Terminal Procedures

KDEC — Decatur

DECATUR, IL · 14 FAA charts · cycle 6 Aug 2026

FAA DECElevation 681 ft3 runwaysLongest 8,496 ftToweredFuel 100LL avgas, Jet AVolume EC-3Not for navigation
KDEC airport diagram — runways, taxiways and ramp layout
KDEC airport diagram The official FAA airport diagram — runways, taxiways, ramp layout and hold-short positions. Download PDF

10 published instrument approaches: 1 ILS approach, 6 RNAV (GPS), 2 VOR, serving 6 runway ends.

All 14 KDEC 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, 14 charts is roughly 1 min of downloading — they queue one behind another.
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Instrument approach procedures

ChartAmendment
ILS OR LOC RWY 06 chart previewILS OR LOC RWY 0615PDF
LOC BC RWY 24 chart previewLOC BC RWY 2411PDF
RNAV (GPS) RWY 06 chart previewRNAV (GPS) RWY 060DPDF
RNAV (GPS) RWY 12 chart previewRNAV (GPS) RWY 120CPDF
RNAV (GPS) RWY 18 chart previewRNAV (GPS) RWY 181BPDF
RNAV (GPS) RWY 24 chart previewRNAV (GPS) RWY 241APDF
RNAV (GPS) RWY 30 chart previewRNAV (GPS) RWY 302PDF
RNAV (GPS) RWY 36 chart previewRNAV (GPS) RWY 362PDF
VOR RWY 18 chart previewVOR RWY 180DPDF
VOR RWY 36 chart previewVOR RWY 3617APDF

Takeoff and alternate minimums

ChartAmendment
TAKEOFF MINIMUMS chart previewTAKEOFF MINIMUMSPDF
ALTERNATE MINIMUMS chart previewALTERNATE MINIMUMSPDF

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

Land and hold short operations

ChartAmendment
LAHSO chart previewLAHSOPDF

KDEC airport information

Control tower
Yes
Attendance
All mon-fri all
ARTCC
Chicago Center
Flight service
Saint Louis
NOTAM facility
DEC (NOTAM-D available)
Magnetic variation
1W
Beacon
White-green (lighted land airport), sunset to sunrise
Wind indicator
Lighted
ARFF index
Index A
Fuel
100LL avgas, Jet A
Parking
Tie-downs
Customs
Landing rights airport
Activated
March 1945
Airport area
2,100 acres
Ownership
Publicly owned
Sectional
St Louis
Last FAA inspection
2025-11-03

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

KDEC radio frequencies

ServiceFrequencyCall sign
CTAF118.9
UNICOM122.95
Ground121.75Decatur
ATIS126.35Decatur
Approach132.85Decatur

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

Runways

8,496 × 150 ft06246,799 × 150 ft12305,298 × 150 ft1836N2,000 ft
Runway layout at KDEC, drawn to scale from FAA published runway-end coordinates and true alignments. Runways served by an ILS are highlighted.
RunwayLengthWidth SurfaceLighting
06/248,496 ft150 ftAsphalt over concrete GoodHigh intensity
  06 59°TILS/DME · MALSR approach lighting
  24 239°TVASI (4-bar) 3°
12/306,799 ft150 ftAsphalt over concrete GoodMedium intensity
  30 299°TPAPI (4-box) 3°
18/365,298 ft150 ftAsphalt GoodMedium intensity
  18 179°TPAPI (4-box) 3°
  36 359°TVASI (4-bar) 3°

