SSM Health St. Mary's Hospital-Jansville Heliport
Daylight today(Sep 6, 2026, local time)
About 12h 57m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About SSM Health St. Mary's Hospital-Jansville Heliport
SSM Health St. Mary's Hospital-Jansville Heliport is a heliport in Janesville, United States. It sits at an elevation of 860 ft (262 m). It observes America/Chicago local time. The nearest airport is Southern Wisconsin Regional Airport (JVL), about 4.1 nm to the sw.
Summary generated from this airport’s structured data — reference only.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| JANESVILLE CLASS D | Class D | Controlled | GND | 3300 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from SSM Health St. Mary's Hospital-Jansville Heliport.
Frequently asked questions
Where is SSM Health St. Mary's Hospital-Jansville Heliport located?
SSM Health St. Mary's Hospital-Jansville Heliport is heliport located in Janesville, United States, at an elevation of 860 ft (262 m).
What time zone is SSM Health St. Mary's Hospital-Jansville Heliport in?
SSM Health St. Mary's Hospital-Jansville Heliport is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at SSM Health St. Mary's Hospital-Jansville Heliport?
The magnetic variation (declination) at SSM Health St. Mary's Hospital-Jansville Heliport is approximately 3.2° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near SSM Health St. Mary's Hospital-Jansville Heliport?
The nearest airport to SSM Health St. Mary's Hospital-Jansville Heliport is Southern Wisconsin Regional Airport (JVL), about 4.1 nm to the sw, followed by Johnstown Center Airport and Melin Farms Airport.
Is the information on this page suitable for flight planning?
No. SSM Health St. Mary's Hospital-Jansville Heliport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.