Terminal Procedures

KADU — Audubon County

AUDUBON, IA · 2 FAA charts · cycle 6 Aug 2026

FAA ADUElevation 1,287 ft1 runwayLongest 3,641 ftNon-toweredVolume NC-3Not for navigation

1 published instrument approach: 1 RNAV (GPS).

All 2 KADU charts in one download Every approach, departure, arrival and minimums page for this airport, sorted into folders, as a single ZIP. Taken one at a time on the free tier, 2 charts is roughly 13 sec of downloading — they queue one behind another.
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Instrument approach procedures

ChartAmendment
RNAV (GPS) RWY 32 chart previewRNAV (GPS) RWY 321PDF

Takeoff and alternate minimums

ChartAmendment
TAKEOFF MINIMUMS chart previewTAKEOFF MINIMUMSPDF

Minimums pages cover a whole volume, so the same document is shared by every airport in it.

KADU airport information

Control tower
No
ARTCC
Minneapolis Center
Flight service
Fort Dodge
NOTAM facility
ADU (NOTAM-D available)
Magnetic variation
4E
Beacon
White-green (lighted land airport), sunset to sunrise
Wind indicator
Lighted
Bottled oxygen
None
Parking
Tie-downs
Customs
Landing rights airport
Activated
October 1945
Airport area
46 acres
Ownership
Publicly owned
Sectional
Omaha
Last FAA inspection
2024-05-28

From the FAA NASR 28-day subscription, cycle 6 Aug 2026.

KADU radio frequencies

ServiceFrequencyCall sign
CTAF122.8

Civil VHF frequencies from the FAA NASR 28-day subscription. Discrete sector and military frequencies are not listed.

Runways

3,641 × 60 ft1432N500 ft
Runway layout at KADU, drawn to scale from FAA published runway-end coordinates and true alignments. Runways served by an ILS are highlighted.
RunwayLengthWidth SurfaceLighting
14/323,641 ft60 ftConcrete GoodMedium intensity
  14 147°TPAPI (2-box) 3° · displaced threshold 140 ft
  32 327°TPAPI (2-box) 3.25°

Runway and approach-aid data from the FAA NASR 28-day subscription.

Where KADU is

Latitude, longitude41.7015280, -94.9204440
Elevation1,287 ft
From Audubon1 nm SE

Paste the coordinates into a simulator’s world map to drop straight onto the field.

FAA remarks for KADU

  • ROTG BCN OTS INDEFLY.
  • CTAF OTS INDEFLY.
  • RY 14 HAS 64 FT LGTD POLE 1200 FT FM THLD 350 FT L.
  • ACTVT MIRL RY 14/32 AND PAPI & REIL RYS 14 & 32 - CTAF.
  • LOU HERBERS CHAIRMAN OFFICE# 712-563-4440.
  • RWY 14 APCH SLOPE 32:1 TO DSPLCD THLD.
  • FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

Published verbatim from the FAA NASR subscription. Abbreviations are the FAA's own.

Airports near KADU

IDAirportCity DistanceCharts
KAIOAtlantic MuniATLANTIC, IA19 nm S4
KHNRHarlan MuniHARLAN, IA20 nm W3
KCINArthur N NeuCARROLL, IA22 nm N4
KGCTGuthrie County RgnlGUTHRIE CENTER, IA22 nm E3
KDNSDenison MuniDENISON, IA27 nm NW4
KGFZGreenfield MuniGREENFIELD, IA31 nm SE3
KEFWJefferson MuniJEFFERSON, IA32 nm NE3
KPROPerry MuniPERRY, IA35 nm E4

VFR charts covering KADU

Common questions about KADU

What charts are available for KADU?

2 current FAA charts for Audubon County, including 1 instrument approach. All are free to download as PDFs from this page, from the 6 August 2026 cycle.

What are the radio frequencies for KADU?

CTAF 122.8. Full civil VHF list, with sector notes, is in the frequencies table on this page — from the FAA NASR subscription.

How long is the runway at KADU?

Audubon County has 1 runway. The longest is 14/32 at 3,641 ft by 60 ft, concrete. Full runway dimensions, lighting and approach aids are listed on this page.

Does KADU have an ILS approach?

No ILS is published. In total KADU has 1 published instrument approach, of which 1 are RNAV (GPS).

Which runway do instrument approaches serve at KADU?

Every published approach serves one runway end. There is no instrument procedure to the reciprocal direction, so an arrival in instrument conditions commits to that single approach direction regardless of the wind.

Is KADU a towered airport?

No — Audubon County has no control tower. Traffic co-ordinates on a common frequency rather than with a controller, which is listed in the frequencies table on this page.

Are these KADU charts current?

They are from the FAA cycle effective 6 August 2026, which is superseded on 3 September 2026. We publish each new cycle on its effective date. They are for flight simulation and reference only — not for real-world navigation.

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Not for navigation. For flight simulation and reference use only. Procedures are superseded on a 28-day cycle — obtain current official charts from the FAA for real-world flight.

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