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KCNM

CNM

Cavern City Air Terminal · Carlsbad

Key Facts

Technical summary and operational standards.

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)

Runway Summary

03/217,854 ftAsphaltLIGHTED

14R/32L5,839 ftAsphaltLIGHTED

08/265,333 ftAsphaltLIGHTED

Details Runways Frequencies Navaids Nearby

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

Briefing for Cavern City Air Terminal (KCNM), United States. This facility features 4 active runways with an elevation of 3,295 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 18,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name

Cavern City Air Terminal

ICAO / IATA

KCNM / CNM

Municipality

Carlsbad

Country

Region

US-NM

GPS Coordinates

32.337502, -104.263000

Transition Altitude

18,000 ft

Official Website

—

Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 03 / 21

ILSLIGHTED

Crosswind 03 Crosswind 21 TOD VDP

Length: 7,854 ft / 2,394 m
Surface: Asphalt
Heading: 44.1° / 224.1°

RWY 03

111.90 MHz

ID: CVD | CRS: 34°

RWY 21

No ILS

Runway 14R / 32L

LIGHTED

Crosswind 14R Crosswind 32L TOD VDP

Length: 5,839 ft / 1,780 m
Surface: Asphalt
Heading: 154° / 334°

RWY 14R

No ILS

RWY 32L

No ILS

Runway 08 / 26

LIGHTED

Crosswind 08 Crosswind 26 TOD VDP

Length: 5,333 ft / 1,625 m
Surface: Asphalt
Heading: 90° / 270°

RWY 08

No ILS

RWY 26

No ILS

Runway 14L / 32R

UNLIT

Crosswind 14L Crosswind 32R TOD VDP

Length: 4,615 ft / 1,407 m
Surface: Asphalt
Heading: 156.2° / 336.2°

RWY 14L

No ILS

RWY 32R

No ILS

Nearby Navaids

VOR, NDB, DME stations in the vicinity.

CV · NDB (Carlz)402 kHz

3,840 ft · Associated: KCNM
32.266800, -104.338997

CNM · VORTAC (Carlsbad)116,300 kHz

3,250 ft · Associated: KCNM
32.256599, -104.225998

Communication Frequencies

ATC and advisory channels.

ASOS ASOS

118.38 MHz

CNTR ALBUQUERQUE CNTR

135.88 MHz

RDO ALBUQUERQUE RDO

122.65 MHz

UNIC CTAF/UNICOM

122.95 MHz

Nearby Airports

Alternatives in the vicinity.

Lea County Regional Airport

Roswell Air Center Airport

Winkler County Airport

Alamogordo White Sands Regional Airport

Sierra Blanca Regional Airport

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified