Reference only — not for real-world navigation.
US-8144
Denning Airport · Keenesburg
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
4,977 ft / 1,517 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
17/35 · 863 ft · GVLUNLITFlight Planning
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Welcome to the technical flight briefing for Denning Airport (US-8144), located in Keenesburg, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 4,977 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Denning Airport
ICAO / IATA
US-8144 / —
Municipality
Keenesburg
Country
Region
US-CO — Colorado
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
4,977 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 17 / 35
UNLIT
Runway Length: 863 ft / 263 m
Runway Width: 35 ft / 11 m
Surface Type: GVL
Heading: —° / —°
Runway Width: 35 ft / 11 m
Surface Type: GVL
Heading: —° / —°
RWY 17
No ILS / Visual Only
RWY 35
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026