Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer
Joslin Field Magic Valley Regional Airport (KTWF/TWF) — Twin Falls, United States
At a glance
- Operating hours
- 12:30–02:00 UTC
- Port of entry
- No
- Fuel
- 100LL, Jet A-1+
- Tower
- 118.2
- Runways
- 08/26, 12/30
- Elevation
- 4,154 ft
Times in UTC. Reference only: verify with the AIP and NOTAMs.
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88%
Data Complete
46 of 52 points
Missing: Contacts
Section Breakdown
Basic Info
7/7
Runways
4/4
Frequencies
4/4
Operations
2/2
Fuel
1/1
Contacts
0/2
Additional Info
6/10
Observed Activity
· Oct 18
1 aircraft observed within 6 NM · busiest hour 15:00Z
2026-10-152026-10-18
Distinct ADS-B aircraft seen within 6 NM below 10,000 ft AGL per UTC day · community-feed coverage varies · not official movement totals
Data last updated:
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See a next to a field? Click it to confirm the info is still correct. Recently verified Outdated — please verify
Basic Airport Information
- ICAO: KTWF
- Name: Joslin Field Magic Valley Regional Airport
- Type: medium_airport
- Category: Domestic
- Latitude: 42.4818
- Longitude: -114.487999
- Elevation: 4154 ft
- Country: United States
- Municipality: Twin Falls
- IATA Code: TWF
- FAA Code: N/A
- FIR: N/A
- Timezone: America/Boise
- Distance from City: N/A km
- VFR: Yes
- IFR: No
Runways
Runway 08/26
- Designation: 08/26
- Dimensions: 2653x46m
- Surface: ASP
- PCN: N/A
- Lighting: Lighted
- NAVAIDs: N/A
- Approach Types: ILS CAT I, RNAV (GPS), VOR/DME
- Remarks: N/A
Runway 12/30
- Designation: 12/30
- Dimensions: 983x23m
- Surface: ASP
- PCN: N/A
- Lighting: Not lighted
- NAVAIDs: N/A
- Approach Types: N/A
- Remarks: N/A
Frequencies
- Tower: 118.200 MHz
- Ground: 121.700 MHz
- Operations: 122.250 MHz
- Traffic/Approach: N/A
- ATIS: 135.025 MHz
Operation Hours
Monday
12:30
–
02:00
Tuesday
12:30
–
02:00
Wednesday
12:30
–
02:00
Thursday
12:30
–
02:00
Friday
12:30
–
02:00
Saturday
12:30
–
02:00
Sunday
12:30
–
02:00
- Extra Hours On Request: Not recorded
- Remarks: N/A
Contacts
- AIS Tel: N/A
- ARO Tel: N/A
- MET Tel: N/A
- Admin Tel: +1 208-733-5215
- Health Tel: N/A
- Police Tel: N/A
- Authorities Tel: N/A
- Website: N/A
- Remarks: N/A
Slots / PPR
- Slot Required: Not recorded
- PPR Required: No
- PPR Contact: N/A
- Remarks: N/A
Fees
- Landing Fee: USD 2.50/1000lbs MTOW
- Parking Fee: USD 6/night
- Handling Mandatory: No
- Currency: USD
- Remarks: Joslin Field Magic Valley Regional, Twin Falls ID. Agriculture region.
Fuel Information
- Fuel (FAA, public use): 100LL, Jet A-1+ Source: FAA NASR airport data, cycle 2026-10-01
Immigration
- Port of Entry: No: No customs designation in 19 CFR 122.13, 122.15 or FAA NASR Source: 19 CFR 122.13 List of international airports, 2026-10-13
- APIS Required: No
- GAR Required: No
Restrictions
- Curfew Start: N/A
- Curfew End: N/A
- Noise Chapter Min: Chapter 3
- Remarks: Elevation 4154 ft. Canyon terrain nearby.
Airport Services
No services listed for this airport yet.
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United States Permit Requirements
Fast
Landing: 1d
- Overflight Permit: No
- Landing Permit: Conditional
- Overflight Lead Time: N/A
- Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification
Private / GA Operations:
No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.
Active NOTAMs
A0865/
caution
Runway restriction
RWY 26 FICON 6/5/5 25 PCT WET, 50 PCT WET, 50 PCT WET OBS AT 2610271742.
2026-10-27 17:42 UTC
2026-10-28 17:42 UTC
A865/26
caution
Runway restriction
RWY 26 FICON 6/5/5 25 PCT WET, 50 PCT WET, 50 PCT WET OBS AT 2610271742.
2026-10-27 17:42 UTC
2026-10-28 17:42 UTC
A0863/
caution
Runway restriction
RWY 26 FICON 5/5/5 50 PCT WET, 75 PCT WET, 50 PCT WET OBS AT 2610271341.
2026-10-27 13:41 UTC
2026-10-28 13:41 UTC
+11 more active NOTAMs
NOTAMs received from the FAA NOTAM feed (last message 2026-10-28 04:15 UTC). This list is built from the feed as NOTAMs are issued and is not checked against the FAA's full list: confirm with FAA NOTAM Search before flight.
View all NOTAMs on Map
Nearby Airports
Airport History
No milestones recorded for Joslin Field Magic Valley Regional Airport yet. Know when it opened, who built it or a notable event? Add it with a source.
Add a historical factFrequently Asked Questions
- What are the operating hours of KTWF?
- Joslin Field Magic Valley Regional Airport operates from 12:30 to 02:00.
- What is the tower frequency at KTWF?
- The tower frequency at Joslin Field Magic Valley Regional Airport is 118.2 MHz.
- What fuel is available at KTWF?
- The FAA lists 100LL, Jet A-1+ for public use at Joslin Field Magic Valley Regional Airport. Source: FAA NASR airport data, cycle 2026-10-01.
- Does KTWF require landing permits?
- It depends on the flight. No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures. Permit details for United States
- Where is KTWF located?
- Joslin Field Magic Valley Regional Airport (KTWF) is located in Twin Falls, United States.
- What is the IATA code for KTWF?
- The IATA code for Joslin Field Magic Valley Regional Airport is TWF.
- How long is the runway at KTWF?
- The main runway at Joslin Field Magic Valley Regional Airport (08/26) measures 2653x46m.
- Does KTWF have an ILS approach?
- Yes, Joslin Field Magic Valley Regional Airport has ILS (Instrument Landing System) approaches on runway 08/26.
- Is KTWF a port of entry?
- No. No customs designation in 19 CFR 122.13, 122.15 or FAA NASR. Source: 19 CFR 122.13 List of international airports, 2026-10-13.