Reference only — not for real-world navigation.
3OA9
Memorial Hospital of Union County Heliport · Marysville
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,001 ft / 305 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
HI/ · 48 ft · MATSLIGHTEDFlight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Memorial Hospital of Union County Heliport (3OA9), located in Marysville, 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 1,001 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
Memorial Hospital of Union County Heliport
ICAO / IATA
3OA9 / —
Municipality
Marysville
Country
Region
US-OH — Ohio
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,001 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway HI /
LIGHTED
Runway Length: 48 ft / 15 m
Runway Width: 48 ft / 15 m
Surface Type: MATS
Heading: —° / —°
Runway Width: 48 ft / 15 m
Surface Type: MATS
Heading: —° / —°
RWY HI
No ILS / Visual Only
RWY
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026