Airport information
- FAA LID
- 21MU
- Coordinates
- 36.5649, -93.5096
- Elevation
- 1,015 ft MSL
- Airport use
- Private
- Control tower
- Yes
- ARTCC
- KANSAS CITY (ZKC)
- Flight service (FSS)
- COLUMBIA
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2004/07
- Distance from city
- 7 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:25 AM | 10:25Z |
| Sunrise | 05:56 AM | 10:56Z |
| Sunset | 08:35 PM | 01:35Z |
| Evening civil twilight Loggable night begins | 09:06 PM | 02:06Z |
Loggable night (§1.1)
09:06 PM → 05:25 AM
Night currency (§61.57)
09:35 PM → 04:56 AM
Plan a flight from 21MU
Runway 18/36
2,800 ft × 60 ft · Turf (Good) 18
- Heading
- n/a
- Traffic pattern
- Left
36
- Heading
- n/a
- Traffic pattern
- Left
Headings shown are true (magnetic variation unavailable).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HRO · Harrison | VOR-DME | 112.50 | r312° / 20.6 NM |
| RZC · Razorback | VORTAC | 116.40 | r053° / 35.2 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 21MU. VFR sectional link above.
Ownership & management
Owner
THE PENINSULA HOME OWNERS ASSOC.
PO BOX 615, SHELL KNOB, MO
Manager
JOHN MALLAMO
1101 CLEARSPRING RD, SHELL KNOB, MO
417-559-6709
Remarks FAA
- PRVDD A CLEAR APCH EACH RY FOR A 20:1 GLIDE SLOPE & A CLEAR TRANSITIONAL SFC FOR A 7:1 SLOPE.
- PVT AIRSTRIP - PPR. CTC AMGR.
- DAY ONLY OPS.
- FOR CD CTC SPRINGFIELD APCH AT 417-868-5620/5619.
- BE ALERT FOR DEER ON RWY.
- CTAF 122.9
- RY 18/36 SMALL CONES LINE BOTH SIDES OF STRIP.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 21MU in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.