St. Mary's Airport (PASM) has 2 runways. The longest is runway 17/35 at 6,008 ft by 150 ft. It is gravel. Runway 06/24 is 1,520 ft by 60 ft and is also gravel. The field elevation is 314.1 ft MSL.
There is no control tower. ILS is available on runway 17. Published runway-specific notes do not list LAHSO or noise abatement items. The runway headings are 06/24 at 77°/257° magnetic. Runway 17/35 is 182°/2° magnetic. Check the current FAA Chart Supplement for any updates before flight.
Wind & favored runway
Favored end is picked from the current METAR wind at PASM.
Pattern entry · RWY 17
LEFT TRAFFICAll runways
Traffic pattern
Pattern altitude is not published. For light piston operations, use the standard 1,000 ft AGL unless the current FAA Chart Supplement or ATC says otherwise. There is no control tower, so pilots self-announce and self-sequence in the pattern. No right-traffic exception is published in the facts. No runway-specific pattern notes are published. Use the published runway headings and keep spacing disciplined in the traffic pattern.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.