KTWF · Joslin Field Magic Valley Regional Airport
ICAO · US · 22 NTSB events
Live conditions
—METAR
fetching…
Wind / Visibility
—
Density altitude (now)
—
Runways
4 runway ends on file. Longest: 8,704 ft. Max gradient: 1.27% (noticeable slope — affects performance)
| Designator | Heading | Length | Width | Surface | Lighting | Gradient |
|---|---|---|---|---|---|---|
| 08 | 091° | 8,704 ft | 150 ft | ASP | Yes | 0.09% |
| 26 | 271° | 8,704 ft | 150 ft | ASP | Yes | 0.09% |
| 12 | 136° | 3,224 ft | 75 ft | ASP | No | 1.27% |
| 30 | 316° | 3,224 ft | 75 ft | ASP | No | 1.27% |
Lengths + headings: in-app airport database. Surface, width, lighting: OurAirports. Gradient: derived from FAA NASR runway-end elevations (NASR's RWY_GRAD field is empty in 99.99% of rows).
Communications · 7 frequencies
- ASOS ASOS 135.025
- GND TWIN FALLS GND 121.700
- TWR TWIN FALLS TWR 118.200
- CTAF CTAF 118.200
- A/D TWIN FALLS APP/DEP 126.700
- RDO BOISE RDO 122.250
- UNIC UNICOM 122.950
Live ATC audio (streaming + archived): Open KTWF on LiveATC ↗
Navaids
- NDB TW
Strik
0.39 MHz · TERMINAL · MEDIUM
- VORTAC TWF
Twin Falls
115.80 MHz · DME 115.80 · BOTH · MEDIUM
Chart Supplement remarks, plain English · cycle 22JAN2026 · 4 matched · 49 not yet translated
Translations anchored to the FAA text; the raw FAA text is authoritative.
TL;DR
- ·Non-standard pattern direction on Runway 17–35: right traffic. Watch for traffic from the opposite quadrant.
- ·Non-standard pattern direction on Runway 35: right traffic. Watch for traffic from the opposite quadrant.
Watch for
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Non-standard pattern direction on Runway 17–35: right traffic. Watch for traffic from the opposite quadrant.
right traffic
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Non-standard pattern direction on Runway 35: right traffic. Watch for traffic from the opposite quadrant.
right traffic
All translated remarks (4)
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Non-standard pattern direction on Runway 17–35: right traffic. Watch for traffic from the opposite quadrant.
Raw FAA text · preamble · operational
RWY 17–35: 1350X48 (GRVL) RWY 17: Rgt tfc.…
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Non-standard pattern direction on Runway 35: right traffic. Watch for traffic from the opposite quadrant.
Raw FAA text · preamble · operational
RWY 35: Rgt tfc.…
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Landing fee in effect. Contact FBO or airport ops for current rates.
Raw FAA text · airport remarks · advisory
Ldg fee
-
Airport attended 1330–0300Z‡. Self-service or limited operations outside attended hours.
Raw FAA text · airport remarks · advisory
Attended 1330–0300Z‡.
Not yet translated · raw FAA text (49 sentences)
- ·Rwy 17–35 lctd on a plateau; sharp drop off near both rwy ends.
- ·No winter maint; use at own risk.
- ·AIRPORT MANAGER: 801 440 6204
- ·CTAF 122.9 THOMAS CREEK (See STANLEY on page 87) THREE CREEK MURPHY HOT SPRINGS (3U0) 9 W UTC–7(–6DT) N42º01.41´ W115º20.13´ 5829 NOTAM FILE BOI RWY 01–19: 5250X120 (TURF) 1.2% up S RWY 01: Fence.
- ·No telephone avbl at arpt.
- ·No line of sight between rwy ends.
- ·Recommend land Rwy 19 and depart Rwy 01 when wind conditions permit.
- ·Yellow and black fence mrkg panels on apchs to Rwy 01 and 19.
- ·Rwy soft in spring and when wet, spcly first 2000 ft of Rwy 19.
- ·Rwy 01–19 edges and thlds marked with white rock.
- ·AIRPORT MANAGER: 208-334-8775
- ·CTAF 122.9 CLEARANCE DELIVERY PHONE: For CD ctc Salt Lake ARTCC at 801-320-2568.
