Grosse Ile Muni (KONZ) has 2 runways. The longest is 04/22 at 4,846 ft long with an asphalt surface. The other runway is 17/35 at 4,424 ft with a concrete surface. Field elevation is 590.5 ft MSL.
No control tower is listed, so use the current FAA Chart Supplement for airport details and monitor the pattern carefully. No ILS runway ends are published for KONZ. No LAHSO notes are published. No noise abatement notes are published.
Runway 04 has right traffic. Runway 35 has right traffic. Those are the only runway-specific traffic notes in the facts. Check the current FAA Chart Supplement before flight for the latest airport remarks and runway data.
Wind & favored runway
Favored end is picked from the current METAR wind at KONZ.
Pattern entry · RWY 22
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. Field elevation is 590.5 ft MSL, so that puts the standard pattern near 1,590.5 ft MSL.
KONZ is not towered. That means pilots self-announce and self-sequence in the pattern. Runway 04 uses right traffic. Runway 35 uses right traffic. No other right-traffic exceptions are published in the facts. Keep your pattern work tight and verify traffic flow early.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.