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KMRJ · Iowa County Airport

ICAO · US · 3 NTSB events

ID KMRJ FAA MRJ Elev 1,171 ft Lat 42° 53.21' N Lon 90° 14.17' W Zulu …

Live conditions

METAR

fetching…

Wind / Visibility

—

Density altitude (now)

—

Decode in METAR tool TAF on AWC ↗ NOTAMs ↗

Aerial view

No FAA diagram published

Imagery © Esri, Maxar, Earthstar Geographics, USDA FSA

Runways

4 runway ends on file. Longest: 5,001 ft. Max gradient: 0.70%

Designator Heading Length Width Surface Lighting Gradient
11 110.7° 5,001 ft 75 ft ASP Yes 0.70%
29 290.7° 5,001 ft 75 ft ASP Yes 0.70%
04 041° 3,600 ft 60 ft ASP Yes 0.19%
22 221° 3,600 ft 60 ft ASP Yes 0.19%

Lengths + headings: in-app airport database. Surface, width, lighting: OurAirports. Gradient: derived from FAA NASR runway-end elevations (NASR's RWY_GRAD field is empty in 99.99% of rows).

Communications · 3 frequencies

  • AWOS AWOS 3 118.525
  • CNTR CHICAGO CNTR 133.950
  • UNIC CTAF/UNICOM 122.800

Live ATC audio (streaming + archived): Open KMRJ on LiveATC ↗

Chart Supplement remarks, plain English · cycle 22JAN2026 · 3 matched · 25 not yet translated

Translations anchored to the FAA text; the raw FAA text is authoritative.

TL;DR

  • ·Pilot-controlled lighting: click mic 7 times on the CTAF to activate PAPI Rwy 04, 11, 22 and 29; MIRL Rwy 04–22. Lights stay on 15 minutes — click again to refresh.
  • ·Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.
  • ·Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR Rwy 36; REIL Rwy 18 and 28; VASI Rwy 18 and 36; PAPI Rwy 28; MIRL Rwy 10–28. Lights stay on 15 minutes — click again to refresh.

Watch for

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate PAPI Rwy 04, 11, 22 and 29; MIRL Rwy 04–22. Lights stay on 15 minutes — click again to refresh.

    pcl ctaf

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    wildlife hazard

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR Rwy 36; REIL Rwy 18 and 28; VASI Rwy 18 and 36; PAPI Rwy 28; MIRL Rwy 10–28. Lights stay on 15 minutes — click again to refresh.

    pcl ctaf

All translated remarks (3)

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate PAPI Rwy 04, 11, 22 and 29; MIRL Rwy 04–22. Lights stay on 15 minutes — click again to refresh.

    Raw FAA text · service · operational

    actvt PAPI Rwy 04, 11, 22 and 29; MIRL Rwy 04–22—CTAF

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    Raw FAA text · airport remarks · operational

    Birds on and invof of arpt.

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR Rwy 36; REIL Rwy 18 and 28; VASI Rwy 18 and 36; PAPI Rwy 28; MIRL Rwy 10–28. Lights stay on 15 minutes — click again to refresh.

    Raw FAA text · service · operational

    actvt MALSR Rwy 36; REIL Rwy 18 and 28; VASI Rwy 18 and 36; PAPI Rwy 28; MIRL Rwy 10–28—CTAF

Not yet translated · raw FAA text (25 sentences)
  • ·372 WISCONSIN MINERAL POINT IOWA CO (MRJ)(KMRJ) 3 NW UTC–6(–5DT) N42º53.21´ W90º14.20´ 1171 B NOTAM FILE MRJ RWY 11–29: H5001X75 (ASPH) MIRL 0.7% up SE RWY 11: PAPI(P2L)—GA 3.0º TCH 43´.
  • ·RWY 29: PAPI(P2L)—GA 3.0º TCH 44´.
  • ·RWY 04–22: H3600X60 (ASPH) S–12.5 MIRL RWY 04: PAPI(P2L)—GA 3.0º TCH 31´.
  • ·RWY 22: PAPI(P2L)—GA 3.0º TCH 30´.
  • ·For noise abatement prefered no wind rwy is Rwy 29.
  • ·Attended Mon–Fri 1200–2200Z‡, Sat–Sun on call.
  • ·Fuel avbl 24 hour self service.
  • ·AIRPORT MANAGER: 608-553-7571
  • ·AWOS–3 118.525 (608) 987–2157.
  • ·CTAF/UNICOM 122.8 ®CHICAGO CENTER APP/DEP CON 133.95 CLEARANCE DELIVERY PHONE: For CD ctc Chicago ARTCC at 630-906-8921.
  • ·LONE ROCK (DH) DME 116.05 LNR Chan 107(Y) N43º17.66´ W90º07.99´ 191º 24.9 NM to fld. 1185.
  • ·MINOCQUA–WOODRUFF LAKELAND/NOBLE F LEE MEML FLD (ARV)(KARV) 3 NW UTC–6(–5DT) N45º55.68´ W89º43.86´ 1630 B NOTAM FILE ARV RWY 18–36: H5150X100 (ASPH) S–90, D–150 HIRL(NSTD) RWY 18: REIL.
  • ·VASI(V4L)—GA 3.0º TCH 44´.
  • ·VASI(V4L)—GA 3.0º TCH 45´.
  • ·RWY 10–28: H3602X75 (ASPH) S–35 MIRL RWY 10: Trees.
  • ·PAPI(P2L)—GA 3.0º TCH 37´.
  • ·Rwy 18–36 NSTD HIRL; NSTD thld lgts MALS type thld lgt bar in addition to standard lighting.
  • ·Attended Oct–May 1400–2300Z‡, Jun–Sep 1400–0000Z‡.
  • ·For attendant other hrs call 715–490–4418.
  • ·Sandhill cranes on and invof arpt.
  • ·AIRPORT MANAGER: (715) 356-3891
  • ·AWOS–3 121.125 (715) 356–2417.
  • ·CTAF/UNICOM 122.7 WOODRUFF RCO 122.6 (GREEN BAY RADIO) ®MINNEAPOLIS CENTER APP/DEP CON 133.65 CLEARANCE DELIVERY PHONE: For CD if una to ctc on FSS freq, ctc Minneapolis ARTCC at 651-463-5588.
  • ·RHINELANDER (VL) (DH) VOR/DME 115.05 RHI Chan 97(Y) N45º38.03´ W89º27.47´ 325º 21.1 NM to fld. 1599/2E.
  • ·VOR unusable: 144º–150º byd 6 NM 190º–202º byd 40 NM 207º–210º byd 28 NM 225º–234º byd 40 NM 245º–246º byd 49 NM 247º–248º byd 40 NM 303º–307º byd 49 NM 315º–322º byd 40 NM DME unusable: 180º–195º byd 25 NM CHICAGO H–5D, L–28G IAP GREEN BAY H–2K, L–14J IAP EC, 22 JAN 2026 to 19 MAR 2026

