Dauntless Aviation
Airports North America United States Wisconsin
KLNR
LNR
LNR

TRI-COUNTY RGNL AIRPORT

LONE ROCK, WI, USA
Airport Info
 Suggest Updated Information for this Airport

Location
Latitude / Longitude: 43°12'42"N / 90°10'47"W
  43°12.7117'N / 90°10.79'W
  43.2119 / -90.1798
Elevation: 717.3 ft. (surveyed)
Variation: 00E (1990)
From city: 02 miles N of LONE ROCK, WI

Operations
Facility use: Open to the public
Sectional chart: CHICAGO
Control tower: no
Boundary ARTCC: CHICAGO
Responsible ARTCC: CHICAGO
FSS: GREEN BAY [1-800-WX-BRIEF]
NOTAMs facility: LNR (NOTAM-D service available)
Segmented circle: yes
Lights: SEE RMK
Landing fee: no

Communications
UNICOM: 123.000
CTAF: 123.000

Nearby radio navigation aids
VOR radial/distance VOR name Freq Var
LNR 202oT/5.4 LONE ROCK VOR/DME 112.80 00E
DLL 222oT/27.3 DELLS VORTAC 117.00 03E
MSN 277oT/37.0 MADISON VORTAC 108.60 03E
 
NDB name Hdg/Dist Freq Var ID
MINERAL POINT 6oT/19.5 365 00W MRJ
KICKAPOO 166oT/27.4 251 03E HBW
PLATTEVILLE 20oT/33.4 203 01E PVB
MONAH 284oT/37.6 400 00E MS

Services
Fuel available: 100LLA+
Airframe service: MAJOR
Powerplant service: MINOR
Bottled oxygen: NONE
Bulk oxygen: NONE

Runway Information

Runway 09/27
Dimensions: 5000 x 75 ft.
Surface: ASPHALT OR BITUMINOUS CONCRETE,EXCELLENT CONDITION,NO SPECIAL SURFACE TREATMENT
Edge lights: MEDIUM
 
Runway 09
Runway 27
Latitude: 43-12-45.3039N 43-12-45.6444N
Longitude: 090-11-13.8072W 090-10-06.2871W
Elevation: 714.5 ft. 716.7 ft.
Traffic pattern: left left
Runway true heading: 089 269
Markings: nonprecision instrument, in good condition nonprecision instrument, in good condition
Visual slope indicator: 2-LGT PAPI ON LEFT SIDE OF RUNWAY (3.00 degrees glide path) 2-LGT PAPI ON LEFT SIDE OF RUNWAY (4.00 degrees glide path)
Runway end identifier lights: yes yes
Centerline lights: no no
Touchdown lights: no no
Instrument approach: LOC/DME
 

Runway 18/36
Dimensions: 1850 x 60 ft.
Surface: ASPHALT OR BITUMINOUS CONCRETE,GOOD CONDITION,NO SPECIAL SURFACE TREATMENT
Edge lights: MEDIUM
 
Runway 18
Runway 36
Latitude: 43-12-44.3492N 43-12-26.0767N
Longitude: 090-11-07.2526W 090-11-07.4457W
Elevation: 714.6 ft. 715.9 ft.
Runway true heading: 180 360
Markings: basic, in good condition basic, in good condition
 

Additional Remarks
  • FOR CD CTC MADISON APP/DEP CON AT 608-249-8240. WHEN MADISON APCH CLSD, FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
  • COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -31C.

Instrument Procedures
Effective Oct 30, 2025 to Nov 26, 2025

IAPs (Instrument Approach Procedures)
   RNAV (GPS) RWY 09 (PDF)
   RNAV (GPS) RWY 27 (PDF)
   LOC RWY 27 (PDF)
   TAKEOFF MINIMUMS (PDF)
   ALTERNATE MINIMUMS (PDF)
 
    Legends & General Information
    Airport Diagram Legend
Road maps at:
Topographic chart at:
Satellite photo at:
Airport distance calculator
From:
Weather Reports

METAR

TAF
Safelog

 
Dauntless Aviation

© 2007-2025 Dauntless Aviation, all rights reserved
Information provided via PilotNav comes from a variety of official and unofficial data sources. As errors are possible, do not use PilotNav for primary flight planning purposes. Verify any information that you receive via PilotNav with current and canonical charts and other official documents. The material in this database is subject to database copyrights held by Dauntless Aviation and may not be copied without the express permission of Dauntless Aviation - licenses for use of part of all of this data are available for purchase; enquire via the Dauntless Aviation helpdesk. A number of mechanisms and markers exist in the database to protect against and identify infringement / copyright. Automated queries against this website are strictly prohibited, and all activity is logged and analyzed.