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WN43 Lower Granite Dam Heliport
Colfax, Washington, USA

GOING TO COLFAX?

FAA INFORMATION EFFECTIVE 19 MARCH 2026

Location

FAA Identifier: WN43
Lat/Long: 46-39-40.9500N 117-26-16.7600W
46-39.682500N 117-26.279333W
46.6613750,-117.4379889
(estimated)
Elevation: 652 ft. / 199 m (estimated)
Variation: 19E (1984)
From city: 14 miles S of COLFAX, WA
Time zone: UTC -7 (UTC -8 during Standard Time)
Zip code: 99347

Heliport Operations

Heliport use: Private use. Permission required prior to landing
Activation date: 06/1984
Control tower: no
ARTCC: SEATTLE CENTER
FSS: SEATTLE FLIGHT SERVICE STATION
Attendance: MON-FRI 0730-1600
Wind indicator: yes
Segmented circle: no

Heliport Communications

WX ASOS at PUW (14 nm E): 135.675 (509-334-3222)

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
PUWr245/8.9PULLMAN VOR/DME117.1520E
MQGr286/28.9NEZ PERCE VOR/DME114.4520E

Heliport Services

Runway Information

Helipad H1

Dimensions: 28 x 28 ft. / 9 x 9 m
Surface: asphalt, in good condition
Latitude: 46-39.682500N
Longitude: 117-26.279333W
Elevation: 652.0 ft.
Traffic pattern: leftleft

Heliport Ownership and Management from official FAA records

Ownership: Publicly-owned
Owner: U.S. ARMY CORPS OF ENGINEERS
885 ALMOTA FERRY RD
POMEROY, WA 99347
Phone 509-843-1493
Manager: MARTIN T. MENDIOLA
885 ALMOTA FERRY RD
POMEROY, WA 99347
Phone 509-843-2251

Additional Remarks

A52-H1 800' TERRAIN 1300' SOUTH, 500' PLINE 2600' SE.
- FOR CD CTC SEATTLE ARTCC AT 253-351-3694.

Instrument Procedures

There are no published instrument procedures at WN43.

Some nearby airports with instrument procedures:

KPUW - Pullman/Moscow Regional Airport (14 nm E)
KLWS - Lewiston/Nez Perce County Airport (25 nm SE)
KALW - Walla Walla Regional Airport (49 nm SW)
KGEG - Spokane International Airport (58 nm N)
KSKA - Fairchild Air Force Base (58 nm N)
  
Loc | Ops | Rwys | IFR | FBO | Links
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Area around WN43 (Lower Granite Dam Heliport)
 
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Aerial photo
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Sectional chart

 
Airport distance calculator
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From to WN43

Sunrise and sunset
Times for 01-Apr-2026
 Local
(UTC-7)		 Zulu
(UTC)
Morning civil twilight05:5912:59
Sunrise06:3013:30
Sunset19:1702:17
Evening civil twilight19:4802:48

Current date and time
Zulu (UTC)  02-Apr-2026 05:59:32
Local (UTC-7)  01-Apr-2026 22:59:32
 
METAR
KPUW 
14nm E 		020553Z AUTO 27012KT 9SM -RA SCT007 BKN022 OVC033 04/04 A2950 RMK AO2 PK WND 24033/0518 SLP996 P0002 60032 T00440039 10100 20044 53008
KLWS 
25nm SE 		020456Z 30005KT 10SM FEW017 SCT040 OVC055 08/06 A2948 RMK AO2 SLP987 T00780061
TAF
KPUW 
14nm E 		012154Z 0122/0218 11009KT P6SM -RA BKN015 OVC050 FM020400 23008KT 5SM -RA BR SCT015 OVC025 FM020600 24011G19KT 3SM -RA BR OVC015 FM021200 24013G24KT P6SM OVC030 PROB30 0212/0218 -SHSN
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