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KMSN Dane County Regional Airport-Truax Field

Madison, WI · 5 miles NE of MADISON, WI

Public Towered Publicly-owned ICAO KMSN

Location & operations

Elevation
886.6 ft
Coordinates
43-08-23.5649N 089-20-15.0161W
Lat / Long
43.1398791, -89.3375045
Mag. variation
03W (2020)
Time zone
UTC -5 (UTC -6 during Standard Time)
Activated
09/1937
ARTCC
CHICAGO CENTER
FSS
GREEN BAY FLIGHT SERVICE STATION
NOTAMs facility
MSN (NOTAM-D service available)
Attendance
CONTINUOUS
Pattern altitude
MILITARY: OVHD TFC PAT ALT RSTRD TO 3500 FT MSL; RWY 18/36 L TURN.
Wind indicator
lighted
Segmented circle
no
Beacon
white-green (lighted land airport) Operates sunset to sunrise.
Lights
ACTVT MALSR RWY 18 & 21; REIL RWY 03, 14 & 32; HIRL RWY 03/21, 14/32 & 18/36 - CTAF. WHEN ATCT CLSD HIRL RWY 18/36 PRESET LOW INTST; INCR INTST - CTAF.

Airport diagram FAA official

KMSN airport diagram

Range from KMSN

Runways

Longest 9,006 ft

Tap a runway to see its details.

Dimensions
9006 x 150 ft. / 2745 x 46 m
Surface
concrete/grooved, in fair condition
Edge lights
high intensity
Weight bearing
Single wheel 120.0

Runway 18

Heading
185 magnetic, 182 true
VGSI / PAPI
4-light PAPI on left (3.00 degrees glide path)
Instrument approach
ILS/DME
Approach lights
MALSR: 1,400 foot medium intensity approach lighting system with runway alignment indicator lights
Declared distances
TORA:9006 TODA:9006 ASDA:9006 LDA:8606
Markings
precision, in good condition
Displaced threshold
400 ft.
Touchdown point
yes, no lights
REIL
no
Traffic pattern
left
Threshold elevation
860.3 ft.
Obstructions
50 ft. hill, 1634 ft. from runway, 689 ft. left of centerline, 28:1 slope to clear

Runway 36

Heading
005 magnetic, 002 true
VGSI / PAPI
UNUSBL BYD 9 DEGS RIGHT OF CNTRLN.
Instrument approach
ILS/DME
Approach lights
ALSF2: standard 2,400 foot high intensity approach lighting system with centerline sequenced flashers (category II or III)
Declared distances
TORA:9006 TODA:9006 ASDA:9006 LDA:8006
Markings
precision, in good condition
Displaced threshold
1001 ft.
Touchdown point
yes, no lights
REIL
no
Traffic pattern
left
Threshold elevation
862.0 ft.
Obstructions
APCH RATIO 40:1 FM DTHR.
Dimensions
7200 x 150 ft. / 2195 x 46 m
Surface
concrete/grooved, in good condition
Edge lights
high intensity
Weight bearing
Single wheel 120.0

Runway 3

Heading
032 magnetic, 029 true
VGSI / PAPI
4-light PAPI on left (3.00 degrees glide path)
Instrument approach
ILS/DME
Approach lights
MALSR: 1,400 foot medium intensity approach lighting system with runway alignment indicator lights
Declared distances
TORA:7200 TODA:7200 ASDA:7200 LDA:6770
Markings
precision, in good condition
Displaced threshold
431 ft.
Touchdown point
yes, no lights
REIL
yes
Traffic pattern
left
Threshold elevation
860.8 ft.
Obstructions
72 ft. trees, 2760 ft. from runway, 460 ft. left of centerline, 35:1 slope to clear

Runway 21

Heading
212 magnetic, 209 true
VGSI / PAPI
4-light PAPI on left (3.00 degrees glide path)
Declared distances
TORA:6770 TODA:6770 ASDA:7015 LDA:7015
Markings
precision, in good condition
Displaced threshold
no
Touchdown point
yes, no lights
Traffic pattern
left
Threshold elevation
886.6 ft.
Obstructions
TAP
Dimensions
5846 x 150 ft. / 1782 x 46 m
Surface
concrete/grooved, in good condition
Edge lights
high intensity
Weight bearing
Single wheel 120.0

Runway 14

Heading
139 magnetic, 136 true
VGSI / PAPI
4-light PAPI on left (3.00 degrees glide path)
Declared distances
TORA:5846 TODA:5846 ASDA:5846 LDA:5369
Markings
nonprecision, in good condition
Displaced threshold
477 ft.
Touchdown point
yes, no lights
REIL
yes
Traffic pattern
left
Threshold elevation
858.9 ft.
Obstructions
none

Runway 32

Heading
319 magnetic, 316 true
VGSI / PAPI
4-light PAPI on left (3.00 degrees glide path)
Declared distances
TORA:5846 TODA:5846 ASDA:5846 LDA:5846
Markings
nonprecision, in good condition
Displaced threshold
no
Touchdown point
yes, no lights
REIL
yes
Traffic pattern
left
Threshold elevation
861.5 ft.
Obstructions
112 ft. tree, 4047 ft. from runway, 440 ft. right of centerline, 34:1 slope to clear

Terminal procedures FAA d-TPP · cycle 2608 · through 0901Z 09/03/26

📄 AIRPORT DIAGRAM (FAA) ↗

Procedure charts published by the FAA (public domain). Confirm the current cycle before flight.

Communications

Control Tower
yes
Ctaf
119.3
Unicom
122.95
Atis
124.65 278.3
Wx Asos
PHONE 608-410-1285
Madison Ground
121.9 348.6 [0600-2300]
Madison Tower
119.3 257.8 [0600-2300]
Madison Approach
120.1 ;EAST 135.45 ;WEST 343.7 ;WEST 350.3 ;EAST [0600-2300]
Madison Departure
120.1 ;EAST 135.45 ;WEST 318.1 [0600-2300]
Clearance Delivery
121.625
Approach Lights
MALSR: 1,400 foot medium intensity approach lighting system with runway alignment indicator lights
Instrument Approach
ILS/DME

Services

Fuel
100LL JET-A JET-A++
Fuel available
100LL JET-A JET-A++
Parking
hangars
Airframe service
MAJOR
Powerplant service
MAJOR
Bottled oxygen
HIGH/LOW

Airport data aggregated from public FAA/AirNav sources for reference only — always consult official charts and NOTAMs for flight planning.