Reference only — not for real-world navigation.
40D
Three Lakes Municipal Airport · Three Lakes
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,636 ft / 499 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
03/21 · 3,400 ft · TURF-GLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Three Lakes Municipal Airport (40D), located in Three Lakes, 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 1,636 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
Three Lakes Municipal Airport
ICAO / IATA
40D / —
Municipality
Three Lakes
Country
Region
US-WI — Wisconsin
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,636 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 03 / 21
LIGHTED
Runway Length: 3,400 ft / 1,036 m
Runway Width: 120 ft / 37 m
Surface Type: TURF-G
Heading: —° / —°
Runway Width: 120 ft / 37 m
Surface Type: TURF-G
Heading: —° / —°
RWY 03
No ILS / Visual Only
RWY 21
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026