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U46 Big Southern Butte Airport
Atomic City, Idaho, USA

GOING TO ATOMIC CITY?


FAA INFORMATION EFFECTIVE 17 APRIL 2025

Location

FAA Identifier: U46
Lat/Long: 43-25-57.3000N 113-03-19.6000W
43-25.955000N 113-03.326667W
43.4325833,-113.0554444
(estimated)
Elevation: 5073 ft. / 1546 m (estimated)
Variation: 16E (1985)
From city: 10 miles W of ATOMIC CITY, ID
Time zone: UTC -6 (UTC -7 during Standard Time)
Zip code: 83213

Airport Operations

Airport use: Open to the public
Activation date: 06/1951
Control tower: no
ARTCC: SALT LAKE CITY CENTER
FSS: BOISE FLIGHT SERVICE STATION
NOTAMs facility: BOI (NOTAM-D service available)
Attendance: UNATNDD
Wind indicator: yes
Segmented circle: yes

Airport Communications

CTAF: 122.9

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
PIHr315/38.1POCATELLO VOR/DME112.6017E

Airport Services

Airframe service: NONE
Powerplant service: NONE
Bottled oxygen: NONE
Bulk oxygen: NONE

Runway Information

Runway 1/19

Dimensions: 2600 x 110 ft. / 792 x 34 m
Surface: dirt, in fair condition
Runway edge markings: 01/19 EDGES & THLDS MKD WITH WHITE ROCK BOUNDARY MKRS (BMS).
RUNWAY 1  RUNWAY 19
Latitude: 43-25.769333N43-26.141833N
Longitude: 113-03.470667W113-03.181167W
Traffic pattern: leftleft
Obstructions: none15 ft. road, 100 ft. left of centerline
14' RD AT 150' ON CNTRLN.

Airport Ownership and Management from official FAA records

Ownership: Publicly-owned
Owner: STATE OF ID,ITD,DIV AERO
P O BOX 7129
BOISE, ID 83707-1129
Phone 208-334-8775
Manager: ID DIV OF AERONAUTICS
P O BOX 7129
BOISE, ID 83707-1129
Phone 208-334-8775

Additional Remarks

NO WINTER MAINTENANCE.
LIVESTOCK ON & INVOF ARPT.
RY 01/19 SFC MAY BE POOR DUE TO DAMAGE BY LIVESTOCK; GROUND VEHICLES AND RODENTS.
RY 01/19 +1.5 FT BERM & -1 FT DITCH ADJACENT TO ENTIRE PERIMETER OF RY.
FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.

Instrument Procedures

There are no published instrument procedures at U46.

Some nearby airports with instrument procedures:

KAOC - Arco-Butte County Airport (16 nm NW)
U02 - McCarley Field Airport (34 nm SE)
KPIH - Pocatello Regional Airport (37 nm SE)
KIDA - Idaho Falls Regional Airport (43 nm E)
KSUN - Friedman Memorial Airport (54 nm W)
 
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Area around U46 (Big Southern Butte Airport)
 
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Aerial photo
WARNING: Photo may not be current or correct
Aerial photo of U46 (Big Southern Butte Airport)
Photo by Winston Ellis
Photo taken 30-Jun-2019
looking south.

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Sectional chart

 
Airport distance calculator
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From to U46

Sunrise and sunset
Times for 09-May-2025
 Local
(UTC-6)
 Zulu
(UTC)
Morning civil twilight05:4311:43
Sunrise06:1512:15
Sunset20:4202:42
Evening civil twilight21:1403:14

Current date and time
Zulu (UTC)  10-May-2025 04:06:58
Local (UTC-6)  09-May-2025 22:06:58
 
METAR
KPIH 
38nm SE 
100353Z 24004KT 10SM CLR 18/04 A3019 RMK AO2 SLP186 T01830039
KIDA 
43nm E 
100353Z AUTO 15007KT 10SM CLR 20/02 A3022 RMK AO2 SLP200 T02000022
TAF
KPIH 
38nm SE 
091724Z 0918/1018 VRB06KT P6SM SKC FM091900 28008KT P6SM SKC FM100200 VRB06KT P6SM SKC
KIDA 
43nm E 
091724Z 0918/1018 VRB06KT P6SM SKC FM092000 22010KT P6SM SKC FM100200 VRB06KT P6SM SKC
NOTAMs
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