- ·TWIN BRIDGES (See KETCHUM on page 63) TWIN FALLS JOSLIN FLD/MAGIC VALLEY RGNL (TWF)(KTWF) 4 S UTC–7(–6DT) N42º28.91´ W114º29.26´ 4153 B Class I, ARFF Index B NOTAM FILE TWF MON Airport RWY 08–26: H8704X150 (ASPH–PFC) S–75, D–200, 2S–175, 2D–250 PCR 1020 F/B/X/T HIRL RWY 08: REIL.
- ·VASI(V4L)—GA 3.0º TCH 49´.
- ·PAPI(P4L)—GA 3.0º TCH 55´.
- ·RWY 12–30: H3224X75 (ASPH) S–19 PCR 157 F/B/X/T 1.3% up SE RWY 12: Trees.
- ·LAND AND HOLD–SHORT OPERATIONS LDG RWY HOLD–SHORT POINT AVBL LDG DIST RWY 08 12–30 4500 RWY 12 08–26 2750 RWY 26 12–30 3600
- ·S4 FUEL 100LL, JET A1+ OX 1, 3 LGT When twr clsd ACTIVATE MALSR Rwy 26, REIL Rwy 08, HIRL Rwy 08–26—CTAF.
- ·Parachute Jumping. 100LL: Svc fee btn 0300–1330Z‡; info 208–733–5920 or 539–4034.
- ·Line of sight btn Rwy 26 apch end NA.
- ·PPR unsked acr ops gtr than 30 pax seats –amgr.
- ·Rwy 12–30 non acr mov area.
- ·Twy G, H, J and K non acr mov area.
- ·AIRPORT MANAGER: 208-733-5215
- ·ASOS 135.025 (208) 733–1878.
- ·CTAF 118.2 UNICOM 122.95 TWIN FALLS RCO 122.3 (BOISE RADIO) TWIN FALLS APP/DEP CON 126.7 (1300–0400Z‡) ®SALT LAKE CENTER APP/DEP CON 118.05 (0400–1300Z‡) TWIN FALLS TOWER 118.2 (1300–0400Z‡) GND CON 121.7 CLNC DEL 123.65 CLEARANCE DELIVERY PHONE: For CD if una to ctc on FSS freq, ctc Salt Lake ARTCC at 801-320-2568.
- ·CONTINUED ON NEXT PAGE SALT LAKE CITY SALT LAKE CITY SALT LAKE CITY H–3D, L–11C IAP, AD NW, 22 JAN 2026 to 19 MAR 2026 IDAHO 89 CONTINUED FROM PRECEDING PAGE
- ·CLASS D svc 1300–0400Z‡; other times CLASS E.
- ·TWIN FALLS (VL) (H) VORTACW 113.1 TWF Chan 78 N42º28.79´ W114º29.37´ at fld. 4149/18E.
- ·VOR unusable: 000º–010º byd 40 NM blo 7,000´ 000º–010º byd 50 NM 011º–015º byd 40 NM 040º–091º byd 40 NM 092º–102º byd 40 NM blo 16,500´ 092º–102º byd 77 NM 103º–106º byd 40 NM 107º–117º byd 40 NM blo 14,000´ 107º–117º byd 64 NM blo 22,000´ 118º–171º byd 40 NM 120º–160º byd 35 NM blo 12,000´ 172º–182º byd 40 NM blo 13,000´ 172º–182º byd 55 NM 183º–185º byd 40 NM 186º–196º byd 40 NM blo 10,600´ 186º–196º byd 57 NM 197º–230º byd 40 NM TACAN AZIMUTH unusable: 120º–160º byd 35 NM blo 12,000´ DME unusable: 120º–160º byd 35 NM blo 12,000´ STRIK NDB (LOM) 389 TW N42º28.72´ W114º21.26´ 259º 5.9 NM to fld.
+ 19 more sentences · see Chart Supplement page below for the full text
Field profile
Use
Public-use
Ownership
Public
Scheduled service
Yes
FAA Chart Supplement
NTSB events
22 NTSB-recorded events on file at this airport .
Total events
22
since 1982
Fatal
2
9.1% of total
Last 5 years
2
≈ 0.4/yr
Last 10 years
3
≈ 0.3/yr
Ranking across all airports · Open in accident map ↗
Operations volume
FAA TAF · history through 2024
Peak: 55,122 ops in 1994
2024 total
23,893
10-yr total
302,566
2024 mix
AC/AT 18% · GA 77% · Mil 5%
Events / million ops
9.9
last 10 years
Fatal / million ops
0.90
approximate · 10-yr scaled
Last 10 years · n=4
- Loss of control 2
- Stall / spin 1
- Weather · wind / icing / convective 1
All time · n=22
- Other 9
- Ground collision 3
- Loss of control 3
- Engine failure / power loss 2
- Undershoot / overshoot 1
- Controlled flight into terrain 1
- Hard landing 1
- Stall / spin 1
Categories rule-matched from NTSB findings and probable-cause text. "Other" = not enough agency text to classify.
Designees in ID
DPEs nearby
Distance is city-centroid to airport, a first cut, not the exam location.
| Designee | City | ST | Distance |
|---|---|---|---|
| Arlyn E Miller | Boise | ID | 101 nm |
| Joshua Slowik | Boise | ID | 101 nm |
| Scott Theodore Curtis | Boise | ID | 101 nm |
| Gregory Herbert | Meridian | ID | 108 nm |
| Aaron Michael Hassemer | Nampa | ID | 113 nm |
| Brian Jay-Scott Gaines | Eagle | ID | 115 nm |
| Robert Milton Briggs | Garden Valley | ID | 116 nm |
| Brandon Silvey | Caldwell | ID | 118 nm |
| Jeffrey David Galloway | Caldwell | ID | 118 nm |
| Jeffrey Steven Groover | Caldwell | ID | 118 nm |
Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.
CFIs nearby
City-centroid distance; ratings as on the FAA certificate.
| Instructor | City | ST | Distance |
|---|---|---|---|
| Daniel Howard Olmstead | Twin Falls | ID | 5 nm |
| Charles James Topalian | Twin Falls | ID | 5 nm |
| Kathrynne Alexine Mcpherson | Twin Falls | ID | 5 nm |
| Jean Lisa Gray | Twin Falls | ID | 5 nm |
| David Wiley Robinson | Twin Falls | ID | 5 nm |
| Jared Jonathan Marlowe | Twin Falls | ID | 5 nm |
| Parley Jay Williams | Twin Falls | ID | 5 nm |
| Keegan Alan Bolton | Twin Falls | ID | 5 nm |
| Keaton Von Molt | Twin Falls | ID | 5 nm |
| Connor James Oslie | Twin Falls | ID | 5 nm |
Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.
A&P mechanics nearby
City-centroid distance. A = airframe, P = powerplant, IA = inspection authorization.
| Mechanic | City | ST | Distance |
|---|---|---|---|
| Jonathan Duane Jordan | Twin Falls | ID | 5 nm |
| Steven Lawrence Shivers | Twin Falls | ID | 5 nm |
| Richard Walter Carney | Twin Falls | ID | 5 nm |
| Donald Herbert Chapton Jr | Twin Falls | ID | 5 nm |
| Donald Vaughn Kilborn | Twin Falls | ID | 5 nm |
| Eugene Edward Teske | Twin Falls | ID | 5 nm |
| Larry Gaylon Clawson | Twin Falls | ID | 5 nm |
| Lynette Marie Price | Twin Falls | ID | 5 nm |
| Ronnie Ray Miller | Twin Falls | ID | 5 nm |
| Lee Powell Evans | Twin Falls | ID | 5 nm |
Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.
Repair stations nearby
By airport location.
| Shop | Distance |
|---|---|
| Skyline Aircraft Maintenance Nampa, ID | 112 nm |
| Kings Avionics, Inc. Apple Valley, UT | 153 nm |
| Rocky Mountain Kitplanes Fairfield, UT | 172 nm |
| Woodhouse Aviation, LLC Spanish Fork, UT | 190 nm |
| JL Aerospace Three Forks, MT | 240 nm |
| Million Air Bozeman Belgrade, MT | 245 nm |
| Pristine Jets Belgrade, MT | 245 nm |
| Pristine Jets Missoula, MT | 267 nm |
| Chaparral Avionics, Inc Carson City, NV | 310 nm |
| Accurate Aero Minden, NV | 318 nm |
Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.
References
- FAA Chart Supplement (CSUP) A/FD entry — official FAA ↗
- SkyVector — sectional + IFR charts Charts, runways, fuel, NOTAMs ↗
- AirNav — frequencies, FBOs, fuel Pilot-facing summary ↗
- NTSB CAROL — accident search Filter by airport name ↗
- FAA Notice to Air Missions NOTAMs (live) ↗
- aviationweather.gov — METAR / TAF Live observation ↗