Reference only — not for real-world navigation.
KCNM
Cavern City Air Terminal · Carlsbad
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
3,295 ft / 1,004 m
Transition Altitude
18,000 ft
Primary Channel
ASOS 118.38 MHz (ASOS)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Cavern City Air Terminal (KCNM), located in Carlsbad, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 4 active runways with a maximum elevation of 3,295 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.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
Cavern City Air Terminal
ICAO / IATA
KCNM / CNM
Municipality
Carlsbad
Country
Region
US-NM — New Mexico
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
3,295 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 03 / 21
ILS EQUIPPEDLIGHTED
Runway Length: 7,854 ft / 2,394 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 44.1° / 224.1°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 44.1° / 224.1°
RWY 03 (44.1°)
111.90 MHz
IDENT: CVD | CRS: 34°
RWY 21 (224.1°)
No ILS / Visual Only
Runway 14R / 32L
LIGHTED
Runway Length: 5,839 ft / 1,780 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 154° / 334°
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 154° / 334°
RWY 14R (154°)
No ILS / Visual Only
RWY 32L (334°)
No ILS / Visual Only
Runway 08 / 26
LIGHTED
Runway Length: 5,333 ft / 1,625 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 90° / 270°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 90° / 270°
RWY 08 (90°)
No ILS / Visual Only
RWY 26 (270°)
No ILS / Visual Only
Runway 14L / 32R
UNLIT
Runway Length: 4,615 ft / 1,407 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 156.2° / 336.2°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 156.2° / 336.2°
RWY 14L (156.2°)
No ILS / Visual Only
RWY 32R (336.2°)
No ILS / Visual Only
ASOS ASOS
118.38 MHz
CNTR ALBUQUERQUE CNTR
135.88 MHz
RDO ALBUQUERQUE RDO
122.65 MHz
UNIC CTAF/UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026