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Airport InformationWeather by Weathermeister™
FAA information as of: 2026/09/03
Airport: Benchmark (3U7)
19 miles W of Augusta
Sectional chart: Great Falls
Elevation: 5434 ft
Magnetic Variation: 18° E
Traffic Pattern Altitude: See Remarks section below
Segmented Circle: Y
Lighting:
Communications:
Non-commercial landing fee: N
Airport: Benchmark (3U7)
19 miles W of Augusta
Sectional chart: Great Falls
Latitude
Longitude
47° 28' 55.2"N
112° 52' 20.2"W
47° 28.921'N
112° 52.338'W
47.48202777°
-112.87230555°
Magnetic Variation: 18° E
Traffic Pattern Altitude: See Remarks section below
Segmented Circle: Y
Lighting:
Communications:
CTAF and/or UNICOM:
122.9
ARTCC:
Salt Lake City
Flight Service Station:
1-800-WX-BRIEF
Runway Information
Runway: 12/30
Dimensions: 6000 x 100 ft
Runway treatment: NONE
Edge lighting: None
Services
Fuel types:
Bottled oxygen:
Bulk oxygen type:
Airframe repair:
Powerplant repair:
Customs airport of entry: N
Customs landing rights: N
Contact information
Owner:
U S Forest Service
Lewis & Clark Natnl Forest
Choteau, Mt 59422
406-791-7700
Manager:
Bjorn Troberg
Helena & Lewis & Clark Nat Forests 2880 Skyway Drive
Helena, Mt 59602
(406) 495-3832