Grand Coulee Dam (3W7) in Electric City, Washington has 1 runway. Runway 04/22 is 4,203 ft long and 75 ft wide. The surface is asphalt. The runway headings are 51° and 231° magnetic. No ILS runway ends are published. This is a non-towered field, so self-announce and use standard CTAF procedures if applicable. The runway list in the FAA Chart Supplement shows right traffic for Runway 22. No LAHSO notes are published. No noise abatement notes are published. The field elevation is 1,593.1 ft MSL, so plan density altitude with local conditions in mind.
Wind & favored runway
Favored end is picked from the current METAR wind at 3W7.
Pattern entry · RWY 22
RIGHT TRAFFICAll runways
Traffic pattern
Pattern altitude is not published. For light piston operations, use the standard 1,000 ft AGL unless local procedures or ATC say otherwise. This field has no control tower, so pilots sequence themselves in the pattern. Runway 22 has right traffic. Runway 04 is the opposite side of the same strip and would normally be flown left traffic unless published otherwise. Check the current FAA Chart Supplement before flight for any updates to pattern notes or local procedures.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.