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

Where KDEC is

Latitude, longitude39.8345630, -88.8656890
Elevation681 ft
From Decatur4 nm E

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

FAA remarks for KDEC

  • INDEX B ARFF CAPABILITY RQR 24 HR PPR - CTC AMGR.
  • N RAMP FROM HNGR B TO HNGR G CLSD TO ACFT OVR 12500 LBS.
  • ACTVT MALSR RWY 06; MIRL RWY 12/30 & 18/36; TWY LGTS RWY 06 - CTAF. WHEN ATCT CLSD HIRL RWY 06/24 PRESET LOW INTST; INCR INTST - CTAF.
  • 217-428-8836
  • PCR VALUE: 3280/F/D/X/T
  • PCR VALUE: 3250/F/D/X/T
  • PCR VALUE: 1200/F/D/X/T
  • SECONDARY LAHSO 8000 FT HOLD SHORT OF RWY 18/36.
  • WHEN ATCT CLSD BE ALERT FOR VEHICULAR TFC IN ARPT OPS AREAS.
  • BIRDS & WILDLIFE ON & INVOF ARPT.
  • GLIDER OPS RWY 06 & 30 ONLY, RQR WRITTEN APVL - CTC AMGR. SOD OPS NA.
  • SNOW REMOVAL OPS WINTER MONTHS MNT CTAF. LNDG/DEP ACFT USE CTAF WHEN ATCT CLSD.
  • FOR US CUSTOMS CALL 217-425-4803.
  • RWY 12 & 18 AND RWY 06 & 36 CLOSELY ALIGNED. VFY CORRECT RWY AND COMPASS HDG PRIOR TO DEP.
  • TWY A RSTRD NORTH OF TWY G TO ACFT WITH WINGSPAN OF 86FT OR LESS WITHOUT PPR - CTC AMGR.
  • FOR CD IF UNA TO CTC ON FSS FREQ, CTC CHICAGO ARTCC 630-906-8921.

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

Approach and runway coverage

Every one of Decatur’s six runway ends has a published instrument approach, so coverage is spread across the full three-runway layout rather than concentrated on one alignment. RNAV (GPS) forms the largest part of the set, supplemented by ILS, localiser and VOR procedures. Runway choice also changes the available length substantially: 06/24 provides more than 3,000 ft beyond 18/36. The airport diagram clarifies the layout when matching a procedure to its runway end.

Nearby and VFR coverage

University of Illinois/Willard has the closest nearby match in chart breadth, while Coles County Memorial has an intermediate set. Shelby County, Taylorville Municipal and Logan County have markedly thinner procedure coverage. The Chicago and St Louis sectionals add broader visual-navigation context beyond the terminal charts.

Airports near KDEC

IDAirportCity DistanceCharts
2H0Shelby CountySHELBYVILLE, IL25 nm S2
KTAZTaylorville MuniTAYLORVILLE, IL28 nm SW4
KAAALogan CountyLINCOLN, IL29 nm NW4
KCMIUniversity Of Illinois/WillardCHAMPAIGN/URBANA, IL30 nm NE12
KMTOColes County MemlMATTOON/CHARLESTON, IL35 nm SE8
C16Frasca FldURBANA, IL36 nm NE1
KSPIAbraham Lincoln CapitalSPRINGFIELD, IL37 nm W15
KBMICentral Il Rgnl/Bloomington-NormalBLOOMINGTON/NORMAL, IL39 nm N14

VFR charts covering KDEC

Common questions about KDEC

What charts are available for KDEC?

14 current FAA charts for Decatur, including 10 instrument approachs, 1 airport diagram. All are free to download as PDFs from this page, from the 6 August 2026 cycle.

What are the radio frequencies for KDEC?

Ground 121.75; ATIS 126.35; CTAF 118.9; UNICOM 122.95. 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 KDEC?

Decatur has 3 runways. The longest is 06/24 at 8,496 ft by 150 ft, asphalt over concrete. Full runway dimensions, lighting and approach aids are listed on this page.

Does KDEC have an ILS approach?

Yes — 1 ILS procedure is published. In total KDEC has 10 published instrument approaches, of which 6 are RNAV (GPS).

Where can I download the KDEC airport diagram?

The official FAA airport diagram for Decatur is free to download at the top of this page. It shows runways, taxiways, ramp layout and hold-short positions, and is reissued every 28 days.

Is KDEC a towered airport?

Yes. Decatur has an operating control tower, within Chicago Center's airspace. Tower, ground and clearance frequencies are listed on this page.

Are these KDEC 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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