Reference only — not for real-world navigation.
KJVL
Southern Wisconsin Regional Airport · Janesville
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
808 ft / 246 m
Transition Altitude
18,000 ft
Primary Channel
TWR 118.80 MHz (JANESVILLE TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
14/32 · 7,300 ft · ConcreteLIGHTED04/22 · 6,701 ft · AsphaltLIGHTED18/36 · 5,000 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Southern Wisconsin Regional Airport (KJVL), located in Janesville, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 3 active runways with a maximum elevation of 808 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.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
Southern Wisconsin Regional Airport
ICAO / IATA
KJVL / JVL
Municipality
Janesville
Country
Region
US-WI — Wisconsin
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
808 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 14 / 32
ILS EQUIPPEDLIGHTED
Runway Length: 7,300 ft / 2,225 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 134° / 314°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 134° / 314°
RWY 14 (134°)
No ILS / Visual Only
RWY 32 (314°)
111.35 MHz
IDENT: REE | CRS: 316°
Runway 04 / 22
ILS EQUIPPEDLIGHTED
Runway Length: 6,701 ft / 2,042 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 41.4° / 221.4°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 41.4° / 221.4°
RWY 04 (41.4°)
109.10 MHz
IDENT: JVL | CRS: 44°
RWY 22 (221.4°)
No ILS / Visual Only
Runway 18 / 36
LIGHTED
Runway Length: 5,000 ft / 1,524 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 179.1° / 359.1°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 179.1° / 359.1°
RWY 18 (179.1°)
No ILS / Visual Only
RWY 36 (359.1°)
No ILS / Visual Only
A/D ROCKFORD APP/DEP
121.00 MHz
ATIS ATIS
128.25 MHz
CLD CLNC DEL
121.65 MHz
CTAF CTAF
118.80 MHz
GND JANESVILLE GND
121.65 MHz
RDO GREEN BAY RDO
114.30 MHz
TWR JANESVILLE TWR
118.80 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026