EAU

Chippewa Valley Regional Airport

ICAO KEAU44.8658°N 91.4843°W913 ft / 278 mMedium airport
On the map
KEAU FAA Airport Diagram
FAA · Public domain · Commons

Chippewa Valley Regional Airport (IATA: EAU, ICAO: KEAU) is a medium airport in Eau Claire, Wisconsin, United States. It opened in Nov 1944. It has 2 runways; the longest is 8,101 ft (2,469 m). In 2025 it handled 53 thousand passengers.

Timeline

1 event · 1944–1944
NOV 1944
OpenedChippewa Valley Regional Airport opens.
From Wikidata · FAAEvery airfield, 1903–2026

Runways & airfield

Schematic · N · © OpenStreetMap · FAA diagram PDF
Hawthorn FBO KEAU
04/22045° / 225° · LIT
LENGTH8,101 ft2,469 mWIDTH150 ft46 mSURFACEConcrete
14/32139° / 319° · LIT
LENGTH5,000 ft1,524 mWIDTH100 ft31 mSURFACEConcrete

Passengers per year

2015–2025
39K
43K
47K
47K
48K
21K
40K
35K
52K
46K
53K
1516171819202122232425

Routes

1 destinations · 1 country
100 km200 km300 km400 km100 mi200 miORD · Chicago O'Hare International Airport · 268 mi / 432 kmORDEAU

Straight lines are great circles; rings mark true distance from EAU. From the Wikipedia article “Chippewa Valley Regional Airport” (revision of 15 Sep 2026), CC BY-SA 4.0.

Records & rankings

Ranked among 48,011 open airports · world · region · country
Passengers53K (2025)1 · FEWER1 · FEWERMEDIAN · 64KMEDIAN · 64KMORE · 103MMORE · 103M#2,064of 3,974 · #475 North America · #320 USLongest runway8,101 ft2,469 m46 m · SHORT150 ft · SHORTMEDIAN · 975 mMEDIAN · 3,200 ftLONG · 5,300 mLONG · 17,388 ft=2,632of 29,823 · =521 North America · =385 USElevation913 ft278 m-386 m · LOW-1,266 ft · LOWMEDIAN · 240 mMEDIAN · 787 ftHIGH · 4,938 mHIGH · 16,200 ft=19,205of 43,341 · =8,740 North America · =7,084 USAgeOpened 19442026 · NEWEST2026 · NEWESTMEDIAN · 1976MEDIAN · 1976OLDEST · 1902OLDEST · 1902=2,300of 15,079 · =1,299 North America · =1,249 USRunways21 · FEWER1 · FEWERMEDIAN · 1MEDIAN · 1MORE · 8MORE · 8=713of 29,943 · =435 North America · =391 US
Scale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record

Radio frequencies

4 channels
A/DMINNEAPOLIS APP/DEP125.300
ASOSASOS119.675
RDOGREEN BAY RDO122.650
UNICCTAF/UNICOM123.000