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CO04 Denning Airport
Keenesburg, Colorado, USA

FAA INFORMATION EFFECTIVE 27 NOVEMBER 2025

Location

FAA Identifier: CO04
Lat/Long: 40-00-06.9374N 104-24-56.2822W
40-00.115623N 104-24.938037W
40.0019271,-104.4156339
(estimated)
Elevation: 4977 ft. / 1517 m (estimated)
From city: 8 miles SE of KEENESBURG, CO
Time zone: UTC -7 (UTC -6 during Daylight Saving Time)
Zip code: 80643

Airport Operations

Airport use: Private use. Permission required prior to landing
Activation date: 08/2023
Control tower: no
ARTCC: DENVER CENTER
FSS: DENVER FLIGHT SERVICE STATION
Attendance: 
Segmented circle: no

Airport Communications

WX AWOS-3 at CFO (14 nm SW): 119.025 (303-261-9104)
WX ASOS at DEN (15 nm SW): PHONE 719-204-1223

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
DVVr048/11.6MILE HIGH VORTAC114.7008E
DENr037/16.0DENVER VOR/DME117.9008E
FQFr016/21.0FALCON VORTAC116.3011E
GLLr155/30.8GILL VOR/DME114.2013E
BJCr070/33.7JEFFCO VOR/DME115.4011E

Airport Services

Runway Information

Runway 17/35

Dimensions: 863 x 35 ft. / 263 x 11 m
Surface: gravel, in fair condition
RUNWAY 17  RUNWAY 35
Latitude: 40-00.186667N40-00.044580N
Longitude: 104-24.938333W104-24.937740W
Elevation: 4976.2 ft.4969.5 ft.
Traffic pattern: leftleft

Airport Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: DENNING FAMILY TRUST
201 HIGHWAY 79
KEENESBURG, CO 80643
Phone 970-396-3205
Manager: TODD E. DENNING
201 HIGHWAY 79
KEENESBURG, CO 80643
Phone 970-396-3205

Instrument Procedures

There are no published instrument procedures at CO04.

Some nearby airports with instrument procedures:

KCFO - Colorado Air and Space Port Airport (14 nm SW)
KDEN - Denver International Airport (15 nm SW)
KBKF - Buckley Space Force Base (24 nm SW)
KGXY - Greeley-Weld County Airport (28 nm N)
KEIK - Erie Municipal Airport (29 nm W)
  
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From to CO04

Sunrise and sunset
Times for 09-Dec-2025
 Local
(UTC-7)		 Zulu
(UTC)
Morning civil twilight06:3813:38
Sunrise07:0914:09
Sunset16:3123:31
Evening civil twilight17:0200:02

Current date and time
Zulu (UTC)  10-Dec-2025 03:49:00
Local (UTC-7)  09-Dec-2025 20:49:00
 
METAR
KCFO 
14nm SW 		100247Z 35013KT 10SM CLR 12/M03 A2993
KDEN 
15nm SW 		100253Z 28005KT 10SM FEW090 SCT150 OVC220 12/M02 A2990 RMK AO2 SLP082 T01171022 51029
TAF
KDEN 
15nm SW 		092054Z 0921/1024 27025G34KT P6SM FEW100 BKN220 FM092300 29015G25KT P6SM BKN220 FM100100 32014G23KT P6SM BKN200 FM100500 02012G20KT P6SM FEW070 BKN180 FM101100 15008KT P6SM FEW015 BKN180 FM101600 20008KT P6SM BKN180 FM102000 30012G24KT P6SM BKN180
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