What is the longest runway at KONZ?

Grosse Ile Municipal Airport has 2 runways; the longest is runway 04/22 at 4,846 ft.

What surface are KONZ's runways?

Grosse Ile Municipal Airport's runways are asphalt and concrete.

Grosse Ile Municipal Airport runways

Grosse Ile Municipal Airport (ONZ · KONZ) in Detroit/Grosse Ile, MI has 2 runways , the longest 04/22 at 4,846 ft (asphalt, concrete). Dimensions, headings, lighting, and instrument approaches for each below.

Runway 04/22

4,846 ft × 100 ft · Asphalt (Good)

Edge lights: Med.

Heading: 037° mag · 30° true
Threshold elev: 577 ft
Markings: nonprecision
VGSI: 4-light PAPI (left) (3.04°)
Traffic pattern: Right

Heading: 217° mag · 210° true
Threshold elev: 589 ft
Markings: nonprecision
VGSI: 4-light PAPI (left) (3.04°)
Traffic pattern: Left
Displaced threshold: 428 ft

Runway 17/35

4,424 ft × 75 ft · Concrete (Poor)

Edge lights: Med.

Heading: 174° mag · 167° true
Threshold elev: 581 ft
Markings: basic
VGSI: 4-light PAPI (left) (3°)
Traffic pattern: Left
Displaced threshold: 672 ft

Heading: 354° mag · 347° true
Threshold elev: 578 ft
Markings: basic
VGSI: 4-light PAPI (left) (3°)
Traffic pattern: Right

Runway data from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources.