Reference only — not for real-world navigation.
CA25
Mark Twain St Joseph's Hospital Heliport · San Andreas
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,033 ft / 315 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
H1/ · 300 ft · ASPHUNLITFlight Planning
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Welcome to the technical flight briefing for Mark Twain St Joseph's Hospital Heliport (CA25), located in San Andreas, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 1,033 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Mark Twain St Joseph's Hospital Heliport
ICAO / IATA
CA25 / —
Municipality
San Andreas
Country
Region
US-CA — California
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,033 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway H1 /
UNLIT
Runway Length: 300 ft / 91 m
Runway Width: 150 ft / 46 m
Surface Type: ASPH
Heading: —° / 260°
Runway Width: 150 ft / 46 m
Surface Type: ASPH
Heading: —° / 260°
RWY H1
No ILS / Visual Only
RWY (260°)
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026