AirNav: M90 - William Robert Johnston Municipal Airport

M90

William Robert Johnston Municipal Airport
Mendota, California, USA

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FAA INFORMATION EFFECTIVE 19 FEBRUARY 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 -8 (UTC -7 during Daylight Saving 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
APCH RATIO TO DSPLCD THR 50:1.

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 CITY MANAGER X 109.

Additional Remarks

-	FOR CD CTC NORCAL APCH AT 916-361-0516.
-	PARL TWY ROUGH/UNEVEN SFC; EXTSV ASPH RPR AND PATCHING.
-	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)

Loc | Ops | Rwys | IFR | FBO | Links
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 24-Feb-2026

	Local (UTC-8)	Zulu (UTC)
Morning civil twilight	06:14	14:14
Sunrise	06:40	14:40
Sunset	17:50	01:50
Evening civil twilight	18:16	02:16

Current date and time

Zulu (UTC)	24-Feb-2026 10:19:31
Local (UTC-8)	24-Feb-2026 02:19:31

METAR

KMAE 18nm NE	240953Z AUTO 00000KT 10SM SCT095 OVC120 13/09 A3014 RMK AO2 SLP205 T01280089
KFCH 27nm E	240955Z AUTO 00000KT 10SM FEW065 BKN100 OVC120 14/10 A3014 RMK A01
KFAT 32nm E	240953Z 00000KT 10SM SCT095 BKN130 OVC190 13/08 A3014 RMK AO2 SLP203 T01330083
KMCE 32nm N	240953Z AUTO 00000KT 10SM OVC100 14/09 A3013 RMK AO2 SLP202 T01390089
KNLC 33nm SE	240956Z AUTO 00000KT 8SM CLR 11/09 A3014 RMK AO2 SLP205 T01110094

TAF

KFAT 32nm E	240520Z 2406/2506 VRB06KT P6SM OVC100 TEMPO 2503/2506 -RA
KMCE 32nm N	240520Z 2406/2506 VRB06KT P6SM OVC100 TEMPO 2503/2506 -RA
KNLC 33nm SE	2407/2507 VRB04KT 9999 BKN110 OVC180 QNH3008INS FM242000 13006KT 9999 FEW050 SCT100 BKN150 QNH3001INS AUTOMATED SENSOR METWATCH 2408 TIL 2415 TX23/2423Z TN08/2414Z FS30184
KMER 39nm N	240520Z 2406/2506 VRB06KT P6SM OVC100 TEMPO 2503/2506 -RA AMD NOT SKED

NOTAMs

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