AirNav: 8CO7 - Colorado Antique Field Airport

8CO7

Colorado Antique Field Airport
Niwot, Colorado, USA

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FAA INFORMATION EFFECTIVE 09 JULY 2026

Location

FAA Identifier:	8CO7
Lat/Long:	40-07-20.9460N 105-10-20.9470W 40-07.349100N 105-10.349117W 40.1224850,-105.1724853 (estimated)
Elevation:	5069 ft. / 1545 m (estimated)
Variation:	12E (1985)
From city:	1 mile N of NIWOT, CO
Time zone:	UTC -6 (UTC -7 during Standard Time)
Zip code:	80503

Airport Operations

Airport use:	Private use. Permission required prior to landing
Activation date:	03/1979
Control tower:	no
ARTCC:	DENVER CENTER
FSS:	DENVER FLIGHT SERVICE STATION
Attendance:	UNATNDD
Wind indicator:	yes
Segmented circle:	no

Airport Communications

WX AWOS-3 at LMO (2.5 nm N):	120.0 (303-684-7545)
WX AWOS-3 at BDU (6 nm SW):	118.825 (303-541-9540)
WX AWOS-3PT at EIK (9 nm SE):	133.825 (303-604-4339)
WX AWOS-3 at BJC (13 nm S):	PHONE 720-887-8067

Nearby radio navigation aids

VOR radial/distance	VOR name	Freq	Var
BJCr342/12.7	JEFFCO VOR/DME	115.40	11E
DVVr290/28.7	MILE HIGH VORTAC	114.70	08E
DENr300/30.0	DENVER VOR/DME	117.90	08E
FQFr305/36.3	FALCON VORTAC	116.30	11E
GLLr218/36.4	GILL VOR/DME	114.20	13E

Airport Services

Runway Information

Runway 7/25

Dimensions:	3400 x 150 ft. / 1036 x 46 m
Surface:	turf
	RUNWAY 7	RUNWAY 25
Traffic pattern:	right	left
Obstructions:	12 ft. hedge 25-FOOT PLINE 1300 FEET FROM THR.	23 ft. pline 35-FOOT TREES ON NORTH AND SOUTH SIDE OF CNTLN.

Airport Ownership and Management from official FAA records

Ownership:	Privately-owned
Owner:	GREINER/BECKER/BERMAN 8195 N 81ST ST LONGMONT, CO 80503 Phone 303-652-2054
Manager:	J B GREINER 8195 N 81ST ST LONGMONT, CO 80503 Phone 303-652-0676

Additional Remarks

-	FOR CD CTC DENVER APCH AT 303-342-1916.

Instrument Procedures

There are no published instrument procedures at 8CO7.

Some nearby airports with instrument procedures:

KLMO - Vance Brand Airport (3 nm N)
KEIK - Erie Municipal Airport (9 nm SE)
KBJC - Rocky Mountain Metro Airport (13 nm S)
KFNL - Northern Colorado Regional Airport (21 nm N)
KDEN - Denver International Airport (28 nm SE)

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Area around 8CO7 (Colorado Antique Field Airport)

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Aerial photo

Sectional chart

Airport distance calculator
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Sunrise and sunset

Times for 03-Aug-2026

	Local (UTC-6)	Zulu (UTC)
Morning civil twilight	05:31	11:31
Sunrise	06:02	12:02
Sunset	20:12	02:12
Evening civil twilight	20:42	02:42

Current date and time

Zulu (UTC)	03-Aug-2026 06:42:53
Local (UTC-6)	03-Aug-2026 00:42:53

METAR

KLMO 3nm N	030555Z AUTO 00000KT 10SM CLR 23/07 A2993 RMK AO2 T02270070 10367 20221
K1V5 6nm SW	AWOS 118.825 303-541-9540 No observation available
KBDU 6nm SW	030615Z AUTO 23007KT 10SM CLR 29/M01 A2993 RMK AO2
KEIK 9nm SE	030615Z AUTO 20008KT 10SM BKN170 27/04 A2991 RMK AO2 T02720044 $
KBJC 13nm S	030555Z AUTO 20004KT 10SM CLR 27/02 A2999 RMK AO2

TAF

KBJC
13nm S

030539Z 0306/0406 19009KT P6SM FEW120 SCT150 FM031100 VRB06KT P6SM FEW120 SCT150 FM031900 31011KT P6SM SCT140 SCT170 PROB30 0319/0324 VRB15G25KT -SHRA BKN120 FM040000 02013G25KT P6SM SCT100 BKN120

NOTAMs

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