AIRPORT CLOSED — do not use for landing
1
Runway
1
Frequency
0
Procedures
Quick Facts
ICAO
KM90
FAA
M90
Elevation
162 ft MSL
Runways
1
Frequencies
1
Tower
No
Fuel
N/A
Coordinates
36.759, -120.371
Airport Information
Facility Type
AIRPORT
Elevation
162 ft MSL
Control Tower
No
CTAF
122.9 MHz
Fuel Types
None listed
Traffic Pattern
Not published
ARTCC
OAKLAND
Coordinates
36.7586, -120.3710
Ownership
Public
Hours of Operation
Current Weather
Nearby Weather Cameras
No camera at KM90. Showing nearest cameras.
Situational awareness only — not for regulatory minimums
FAA aviation weather camera images are for situational awareness. They may NOT be used to comply with regulatory requirements — for example, to determine weather minimums for IFR flight. Images are generally updated about every 10 minutes and actual site conditions may differ from the displayed image. FAA Order JO 7110.10, §8-3-3
Mt Helen
North · Camera 1 · 4 cameras total
47 NM away
Parkfield
North · Camera 1 · 4 cameras total
50 NM away
12 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Ends | Length | Width | Surface | Lights | Weight Bearing | PCN |
|---|---|---|---|---|---|---|---|
| 15/33 | 15 / 33 | 3,499 ft | 50 ft | ASP | - | - | - |
Frequencies
| Type | Frequency | Name | Call Sign | Use | Hours |
|---|---|---|---|---|---|
| CTAF | 122.9 | CTAF | - | - | - |
Airport 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.
- CITY MANAGER X 109.
- MARKINGS FADED.
- MARKINGS FADED.
- APCH RATIO TO DSPLCD THR 50:1.
- RWY 15/33 IS POTHOLED WITH AREAS OF COLLAPSED PAVEMENT.
Nearby airports & facilities
M90
WILLIAM ROBERT JOHNSTON MUNI
MENDOTA — <1 nm
F34
FIREBAUGH
FIREBAUGH — 8 nm
KF34
FIREBAUGH
FIREBAUGH — 8 nm
CA32
SAN JOAQUIN
SAN JOAQUIN — 12 nm
CA32
SAN JOAQUIN
SAN JOAQUIN — 12 nm
49CL
EL PECO RANCH
MADERA — 13 nm
49CL
EL PECO RANCH
MADERA — 13 nm
CL01
EAGLE FLD
DOS PALOS — 17 nm
CL01
EAGLE FLD
DOS PALOS — 17 nm
28CA
DOS PALOS
DOS PALOS — 17 nm
28CA
Dos Palos Airport
Dos Palos — 18 nm
KMAE
MADERA MUNI
MADERA — 19 nm
Nearest airports
- M90 — WILLIAM ROBERT JOHNSTON MUNI
MENDOTA
- F34 — FIREBAUGH
FIREBAUGH
- KF34 — FIREBAUGH
FIREBAUGH
- CA32 — SAN JOAQUIN
SAN JOAQUIN
- CA32 — SAN JOAQUIN
SAN JOAQUIN
California airports
KM90 Operational Overview
Location & Facility
William Robert Johnston Municipal Airport (KM90) is a publicly owned airport open to the public located in Mendota, California, United States. The field sits at an elevation of 162 feet above mean sea level (MSL) at coordinates 36.7586°N, 120.3710°W.
Runways
William Robert Johnston Municipal Airport has 1 runway. The longest runway (15/33) measures 3,499 feet by 50 feet with a asp surface.
Communications & Operations
William Robert Johnston Municipal Airport is a non-towered (pilot-controlled) field. A total of 1 communication frequencies are published for this facility.
Weather Cameras
3 FAA Weather Cameras are available near William Robert Johnston Municipal Airport, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Frequently Asked Questions
What is KM90?
KM90 is the FAA location identifier for William Robert Johnston Municipal Airport, a public-use airport, located in Mendota, California, United States.
How many runways does William Robert Johnston Municipal Airport have?
William Robert Johnston Municipal Airport (KM90) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of KM90?
The field elevation of William Robert Johnston Municipal Airport is 162 feet above mean sea level (MSL). The FAA publishes this figure as ESTIMATED, not surveyed — use the current Chart Supplement for a survey-grade elevation.
Is fuel available at KM90?
No fuel types are currently listed for William Robert Johnston Municipal Airport. Contact the FBO directly for availability.
What is the longest runway at KM90?
The longest runway at William Robert Johnston Municipal Airport is 3,499 feet long.
How do I access complete data for KM90?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for William Robert Johnston Municipal Airport.
Where is William Robert Johnston Municipal Airport located?
William Robert Johnston Municipal Airport (KM90) is located in Mendota, California, United States, at an elevation of 162 ft MSL.
Does KM90 have weather cameras?
KM90 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.