AirNav: 20CL - Mysterious Valley Airport

20CL

Mysterious Valley Airport
Pope Valley, California, USA

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FAA INFORMATION EFFECTIVE 27 NOVEMBER 2025

Location

FAA Identifier:	20CL
Lat/Long:	38-44-57.6490N 122-22-02.9220W 38-44.960817N 122-22.048700W 38.7493469,-122.3674783 (estimated)
Elevation:	1410 ft. / 430 m (estimated)
Variation:	16E (1985)
From city:	9 miles N of POPE VALLEY, CA
Time zone:	UTC -8 (UTC -7 during Daylight Saving Time)
Zip code:	94558

Airport Operations

Airport use:	Private use. Permission required prior to landing
Activation date:	05/1971
Control tower:	no
ARTCC:	OAKLAND CENTER
FSS:	OAKLAND FLIGHT SERVICE STATION
Attendance:	IREG
Wind indicator:	yes
Segmented circle:	no

Nearby radio navigation aids

VOR radial/distance		VOR name		Freq		Var
ILAr201/25.0		WILLIAMS VORTAC		114.40		18E
SGDr343/34.2		SCAGGS ISLAND VORTAC		112.10		17E

Airport Services

Airframe service:	NONE
Powerplant service:	NONE

Runway Information

Runway 14/32

Dimensions:	3500 x 30 ft. / 1067 x 9 m
Surface:	gravel
	RUNWAY 14	RUNWAY 32
Traffic pattern:	left	left

Airport Ownership and Management from official FAA records

Ownership:	Privately-owned
Owner:	PERRY CLARK AMIZETTA WINERY 1099 GREENFIELD RD ST HELENA, CA 94574

Additional Remarks

-	HAZARDOUS STRIP-SURROUNDED BY HILLS, 95 FT FENCE TO FENCE.
-	FOR CD CTC OAKLAND ARTCC AT 510-745-3380.

Instrument Procedures

There are no published instrument procedures at 20CL.

Some nearby airports with instrument procedures:

O41 - Watts-Woodland Airport (24 nm E)
KSTS - Charles M Schulz/Sonoma County Airport (25 nm SW)
KHES - Healdsburg Municipal Airport (26 nm W)
KDWA - Yolo County Airport (26 nm SE)
1O2 - Lampson Field Airport (29 nm NW)

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Area around 20CL (Mysterious Valley Airport)

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Aerial photo
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Sectional chart

Airport distance calculator
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Sunrise and sunset

Times for 06-Dec-2025

	Local (UTC-8)	Zulu (UTC)
Morning civil twilight	06:45	14:45
Sunrise	07:14	15:14
Sunset	16:47	00:47
Evening civil twilight	17:16	01:16

Current date and time

Zulu (UTC)	06-Dec-2025 15:27:23
Local (UTC-8)	06-Dec-2025 07:27:23

METAR

KSTS 26nm SW	707-573-8393 061453Z 13003KT 1/4SM FG VV002 05/04 A3020 RMK AO2 SLP221 T00500044 53006
KDWA 26nm SE	061515Z AUTO 02004KT 1 1/4SM BR OVC003 06/06 A3024 RMK AO2
KVCB 29nm SE	061453Z AUTO 02004KT 4SM BR OVC004 06/05 A3022 RMK AO2 SLP233 T00610050 50010
KEDU 30nm SE	061510Z AUTO 02005KT 2SM OVC002 06/06 A3022 RMK AO1
KO69 32nm S	061515Z AUTO 00000KT 2 1/2SM BR OVC003 04/04 A3021 RMK A01
KAPC 33nm S	061521Z 09009KT 4SM BR OVC003 06/06 A3021 RMK AO2 T00610056
KSUU 36nm SE	061510Z 04005KT 2 1/4SM BR OVC003 06/05 A3019 RMK AO2A VIS 2 1/4V3 SLP230 $
KSMF 36nm E	061453Z 36007KT 4SM BR OVC004 06/05 A3022 RMK AO2 SLP233 T00610050 51008
KDVO 37nm S	061515Z AUTO 00000KT 3SM BR OVC005 07/06 A3021 RMK AO2
KMYV 43nm NE	061453Z AUTO 36007KT 10SM OVC006 06/05 A3023 RMK AO2 SLP241 T00610050 53005

TAF

KSTS
26nm SW

061132Z 0612/0712 00000KT 1/4SM FG VV001 FM062000 30008KT 6SM BR SCT003 FM070300 VRB03KT 4SM BR SKC FM070900 VRB02KT 1/2SM FG BKN003

NOTAMs

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