Grand Coulee Dam (3W7)
Non-towered public-use airport serving Electric City, Washington, at 1,593 ft elevation.
Elevation1,593 ft
ControlNon-towered
Longest runway4,203 ft
Magnetic variation15° E
Live weather
Forecast (TAF)
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Frequencies
| AWOS/ASOS | 128.325 |
|---|---|
| CTAF | 122.9 |
Runways
| Runway | Size | Surface | Lights |
|---|---|---|---|
| 04/22 | 4,203 × 75 ft | Asphalt | Medium intensity |
No fuel listed. Sectional: Seattle.
Runway diagram
Drawn to scale from FAA runway-end data, true north up. ᴿ = right-hand traffic pattern for runway 22. Not for navigation: use the official FAA airport diagram and Chart Supplement.
Nearby airports
2S8Wilbur17 NM SE8W3Mansfield23 NM WS97Anderson Field28 NM NW5W1Wilson Creek30 NM SS35Okanogan Legion33 NM NWS10Lake Chelan35 NM W
Before you fly here
- Read the FAA Chart Supplement entry for 3W7: traffic pattern, CTAF/UNICOM, hours, fuel and remarks.
- Check NOTAMs and get a weather briefing at 1800wxbrief.com.
- Study the airport diagram and the sectional around 3W7 for airspace and terrain.
- More detail: AirNav · SkyVector
Airport data from the FAA National Airspace System Resource (NASR) subscription effective Oct 1, 2026; magnetic variation as published for 2020. Weather is live from aviationweather.gov. Always confirm with current official sources before flight. This guide is a study aid.