📍 Greenville⬆ 422 ft1 runways
KM21 ·
Muhlenberg County Airport
37.22620°N
-87.15640°W
ARR / DAY
1
▲
11.1%
DEP / DAY
3
▼
5.3%
Muhlenberg County Airport (KM21) is a small general aviation airport located in Greenville, KY, 49 mi north of Clarksville. It features 1 runway measuring 5,000 feet. SkyMeter has observed roughly 1 arrivals and 3 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
86°F
Wind
6 kts
120°
Visib
10+ km
Ceil
—
Runways
1 installed
05/23
5,000 ft × 75
ASP● LIT
Runway intelligence
Which runway carries the operations, observed over the last 30 days
05
66% of ops
23 land · 10 TO
23
34% of ops
12 land · 11 TO
Runway 05 carries 66% of operations (23 landings, 10 takeoffs) over the last 30 days. The next most-used is 23 at 34%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
05
23 landings
UA 0%
23
12 landings
UA 0%
Approaches to 05 show a 0% unstable-approach rate (0 UA events from 23 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.
Traffic behavior
When the field is busy: hourly + weekday vs weekend
Daily avg
3.0
flights/day · 90 total
Busy hour (local)
6pm
also 7pm · 3pm
Day vs night
60%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 123.000 | — |
| APCH | 118.100 | — |
| APCH | 269.525 | — |
| UNICOM | 123.000 | — |
| AWOS | 120.450 | — |
Airport operations
- ARTCC:
- ZME
- Mag var:
- 3° W
- Fuel:
- 100LL, A+
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 18:14 UTC