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Chippewa Valley Regional Airport
KEAU EAU (Eau Claire, WI)
Class D: Contract Tower ranked #476 with 25,959 operations
Class D service 0530-2030; Other times Class E
Elevation: 913


RwySizeTypeCond.
04/228101x150ConcreteGood
14/325000x100ConcreteFair


Chart Supplement (pdf version)

CHIPPEWA VALLEY RGNL (EAU)(KEAU) 3 N UTC–6(–5DT) N44º51.95´ W91º29.06´
913 B Class I, ARFF Index B NOTAM FILE EAU
RWY 04–22: H8101X150 (Grooved Concrete) S–100, D–130, 2S–175, 2D–220 PCR 420 R/C/W/T HIRL
RWY 04: Runway End Identifier Lights. PAPI(P4L)—GA 3.0º TCH 44´. Threshold displaced 400´. Road.
RWY 22: MALSR. PAPI(P4L)—GA 3.0º TCH 50´. 0.6% down.
RWY 14–32: H5000X100 (Grooved Concrete) S–55, D–70, 2D–125 PCR 190 R/C/W/T MIRL
RWY 14: Runway End Identifier Lights. PAPI(P4L)—GA 3.0º TCH 43´.
RWY 32: PAPI(P4L)—GA 4.0º TCH 70´.
RUNWAY DECLARED DISTANCE INFORMATION
RWY 04:TORA–8101TODA–8101ASDA–8101LDA–7701
RWY 14:TORA–5000TODA–5000ASDA–5000LDA–5000
RWY 22:TORA–8101TODA–8101ASDA–7301LDA–7301
RWY 32:TORA–5000TODA–5000ASDA–5000LDA–5000
SERVICE: S4 FUEL 100LL, JET A OXYGEN 4 LIGHTING When tower closed HIRL Runway 04–22 preset on low intensity, to increasing intense and ACTIVATE MALSR Runway 22, Runway End Identifier Lights Runway 04 and Runway End Identifier Lights Runway 14, HIRL Runway 04–22, PAPI Runway 14–32, MIRL Runway 14–32 —CTAF. PAPI Runway 04 and Runway 22 operating 24 hours.
AIRPORT REMARKS: Attended 1300–0300Z‡. Other attendance times call 715–839–4900. Airport conditions unmonitored 0400–1100Z‡. Deer and birds on and in the vicinity of airport. ARFF not available 24 hours. Prior Permission Required for unscheduled air carrier operations with more than 9 passenger seats; contact airport manager 715–839–6241. Air carrier operations with more than 9 passenger seats not authorized in excess of 15 minutes before or after scheduled arrival/departures times without Prior Permission Required with airport manager and confirmation ARFF is available prior to landing or takeoff. All GA aircraft park at FBO.

AIRPORT MANAGER: 715-839-6241
WEATHER DATA SOURCES: ASOS 126.025 (715) 832–7990.
COMMUNICATIONS: CTAF 118.575 ATIS 126.025 UNICOM 122.95
EAU CLAIRE RCO 122.2 (GREEN BAY RADIO)
®
MINNEAPOLIS CENTER APPROACH/DEPARTURE CONTROL 125.3 EAU CLAIRE
TOWER 118.575 (1130–0230Z‡) GROUND CON 120.925
CLEARANCE DELIVERY PHONE: For clearance delivery if unable to contact on FSS frequency, contact Minneapolis ARTCC at 651-463-5588.

AIRSPACE: CLASS D service 1130–0230Z‡; other times CLASS E.
RADIO AIDS TO NAVIGATION: NOTAM FILE EAU.
EAU CLAIRE (VL) (H) VORTACW 113.65 VOR unusable: EAU Chan. 83(Y) N44º53.86´ W91º28.71´ 183º 1.9 NM to field. 904/4E.
021º–031º beyond 40 NM below 6,000´
021º–031º beyond 73 NM

097º–108º beyond 40 NM below 4,000´

097º–108º beyond 73 NM
109º–124º beyond 40 NM
125º–135º beyond 40 NM below 4,700´
125º–135º beyond 55 NM
134º–144º beyond 14 NM below 6,900´
136º–157º beyond 40 NM
158º–168º beyond 40 NM below 3,500´
158º–168º beyond 47 NM
169º–181º beyond 40 NM below 4,700´
169º–181º beyond 64 NM
182º–245º beyond 40 NM
210º–220º beyond 23 NM
246º–256º beyond 40 NM below 4,600´
246º–256º beyond 50 NM
255º–265º beyond 20 NM below 5,000´
257º–280º beyond 40 NM
281º–291º beyond 40 NM below 3,400´
281º–291º beyond 47 NM
292º–335º beyond 40 NM
317º–335º beyond 40NM below 10,000´
317º–335º beyond 47 NM
336º–346º beyond 40 NM below 4,000´
336º–346º beyond 49 NM below 6,000´
336º–346º beyond 64 NM
347º–020º beyond 65 NM below 7,900´

ILS/DME 109.5 I–EAU Chan. 32 Runway 22. Class IE. Backcourse unusable by 10 NM below 2,500´. LOM unmonitored.



ApproachTypeCat B MinsPlate
LOC BC RWY 04 ARCC CIRCLING
S-4
1540-1
1380-1
chart
RNAV (GPS) RWY 22LPV
LNAV/VNAV
LNAV
C CIRCLING
1113-½
1175-½
1260-½
1540-1
chart
RNAV (GPS) RWY 04LPV
LNAV/VNAV
LNAV
C CIRCLING
1089-¾
1379-1⅝
1360-1
1540-1
chart
ILS OR LOC RWY 22S-ILS 22
S-LOC 22
C CIRCLING
1113-½
1220-½
1540-1
chart
VOR-A ARCCIRCLING1780-1¼chart



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Database updated: 2026/03/19

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