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78U
Snake River Seaplane Base
Official FAA Data Effective 2025-11-27 0901Z
Chart Supplement
AF/D
AF/D
VFR Chart of 78U
Sectional Charts at SkyVector.com
IFR Chart of 78U
Enroute Charts at SkyVector.com
Location Information for 78U
Coordinates: N46°21.88' / W117°3.72'
Located 03 miles SW of Lewiston, Idaho. View all Airports in Idaho.
Estimated Elevation is 735 feet MSL.
Operations Data
Seaplane Base Use:Open to the public
Activation Date:May 1976
Status:Operational
Control Tower:No
Seg-Circle:No
Beacon:None
Wind Indicator:None
A.R.T.C.C.:SEATTLE
F.S.S.:BOISE
NOTAMs Facility:BOI (NOTAM-D available)
Sectional Chart:SEATTLE
AirspaceAnalysis:NO OBJECTION
Attendance:APR-OCT/ALL/0700-DUSK
NOV-MAR/IREG/IREG
Airport Communications
CTAF:122.900
ASOS at LWS (2.0 E):135.575 208-285-3657
ASOS at PUW (22.9 N):135.675 509-334-3222
AWOS-3 at GIC (46.3 SE):118.175 208-983-0306
Nearby Navigation Aids
IDNameFreqRadial / Range
VOD MQG NEZ PERCE 114.45 242°8.1
VOD PUW PULLMAN 117.15 140°19.8
VOD IDQ COTTONWOOD 115.65 292°30.7
VOD ALW WALLA WALLA 116.40 057°53.9
IDNameFreqBearing / Range
VOD AL TRINA 353 256°48.6
Runway N/S
WATERLANE LENGTH AND WIDTH VARIES.
Dimensions:3000 x 150 feet / 914 x 46 meters
Surface:Water
Runway NRunway S
Obstacles: 150 ft Power Line 3300 ft from runway
Services Available
Fuel:NONE
Transient Storage:Tiedowns
ACFT MAY DOCK AT MARINA - NORTH OF CAMPGND. IF SPACE IS AVBL.
Airframe Repair:NONE
Engine Repair:NONE
Bottled Oxygen:NONE
Bulk Oxygen:NONE
Ownership Information
Ownership:Publicly owned
Owner:US ARMY CORPS OF ENGINEERS
CITY-COUNTY ARPT/OCR DIV
WALLA WALLA, WA 99362
509-522-6704
Manager:HELLS GATE STATE PARK - JEFF SMITH
5100 HELLS GATE RD
LEWISTON, ID 83501
208-799-5015
Other Remarks
  • PLINES X SNAKE RIVER NORTH, SOUTH, ABV & BLO LNDG AREA. BRIDGE ACROSS SNAKE RIVER 2 NM NORTH OF LNDG AREA.
  • LNDG AREA WITHIN LEWISTON-NEZ PERCE COUNTY ARPT TFC AREA; CTC LWS ATCT ON TWR/CTAF 119.4.
  • NO BEACHING GEAR OR MOORING BUOYS AVBL.
  • HEAVY BOAT TFC INVOF SEAPLANE BASE.
  • FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
Nearby Airports with Instrument Procedures
IDNameHeading / Distance
Lewiston/Nez Perce County Airport KLWS Lewiston/Nez Perce County Airport 072°2.0
Pullman/Moscow Regional Airport KPUW Pullman/Moscow Regional Airport 354°22.7
Idaho County Airport KGIC Idaho County Airport 122°46.6
Walla Walla Regional Airport KALW Walla Walla Regional Airport 252°53.5
Joseph State Airport KJSY Joseph State Airport 187°60.9
La Grande/Union County Airport KLGD La Grande/Union County Airport 211°75.7
Spokane International Airport KGEG Spokane International Airport 345°77.8
Fairchild AFB Airport KSKA Fairchild AFB Airport 342°78.9
Felts Field Airport KSFF Felts Field Airport 352°79.9
Eastern Oregon Regional At Pendleton Airport KPDT Eastern Oregon Regional At Pendleton Airport 242°84.6
Coeur D'Alene/Pappy Boyington Field Airport KCOE Coeur D'Alene/Pappy Boyington Field Airport 006°85.2
Tri-Cities Airport KPSC Tri-Cities Airport 266°85.8