Field profile

Use

Public-use

Ownership

Public

Scheduled service

No

FAA Chart Supplement

NTSB events

3 NTSB-recorded events on file at this airport .

Operations volume

FAA TAF · history through 2024

2005 2024

Peak: 12,250 ops in 2008

2024 total

6,750

10-yr total

67,500

2024 mix

AC/AT 11% · GA 81% · Mil 7%

Events / million ops

14.8

last 10 years

Fatal / million ops

0.00

approximate · 10-yr scaled

Last 10 years · n=1

  • Engine failure / power loss 1

All time · n=3

  • Engine failure / power loss 2
  • Controlled flight into terrain 1

Categories rule-matched from NTSB findings and probable-cause text. "Other" = not enough agency text to classify.

Date Aircraft · Classification · Wx Sev
2026-07-17 Vans Aircraft Inc RV-8A · Engine failure · VMC · day →
1999-05-24 Piper PA-28-161 · CFIT · day →
1990-08-12 Piper PA-18 · Engine failure · VMC · day →

Designees in WI

CFI Flight Instructors 1,220 A&P Mechanics 3,071 AME Medical Examiners (AME) 36 DME Mechanic Examiners (DME) 3 DAR-F Manufacturing Airworthiness (DAR-F) 5 DAR-T Maintenance Airworthiness (DAR-T) 3 DER-Y Engineering — Company (DER-Y) 3 DER-T Engineering — Consultant (DER-T) 10 SAE Specialty Aircraft Examiners (SAE) 22 Schools Flight Schools 50 FBO Fixed Base Operators 65 Clubs Flying Clubs 29 Repair Repair / Maintenance Shops 8 EAA EAA Chapters 35

DPEs nearby

Distance is city-centroid to airport, a first cut, not the exam location.

Designee City ST Distance
Michael John Phillips Dubuque IA 31 nm
James Orlow Notstad Madison WI 37 nm
Christopher Timothy Anderson Janesville WI 55 nm
Steven Paul Kirik Rockford IL 64 nm
Fred A Sweet Poplar Grove IL 69 nm
James Curtis Bair Walworth WI 76 nm
Cole Robert Norton Marion IA 78 nm
Janice Wray Walton Marion IA 78 nm
Steven Paul Kirik Bettendorf IA 80 nm
Chris Alan Frazier Davenport IA 82 nm

Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.

CFIs nearby

City-centroid distance; ratings as on the FAA certificate.

Instructor City ST Distance
Patrick Louis Ripp Mineral Point WI 3 nm
Creighton James Ring Mineral Point WI 3 nm
Riley Robert Workman Dodgeville WI 7 nm
Richard David Jinkins Rewey WI 8 nm
Alaine Renee Beinborn Belmont WI 10 nm
Ryan Patrick Hagen Platteville WI 14 nm
Edward Ernest Leineweber Lone Rock WI 18 nm
Christopher Richard Price Shullsburg WI 19 nm
Brett Francis Holt Cuba City WI 19 nm
Carmen William Rigdon Cuba City WI 19 nm

Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.

A&P mechanics nearby

City-centroid distance. A = airframe, P = powerplant, IA = inspection authorization.

Mechanic City ST Distance
Patrick Louis Ripp Mineral Point WI 3 nm
Thomas Mark Perrin Edmund WI 5 nm
Joseph Christian Miess Dodgeville WI 7 nm
Harry Gerard Hying Dodgeville WI 7 nm
James Monroe Jordan Dodgeville WI 7 nm
Ryan Arthur Johnson Dodgeville WI 7 nm
Adam Allen Basso Dodgeville WI 7 nm
Steven Charles Pluska Dodgeville WI 7 nm
Richard David Jinkins Rewey WI 8 nm
John Floyd Klaas Livingston WI 9 nm

Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.

Repair stations nearby

By airport location.

Shop Distance
Avionics Place, Inc
Rockford, IL
 65 nm
Skycom Avionics, Inc.
Waukesha, WI
 88 nm
Mobile Avionics Technologies, Inc.
Lake In The Hills, IL
 94 nm
JetGlow Aviation
Oshkosh, WI
 99 nm
McCandless Avionics, LC
Waverly, IA
 101 nm
Cessna Citation Service Center
Milwaukee, WI
 103 nm
Sunshine Aircraft Repair, Inc.
Kenosha, WI
 103 nm
Aircraft Propeller Service, LLC
Lake Zurich, IL
 104 nm
The Polished Hare
West Chicago, IL
 106 nm
West Star Aviation, Inc
Wheeling, IL
 113 nm

Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.