AirNav: M90 - William Robert Johnston Municipal Airport

M90

William Robert Johnston Municipal Airport
Mendota, California, USA

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FAA INFORMATION EFFECTIVE 06 AUGUST 2026

Location

FAA Identifier:	M90
Lat/Long:	36-45-31.0000N 120-22-17.0000W 36-45.516667N 120-22.283333W 36.7586111,-120.3713889 (estimated)
Elevation:	162 ft. / 49 m (estimated)
Variation:	15E (1985)
Time zone:	UTC -7 (UTC -8 during Standard Time)
Zip code:	93640

Airport Operations

Airport use:	CLOSED INDEFINITELY
Activation date:	08/1957
Control tower:	no
ARTCC:	OAKLAND CENTER
FSS:	RANCHO MURIETA FLIGHT SERVICE STATION
NOTAMs facility:	RIU (NOTAM-D service available)
Attendance:	UNATNDD
Wind indicator:	yes
Segmented circle:	yes

Airport Communications

CTAF:	122.9
WX ASOS at MAE (19 nm NE):	134.725 (559-674-1781)

Nearby radio navigation aids

VOR radial/distance		VOR name		Freq		Var
PXNr066/19.8		PANOCHE VORTAC		112.60		16E
HYPr162/27.7		EL NIDO VOR/DME		113.85		15E

Airport Services

Parking:

tiedowns

Runway Information

Runway 15/33

Dimensions:

3499 x 50 ft. / 1066 x 15 m

Surface:

asphalt/L
RWY 15/33 IS POTHOLED WITH AREAS OF COLLAPSED PAVEMENT.

Weight bearing capacity:

Single wheel:

12.5

Runway edge markings:

MARKINGS FADED.

RUNWAY 15

RUNWAY 33

Latitude:

36-45.798333N

36-45.251500N

Longitude:

120-22.404667W

120-22.177167W

Traffic pattern:

left

right

Displaced threshold:

777 ft.

Markings:

basic, in poor condition

Runway end identifier lights:

Obstructions:

none

17 ft. bldg, 423 ft. from runway, 190 ft. left of centerline, 13:1 slope to clear

Airport Ownership and Management from official FAA records

Ownership:	Publicly-owned
Owner:	CITY OF MENDOTA 643 QUINCE ST MENDOTA, CA 93640-2334 Phone 559-655-4298
Manager:	CRISTIAN GONZALES 643 QUINCE ST MENDOTA, CA 93640-2334 Phone (559) 655-4298

Additional Remarks

-	ARPT CLSD UNTIL FURTHER NOTICE.
-	(ARPT STATUS) ARPT CLSD INDEFLY.

Instrument Procedures

There are no published instrument procedures at M90.

Some nearby airports with instrument procedures:

F34 - Firebaugh Airport (8 nm NW)
KMAE - Madera Municipal Airport (19 nm NE)
KFCH - Fresno Chandler Executive Airport (27 nm E)
KLSN - Los Banos Municipal Airport (30 nm NW)
KFAT - Fresno Yosemite International Airport (31 nm E)

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Com | Nav | Svcs | Stats | Notes

Area around M90 (William Robert Johnston Municipal 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 22-Aug-2026

	Local (UTC-7)	Zulu (UTC)
Morning civil twilight	05:58	12:58
Sunrise	06:25	13:25
Sunset	19:43	02:43
Evening civil twilight	20:10	03:10

Current date and time

Zulu (UTC)	22-Aug-2026 08:30:44
Local (UTC-7)	22-Aug-2026 01:30:44

METAR

KMAE 18nm NE	220755Z AUTO 31008KT 10SM BKN240 23/12 A2997 RMK AO2 SLP145 T02330122 FZRANO $
KFCH 27nm E	220815Z AUTO 30009KT 10SM CLR 25/12 A2997 RMK A01
KFAT 32nm E	220753Z 31011KT 10SM FEW120 26/09 A2996 RMK AO2 SLP139 T02610094 403890217
KMCE 32nm N	220753Z AUTO 33009KT 10SM CLR 23/12 A2996 RMK AO2 SLP143 T02280122 403610172
KNLC 33nm SE	220756Z AUTO 33011KT 10SM CLR 25/11 A2996 RMK AO2 SLP143 T02500111 403940200

TAF

KFAT 32nm E	220520Z 2206/2306 31013KT P6SM FEW120 SCT250 FM220900 31007KT P6SM SKC
KMCE 32nm N	220520Z 2206/2306 33011KT P6SM FEW120 SCT250 FM220900 32007KT P6SM SKC
KNLC 33nm SE	2123/2223 35007KT 9999 FEW180 BKN230 QNH2984INS BECMG 2123/2201 01009KT 9999 FEW180 SCT230 QNH2980INS BECMG 2205/2207 33011KT 9999 SCT180 BKN230 QNH2992INS FM221500 34009KT 9999 SCT200 SCT250 QNH2980INS TX40/2200Z TN20/2212Z LAST NO AMDS AFT 2201 NEXT 2315 FS30206

NOTAMs

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