:50 | | 01:50 |
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| Current date and time |
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| Zulu (UTC) | 10-Oct-2025 04:10:16 |
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| Local (UTC-7) | 09-Oct-2025 21:10:16 |
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| METAR |
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KOMK
37nm NW | 100353Z AUTO 33011G19KT 10SM CLR 16/06 A2995 RMK AO2 SLP142 T01610056
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KEPH
41nm SW | 100353Z AUTO 32007KT 10SM CLR 18/04 A2986 RMK AO2 SLP108 T01780039
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KMWH
44nm S | 100352Z 00000KT 10SM CLR 14/05 A2987 RMK AO2 SLP115 T01390050
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| TAF |
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KMWH
44nm S | 091742Z 0918/1018 01007KT P6SM SCT100 BKN250 FM092000 VRB04KT P6SM BKN250 FM100500 01007KT P6SM BKN250 FM101200 14007KT P6SM SCT100 PROB30 1012/1018 6SM -RA SCT070 BKN100
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| NOTAMs |
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NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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