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KEAU

EAU

Chippewa Valley Regional Airport · Eau Claire

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
913 ft / 278 m
Transition Altitude
18,000 ft
Primary Channel
ASOS 119.67 MHz (ASOS)
Runway Summary
04/228,101 ftConcreteLIGHTED
14/324,999 ftConcreteLIGHTED

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

TOD CALC
Plan Descent
CROSSWIND
Check Limits
VDP CALC
Visual Point
CONVERTER
QNH / Fuel
SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

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Briefing for Chippewa Valley Regional Airport (KEAU), United States. This facility features 2 active runways with an elevation of 913 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 18,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name
Chippewa Valley Regional Airport
ICAO / IATA
KEAU / EAU
Municipality
Eau Claire
Country
Region
US-WI
GPS Coordinates
Transition Altitude
18,000 ft
Official Website
—
Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 04 / 22
ILSLIGHTED
Length: 8,101 ft / 2,469 m
Surface: Concrete
Heading: 45° / 225°
RWY 04
No ILS
RWY 22
109.50 MHz
ID: EAU | CRS: 224°
Runway 14 / 32
LIGHTED
Length: 4,999 ft / 1,524 m
Surface: Concrete
Heading: 139° / 319°
RWY 14
No ILS
RWY 32
No ILS

Communication Frequencies

ATC and advisory channels.

A/D MINNEAPOLIS APP/DEP
125.30 MHz
ASOS ASOS
119.67 MHz
RDO GREEN BAY RDO
122.65 MHz
UNIC CTAF/UNICOM
123.00 MHz

Nearby Airports

Alternatives in the vicinity.

KRNH
New Richmond Regional Airport
89 km
KLSE ILS
La Crosse Regional Airport
111 km
KSTP ILS
Saint Paul Downtown Holman Field
124 km
KHYR ILS
Sawyer County Airport
129 km
KRST ILS
Rochester International Airport
134 km

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified