KTWF
Airport
 Joslin Field/Magic Valley Rgnl
Twin Falls, Idaho

FAA NFDC Information Effective 56-day cycle 11/27/2025 - 1/22/2026

Ops Comms Services Owner Runways IFR Procs Current NOTAMs Remarks

Location

FAA/ICAO Identifier:TWF / KTWF
Lat/Lng:42.4818091667, -114.487736111
42-28-54.5130N, 114-29-15.8500W
Estimated by 3rd Party Survey on 04/06/2021
Elevation:4153 feet Surveyed by 3rd Party Survey on 04/06/2021
Magnetic Variation:13E,(2015), [12E (2025)]
Sectional:SALT LAKE CITY
From City:4nm S of Twin Falls

Operations

Use:Open to the public
Ownership:Publicly owned
Activation:02/1948
Attended:All year Every day 0630-2000 (local)
Control Tower:yes 0600-2100 (local)
Type:ATCT-A/C
Hours:15
Days Tower Operational:ALL
Airspace Class:D,E,Class D Svc 0600-2100; Other Times Class E
ARTCC:Salt Lake City(ZLC)Salt Lake City Center
FSS:Boise FSS(BOI)
NOTAMs and Weather:TWFNOTAM-D service at airport
Wind Indicator:Lighted
Segmented Circle:yes
Lights:When Air Traffic Control Tower Closed Activate MALSR Runway 26; REIL Runway 08; HIRL Runway 08/26 - CTAF.
Beacon:Sunset-Sunrise
Landing Fee:yes
Landing Fee for Far Part 121, 135 Operating & GA Part 91 Gtr than 12500 Lb Mglw.
ARFF:I B S 05/1973
Prior Permission Unscheduled Air Carrier Operations Gtr than 30 Pax Seats - Airport Manager.

Communications

CTAF:118.200
UNICOM:122.950
Weather:ASOS 208-733-1878 135.025
Tower:
Contact 'Twin Falls Tower'
317.5,118.2
Ground:
Contact 'Twin Falls Ground'
121.7
Clearance:
123.65
Approach:
Contact 'TWIN FALLS' Approach (0600-2100 local)
126.7,353.75
Departure:
Contact 'TWIN FALLS' Departure (0600-2100 local)
126.7,353.75
Master Provides:SAWRS/WSO/AG.
Tower Remarks:Approach/Departure Control Service Provided by Salt Lake ARTCC (Zlc) on Frequencies 118.05/363.0 (Burley RCAG) When Twin Falls Approach Control (Twf) Closed.

Services

Fuel:Grade 100LL Gasoline (low lead blue)
Jet A-1 - Kerosene, with Icing Inhibitor, freeze point -50C
L Service Fee 2000-0630; Info 208-733-5920 or 539-4034.
Airframe Repair:Major
Powerplant Repair:Major
Bottled Oxygen:High pressure
Bulk Oxygen:High pressure
Transient Storage:Hanger,Tie-Down
Other Services:Air Freight, Crop Dusting, Cargo handling, Charter, Pilot Instruction

Based Aircraft

Total:0

Annual Operations

Total:0

Ownership

Owner:City of Twin Falls
P.O. Box 1907
Twin Falls, Id 83303
208-733-5215
Manager:Bill Carberry
P.O. Box 1907
Twin Falls, Id 83303
208-733-5215

Runways

Runways:08/26
12/30

Runway 08/26

Length:8704 feet
by 3rd Party Survey on 04/06/2021
Width:150 feet
Surface:Asphalt / Bituminous Concrete, Good Condition
Surface Treatment:Porous Friction Course
Classification (PCN):Pcr Value: 1020/F/B/X/T
Weight Capacity:Single Wheel aircraft: 75,000 lbs
Dual Wheel aircraft: 200,000 lbs
Dual Tandem Wheel aircraft: 250,000 lbs
Runway Lights Edge Intensity:High Intensity
End 08 End 26
Land and Hold Short Distance (LAHSO):4500 feet3600 feet
LAHSO Intersecting Runway:12/3012/30
True Alignment:091,(079 Magnetic)271,(259 Magnetic)
ILS Type: ILS
Runway Markings:Nonprecision Instrument,Good ConditionPrecision Instrument,Good Condition
Elevation at End:4143.7' MSL4151.5' MSL
Elevation at Touchdown Zone:4148.9' MSL4153.4' MSL
Threshold Crossing Glide Path Height:49' AGL55' AGL
Visual Glide Path Angle:3.00°3.00°
Visual Glide Slope Indicator:4-Box VASI on left side of runway4-light PAPI on left side of runway
Approach Lights: MALSR - 1,400 Foot Medium Intensity Approach Lighting System With Runway Alignment Indicator Lights
Runway End Identifer Lights (REIL):Yes 
Objects affecting Navigable Airspace (CFR part 77):Other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 milePrecision Instrument Runway
Object Clearance Slope:50:150:1

Runway 12/30

Length:3224 feet
by 3rd Party Survey on 04/06/2021
Width:75 feet
Surface:Asphalt / Bituminous Concrete, Fair Condition
Surface Treatment:NONE
Classification (PCN):Pcr Value: 157/F/B/X/T
Weight Capacity:Single Wheel aircraft: 19,000 lbs
End 12 End 30
Land and Hold Short Distance (LAHSO):2750 feet 
LAHSO Intersecting Runway:08/26 
True Alignment:136,(124 Magnetic)316,(304 Magnetic)
Runway Markings:Basic,Good ConditionBasic,Good Condition
Elevation at End:4106.7' MSL4147.5' MSL
Elevation at Touchdown Zone:4144.2' MSL4147.5' MSL
Objects:Trees 
Objects affecting Navigable Airspace (CFR part 77):Utility runway with a visual approachUtility runway with a visual approach
Object Clearance Slope:23:120:1
Object Height:75' AGL 
Object Distance:2000' Along centerline 

Procedures

NOTAMs

Additional Remarks

•A30-12/30-Non Air Carrier Mov Area.
•Taxiway G, H, J & K Non Air Carrier Mov Area.
•Line of Sight Between Runway 26 Approach End & Runway 12 Approach End Na.
•for Cd If Una to Contact on FSS Frequency, Contact Salt Lake ARTCC at 801-320-2568.

This information is current as of the date at the top of the page. These pages are valid for all US airports, based on information from FAA National Flight Data Center. Weather information is provided based on AvnWx Data Sources. NOTAM information is from FAA's NAIMES data portal.

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