KM21
Muhlenberg County Airport
Greenville, KentuckyElevation 422 ftSmall airport
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Runway detail & declared distances
06/24
RWY 0656°T
REILYes
VGSIPAPI (P2L)
Traffic patternLeft
RWY 24236°T
Landing length (LDA)4,600 ft
TORA / TODA / ASDA5,000 / 5,000 / 5,000 ft
Displaced threshold400 ft
REILYes
VGSIPAPI (P2L)
Traffic patternLeft
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
AIRPORT INFORMATION
Facility & services
Muhlenberg County Airport is in Greenville, Kentucky. Field elevation 422 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerED TACKETT
Manager phone270-225-8093
AttendedALL MON-FRI, 0800–1700
CHARTS & AIRSPACE
ICAO / IATAKM21
SectionalST LOUIS
Center (ARTCC)MEMPHIS
Flight service (AFSS)LOUISVILLE
RegionKentucky
CountryUnited States
Coordinates37.2260, -87.1570
Distance from city2 NM NE
SERVICES & LIGHTING
FuelJet A+
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF123.000
UNICOM123.000
FREQUENCIES
Communications
126.4
EVANSVILLE APP/DEP
A/D
120.375
AWOS 3
AWOS
123
CTAF/UNICOM
UNIC
123.000
CTAF
CTAF
123.000
UNICOM
UNICOM
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRPORT REMARKS
Operational remarks
›ACTVT REIL RWY 06 & 24; PAPI RWY 06 & 24; MIRL RWY 06/24 - CTAF.
›EXISTED PRIOR TO 1959.
›FOR CD CTC CAMPBELL APCH AT 270-798-6441.
›AFT HR - AMGR.
›27:1 AT DSPLCD THR.
›FUEL AVBL H24 WITH CREDIT CARD.
FREQUENTLY ASKED
Does KM21 have a METAR?
Yes. KM21 is a METAR-reporting station; the current observation loads live on this page.
Does KM21 have a TAF?
When KM21 issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KM21?
KM21 sits at 422 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KM21?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.