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2CO2 Las Arenas Earth and Sky Observatory Airport
Alamosa, Colorado, USA

GOING TO ALAMOSA?


FAA INFORMATION EFFECTIVE 15 MAY 2025

Location

FAA Identifier: 2CO2
Lat/Long: 37-28-40.1600N 105-36-56.8900W
37-28.669333N 105-36.948167W
37.4778222,-105.6158028
(estimated)
Elevation: 7582 ft. / 2311 m (estimated)
From city: 13 miles W of ALAMOSA, CO
Time zone: UTC -6 (UTC -7 during Standard Time)
Zip code: 81123

Airport Operations

Airport use: Private use. Permission required prior to landing
Activation date: 04/2010
Control tower: no
ARTCC: DENVER CENTER
FSS: DENVER FLIGHT SERVICE STATION
Attendance: UNATNDD
Wind indicator: yes
Segmented circle: no

Airport Communications

WX ASOS at ALS (12 nm W): 135.175 (719-589-5669)

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
ALSr038/12.3ALAMOSA VORTAC113.9013E

Airport Services

Runway Information

Runway 2/20

Dimensions: 2700 x 40 ft. / 823 x 12 m
Surface: dirt, in fair condition
RUNWAY 2  RUNWAY 20
Traffic pattern: leftleft
Obstructions: 6 ft. fence, 10 ft. from runway4 ft. fence, 10 ft. from runway

Airport Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: JAMES LILLY
8714 ROBINWOOD DR
MILTON, FL 32583
Phone 719-298-1183
Manager: JAMES LILLY
PO BOX 435
ALAMOSA, CO 81101
Phone 719-298-1183

Additional Remarks

FOR CD CTC DENVER ARTCC AT 303-651-4257.

Instrument Procedures

There are no published instrument procedures at 2CO2.

Some nearby airports with instrument procedures:

KALS - San Luis Valley Regional Airport/Bergman Field (12 nm W)
KMVI - Monte Vista Municipal Airport (21 nm W)
KRCV - Astronaut Kent Rominger Airport (38 nm W)
4V1 - Spanish Peaks Airfield (42 nm E)
KSKX - Taos Regional Airport (62 nm S)
 
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AirBoss

 
Aerial photo
WARNING: Photo may not be current or correct
Aerial photo of 2CO2 (Las Arenas Earth and Sky Observatory Airport)
Photo by James Edward Lilly, Ph.D.
Photo taken 15-Aug-2014
looking west.

Do you have a better or more recent aerial photo of Las Arenas Earth and Sky Observatory Airport that you would like to share? If so, please send us your photo.

 
Sectional chart

 
Airport distance calculator
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From to 2CO2

Sunrise and sunset
Times for 28-May-2025
 Local
(UTC-6)
 Zulu
(UTC)
Morning civil twilight05:1511:15
Sunrise05:4611:46
Sunset20:1402:14
Evening civil twilight20:4402:44

Current date and time
Zulu (UTC)  28-May-2025 15:55:49
Local (UTC-6)  28-May-2025 09:55:49
 
METAR
KALS 
12nm W 
281452Z AUTO 00000KT 10SM CLR 13/03 A3028 RMK AO2 SLP181 T01280028 50003
KVTP 
21nm E 
281515Z AUTO 25011G16KT 10SM CLR 08/01 A3048 RMK AO2
TAF
KALS 
12nm W 
281125Z 2812/2912 VRB05KT P6SM SCT250 FM281700 28011KT P6SM SCT110 PROB30 2820/2824 5SM -TSRA BKN050CB FM290200 06010KT P6SM BKN120 FM290700 VRB05KT P6SM FEW120 SCT250
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