Reference only — not for real-world navigation.
AK40
Nixon Fork Mine Airport · McGrath
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,510 ft / 460 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
16/34 · 4,200 ft · GRVL-GUNLITFlight Planning
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Welcome to the technical flight briefing for Nixon Fork Mine Airport (AK40), located in McGrath, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 1,510 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Nixon Fork Mine Airport
ICAO / IATA
AK40 / —
Municipality
McGrath
Country
Region
US-AK — Alaska
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,510 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 16 / 34
UNLIT
Runway Length: 4,200 ft / 1,280 m
Runway Width: 100 ft / 30 m
Surface Type: GRVL-G
Heading: —° / —°
Runway Width: 100 ft / 30 m
Surface Type: GRVL-G
Heading: —° / —°
RWY 16
No ILS / Visual Only
RWY 34
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026