| FAA Information Effective: | 2013-12-12 | 
| Airport Identifier: | ONZ | 
| Airport Status: | Operational | 
| Longitude/Latitude: | 083-09-41.2870W/42-05-56.6830N -83.161469/42.099079 (Estimated) | 
| Elevation: | 591 ft / 180.14 m (Surveyed) | 
| Land: | 607 acres | 
| From nearest city: | 2 nautical miles S of Detroit/grosse Ile, MI | 
| Location: | Wayne County, MI | 
| Magnetic Variation: | 07W (2010) | 
| Ownership: | Publicly owned | 
| Owner: | Township Of Grosse Ile | 
| Address: | 9601 Groh Road, P.o. Box 129 Grosse Ile, MI 48138 | 
| Phone number: | 734-675-0155 | 
| Manager: | Michael Duker | 
| Address: | 9601 Groh Road, P.o. Box 129 Grosse Ile, MI 48138 | 
| Phone number: | 734-675-0155 | 
| Airport Use: | Open to public | 
| Wind indicator: | Yes | 
| Segmented Circle: | Yes | 
| Control Tower: | No | 
| Lighting Schedule: | SEE RMK MIRL RYS 04/22 & 17/35 PRESET LOW INTST DUSK-2300; TO INCR INTST & ACTVT AFT 2300 - CTAF. ACTVT REIL RY 04 & PAPI RYS 17, 35, 22 & 04 - CTAF. | 
| Beacon Color: | Clear-Green (lighted land airport) | 
| Landing fee charge: | No | 
| Sectional chart: | Detroit | 
| Region: | AGL - Great Lakes | 
| Traffic Pattern Alt: | 1000 ft | 
| Boundary ARTCC: | ZOB - Cleveland | 
| Tie-in FSS: | LAN - Lansing | 
| FSS on Airport: | No | 
| FSS Toll Free: | 1-800-WX-BRIEF | 
| NOTAMs Facility: | ONZ (NOTAM-d service avaliable) | 
| Federal Agreements: | NGPY | 
| CTAF: | 123.000 | 
| Unicom: | 123.000 | 
| Fuel available: | 100LLA | 
| Airframe Repair: | MAJOR | 
| Power Plant Repair: | MAJOR | 
| Bottled Oxygen: | NONE | 
| Bulk Oxygen: | NONE | 
| Dimension: | 4846 x 100 ft / 1477.1 x 30.5 m | 
| Surface: | CONC, Fair Condition | 
| Weight Limit: | Single wheel: 66000 lbs. Dual wheel: 83000 lbs. Dual tandem wheel: 105000 lbs. | 
| Edge Lights: | Medium | 
| Runway 04 | Runway 22 | |
|---|---|---|
| Longitude: | 083-09-44.5316W | 083-09-12.0590W | 
| Latitude: | 42-05-36.0736N | 42-06-17.3847N | 
| Elevation: | 577.00 ft | 589.00 ft | 
| Alignment: | 30 | 127 | 
| Traffic Pattern: | Right | Left | 
| Markings: | Non-precision instrument, Fair Condition | Non-precision instrument, Fair Condition | 
| Crossing Height: | 38.00 ft | 40.00 ft | 
| Displaced threshold: | 0.00 ft | 428.00 ft | 
| VASI: | 4-light PAPI on left side | 4-light PAPI on left side | 
| Visual Glide Angle: | 3.00° | 3.00° | 
| Runway End Identifier: | Yes REIL OTS INDEFLY. | Yes | 
| Centerline Lights: | No | No | 
| Touchdown Lights: | No | No | 
| Obstruction: | , 50:1 slope to clear | 73 ft trees, 1190.0 ft from runway, 13:1 slope to clear APCH RATIO 22:1 AT DSPLCD THLD. | 
| Dimension: | 4424 x 75 ft / 1348.4 x 22.9 m | 
| Surface: | CONC, Fair Condition | 
| Weight Limit: | Single wheel: 40000 lbs. Dual wheel: 55000 lbs. Dual tandem wheel: 90000 lbs. | 
| Edge Lights: | Medium | 
| Runway 17 | Runway 35 | |
|---|---|---|
| Longitude: | 083-10-02.1634W | 083-09-48.7368W | 
| Latitude: | 42-06-17.8987N | 42-05-35.3543N | 
| Elevation: | 581.00 ft | 578.00 ft | 
| Alignment: | 127 | 127 | 
| Traffic Pattern: | Left | Right | 
| Markings: | Basic, Good Condition | Basic, Good Condition | 
| Crossing Height: | 26.00 ft | 20.00 ft | 
| Displaced threshold: | 672.00 ft | 0.00 ft | 
| VASI: | 4-light PAPI on left side | 4-light PAPI on left side | 
| Visual Glide Angle: | 3.00° | 3.00° | 
| Runway End Identifier: | No | No | 
| Centerline Lights: | No | No | 
| Touchdown Lights: | No | No | 
| Obstruction: | 75 ft trees, 1240.0 ft from runway, 160 ft right of centerline, 13:1 slope to clear APCH RATIO 25:1 AT DSPLCD THLD. | 4 ft brush, 320.0 ft from runway, 30:1 slope to clear | 
| BIRDS & DEER ON & INVOF ARPT. | 
| GCO AVBL ON FREQ 121.725 THRU DTW CLEARANCE DELIVERY AND LAN AFSS. | 
| ULTRALIGHT & POWERED PARACHUTE ACTIVITY INVOF ARPT. | 
| PAEW ON ARPT. |