AirNav: 20CL - Mysterious Valley Airport

20CL

Mysterious Valley Airport
Pope Valley, California, USA

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FAA INFORMATION EFFECTIVE 19 FEBRUARY 2026

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
Flying to Mysterious Valley Airport? Find the distance to fly. From to 20CL

Sunrise and sunset

Times for 07-Mar-2026

	Local (UTC-8)	Zulu (UTC)
Morning civil twilight	06:07	14:07
Sunrise	06:34	14:34
Sunset	18:07	02:07
Evening civil twilight	18:34	02:34

Current date and time

Zulu (UTC)	07-Mar-2026 09:12:06
Local (UTC-8)	07-Mar-2026 01:12:06

METAR

KSTS 26nm SW	707-573-8393 070853Z AUTO 02010G24KT 10SM CLR 19/00 A3015 RMK AO2 PK WND 03027/0843 SLP202 T01940000 58002
KDWA 26nm SE	070855Z AUTO 34008KT 10SM CLR 12/05 A3017 RMK AO2
KVCB 29nm SE	070853Z AUTO 35012G20KT 10SM CLR 16/02 A3015 RMK AO2 SLP207 T01610022 58002
KEDU 30nm SE	070855Z AUTO 36010KT 10SM CLR 13/05 A3016 RMK AO1
KO69 32nm S	070855Z AUTO 20006KT 10SM OVC055 A3015 RMK A01
KAPC 33nm S	070854Z AUTO 26004KT 10SM CLR 14/03 A3014 RMK AO2 SLP198 T01440028 53003
KSUU 36nm SE	070855Z AUTO 02010KT 10SM CLR 15/03 A3011 RMK AO2 SLP203 T01460031 50000 $
KSMF 36nm E	070853Z 33009KT 10SM CLR 10/05 A3015 RMK AO2 SLP207 T01000050 50000
KDVO 37nm S	070855Z AUTO 00000KT 10SM CLR 13/06 A3014 RMK AO2
KMYV 43nm NE	070853Z AUTO 02007KT 10SM CLR 13/03 A3018 RMK AO2 SLP224 T01280033 51006 $

TAF

KSTS
26nm SW

070521Z 0706/0806 36010KT P6SM FEW250 FM070900 01008KT P6SM FEW250 WS020/03035KT FM071500 35010KT P6SM FEW250 FM071700 04012KT P6SM SKC

NOTAMs

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