Mulino State (4S9) has 1 runway. Runway 14/32 is 3,425 ft long and 100 ft wide. The surface is asphalt. The runway headings are 159° and 340° magnetic. No ILS runway ends are published. The field elevation is 259.9 ft MSL.
This is an uncontrolled field. No control tower is listed. Runway 14 has right traffic. No LAHSO notes are published. No noise abatement notes are published. Check the current FAA Chart Supplement before flight for the latest runway and airport data.
Wind & favored runway
Favored end is picked from the current METAR wind at 4S9.
Pattern entry · RWY 32
LEFT TRAFFICAll runways
Traffic pattern
Pattern altitude is not published. Use standard 1,000 ft AGL for light piston unless local procedures or ATC say otherwise. The airport is not tower controlled, so pilots self-announce and self-sequence in the pattern. Runway 14 has right traffic. Runway 32 is not listed with a right traffic exception. Keep your pattern work aligned with the published runway use and any local traffic flow you hear on frequency.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.