Snake River (78U)

Seaplane base information: Lewiston, ID, United States. Search for another airport below.

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Location and general information

Facility type: Seaplane base
FAA identifier: 78U
FAA site number: 04234.03*C
City / state: Lewiston, ID
County: Nez Perce
Time zone: America/Los_Angeles
Reference point: 46°21'52.70" N
117°03'43.23" W
Elevation: 735 ft (estimated)
Magnetic variation: 19° E (1985)
Status: Operational
Ownership: Public, US Army Corps of Engineers
Use: Open to the public
From downtown: 3 NM southwest
Sectional chart: Seattle
Activated: 05/1976

Services and facilities

Control tower: No
Attendance: Apr-oct, all days, 0700-dusk
Nov-mar, ireg, ireg
Airframe / engine repair: None / none
Transient storage: Tie-downs
ARTCC: Seattle (ZSE)
Flight service: Boise (BOI)
1-800-WX-BRIEF
NOTAM facility: BOI
Wind indicator: No
Segmented circle: No
Landing fee: No
Airport manager: Hells Gate State Park - Jeff Smith
208-799-5015
Last FAA inspection: 06/11/2025

FAA remarks

Power lines X snake river north, south, above and blo landing area. Bridge across snake river 2 NM north of landing area.
Landing area within lewiston-nez Perce County airport traffic area; contact LWS control tower on tower/CTAF 119.4.
No beaching gear or mooring buoys available.
Heavy boat traffic in the vicinity of seaplane base.
For CD contact Seattle ARTCC at 253-351-3694.

Source: FAA Airport Data and Information Portal (ADIP), effective October 29, 2026. View this airport on the FAA site

Seaplane base facts

FAA identifier: 78U
Location: Lewiston, ID, United States
Elevation: 735 ft
Time zone: America/Los_Angeles
Coordinates: 46.36464, -117.06201

Runways

Runway	Size	Surface
N / S	3,000 × 150 ft	Water

Codes, elevation and runways: FAA airport data (NASR), effective 2026-10-29. Reference only, not for navigation.

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