Reference only — not for real-world navigation.
YMST
Millstream Station Field · Chichester National Park
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,043 ft / 318 m
Transition Altitude
10,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Millstream Station Field (YMST), located in Chichester National Park, Australia. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 1,043 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 10,000 ft verified for this field for altimeter reset procedures.
Full Name
Millstream Station Field
ICAO / IATA
YMST / —
Municipality
Chichester National Park
Country
Region
AU-WA — Western Australia
GPS Coordinates
Transition Altitude
10,000 ft
Elevation
1,043 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 11 / 29
UNLIT
Runway Length: 4,454 ft / 1,358 m
Runway Width: 131 ft / 40 m
Surface Type: Dirt
Heading: —° / —°
Runway Width: 131 ft / 40 m
Surface Type: Dirt
Heading: —° / —°
RWY 11
No ILS / Visual Only
RWY 29
No ILS / Visual Only
Runway 05 / 23
UNLIT
Runway Length: 4,011 ft / 1,223 m
Runway Width: 285 ft / 87 m
Surface Type: Dirt
Heading: —° / —°
Runway Width: 285 ft / 87 m
Surface Type: Dirt
Heading: —° / —°
RWY 05
No ILS / Visual Only
RWY 23
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026