FAA INFORMATION EFFECTIVE 10 JULY 2025
Location
| FAA Identifier: | ONZ |
| Lat/Long: | 42-05-56.6810N 083-09-41.2560W
42-05.944683N 083-09.687600W
42.0990781,-83.1614600
(estimated) |
| Elevation: | 590.5 ft. / 180.0 m (surveyed) |
| Variation: | 07W (2010) |
| From city: | 2 miles S of central business district of the associated city |
| Time zone: | UTC -4 (UTC -5 during Standard Time) |
| Zip code: | 48138 |
Airport Operations
| Airport use: | Open to the public |
| Activation date: | 05/1941 |
| Control tower: | no |
| ARTCC: | CLEVELAND CENTER |
| FSS: | LANSING FLIGHT SERVICE STATION |
| NOTAMs facility: | ONZ (NOTAM-D service available) |
| Attendance: | MON-FRI 0800-1800, ALL SAT-SUN PRIOR ARNGMT |
| Wind indicator: | lighted |
| Segmented circle: | yes |
| Lights: | ACTVT REIL RWY 04 & 22; PAPI RWY 04, 22, 17, & 35; MIRL RWY 04/22 & 17/35 - CTAF. |
| Beacon: | white-green (lighted land airport)
Operates sunset to sunrise. |
| Airline operations: | ARPT CLSD TO ACR OPS GTR THAN 30 PAX SEATS EXC PPR CALL AMGR. |
Airport Communications
| CTAF/UNICOM: | 123.0 |
| WX AWOS-3: | 119.675 (734-692-9686) |
| DETROIT APPROACH: | 134.3 |
| DETROIT DEPARTURE: | 134.3 |
| WX ASOS at DTW (11 nm NW): | PHONE 231-202-2054 |
| WX AWOS-3 at TTF (15 nm SW): | 119.075 (734-384-0259) |
| WX ASOS at YIP (19 nm NW): | PHONE 734-961-6843 |
| WX ASOS at DET (20 nm N): | PHONE 313-371-9696 |
Nearby radio navigation aids
| VOR radial/distance | | VOR name | | Freq | | Var |
|---|
| DXOr133/11.4 | | DETROIT VOR/DME | | 113.40 | | 06W |
| CRLr080/13.5 | | CARLETON VOR/DME | | 115.70 | | 03W |
| SVMr137/26.7 | | SALEM VORTAC | | 114.30 | | 03W |
| NDB name | | Hdg/Dist | | Freq | | Var | | ID |
|---|
| TECUMSEH | | 089/32.5 | | 239 | | 06W | | TCU | - -.-. ..- |
Airport Services
| Fuel available: | 100LL JET-A |
| Parking: | hangars and tiedowns |
| Airframe service: | MAJOR |
| Powerplant service: | MAJOR |
| Bottled oxygen: | NONE |
| Bulk oxygen: | NONE |
Runway Information
Runway 4/22
| Dimensions: | 4846 x 100 ft. / 1477 x 30 m |
| Surface: | asphalt, in good condition |
| Weight bearing capacity: | | Single wheel: | 66.0 | | Double wheel: | 83.0 | | Double tandem: | 105.0 |
|
| Runway edge lights: | medium intensity |
| RUNWAY 4 | | RUNWAY 22 |
| Latitude: | 42-05.601227N | | 42-06.289745N |
| Longitude: | 083-09.742193W | | 083-09.200983W |
| Elevation: | 576.8 ft. | | 589.3 ft. |
| Traffic pattern: | right | | left |
| Runway heading: | 037 magnetic, 030 true | | 217 magnetic, 210 true |
| Displaced threshold: | no | | 428 ft. |
| Markings: | nonprecision, in good condition | | nonprecision, in good condition |
| Visual slope indicator: | 4-light PAPI on left (3.04 degrees glide path) | | 4-light PAPI on left (3.04 degrees glide path) |
| Runway end identifier lights: | yes | | yes |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | 37 ft. tree, 790 ft. from runway, 308 ft. left of centerline, 15:1 slope to clear | | 65 ft. trees, 1010 ft. from runway, 344 ft. left of centerline, 12:1 slope to clear
APCH RATIO 20:1 TO DTHR. |
Runway 17/35
| Dimensions: | 4424 x 75 ft. / 1348 x 23 m |
| Surface: | concrete, in poor condition
EXTSV PEELING & CRACKING - FOD HAZ. |
| Weight bearing capacity: | | Single wheel: | 40.0 | | Double wheel: | 55.0 | | Double tandem: | 90.0 |
|
| Runway edge lights: | medium intensity |
| RUNWAY 17 | | RUNWAY 35 |
| Latitude: | 42-06.298312N | | 42-05.589238N |
| Longitude: | 083-10.036057W | | 083-09.812280W |
| Elevation: | 581.3 ft. | | 578.3 ft. |
| Traffic pattern: | left | | right |
| Runway heading: | 174 magnetic, 167 true | | 354 magnetic, 347 true |
| Displaced threshold: | 672 ft. | | no |
| Markings: | basic, in fair condition | | basic, in fair condition |
| Visual slope indicator: | 4-light PAPI on left (3.00 degrees glide path) | | 4-light PAPI on left (3.00 degrees glide path) |
| Runway end identifier lights: | no | | no |
| Touchdown point: | yes, no lights | | yes, no lights |
| Obstructions: | 80 ft. trees, 1180 ft. from runway, 40 ft. right of centerline, 12:1 slope to clear | | none |
Helipad H1
| Dimensions: | 25 x 25 ft. / 8 x 8 m |
| Surface: | concrete |
| Latitude: | 42-06.319333N | | |
| Longitude: | 083-09.471333W | | |
| Elevation: | 595.0 ft. | | |
| Traffic pattern: | left | | left |
Helipad H2
| Dimensions: | 25 x 25 ft. / 8 x 8 m |
| Surface: | concrete |
| Latitude: | 42-06.318500N | | |
| Longitude: | 083-09.449667W | | |
| Elevation: | 594.0 ft. | | |
| Traffic pattern: | left | | left |
Airport Ownership and Management from official FAA records
| Ownership: | Publicly-owned |
| Owner: | TOWNSHIP OF GROSSE ILE
PO BOX 129, PO BOX 129
GROSSE ILE, MI 48138
Phone 734-675-0155 |
| Manager: | JANEL MACNEE
P.O. BOX 129, PO BOX 129
GROSSE ILE, MI 48138
Phone 734-675-0155 |
Additional Remarks
| - | BIRDS & DEER ON & INVOF ARPT. |
| - | ULTRALIGHT & PWRD PRCHT ACT INVOF ARPT. |
| - | FOR CD CTC DETROIT APCH AT 734-955-1404. |
Instrument Procedures
NOTE: All procedures below are presented as PDF files. If you need a reader for these files, you should download the free Adobe Reader.NOT FOR NAVIGATION. Please procure official charts for flight.
FAA instrument procedures published for use from 10 July 2025 at 0901Z to 07 August 2025 at 0900z.
STARs - Standard Terminal Arrivals |
|---|
| FOREY TWO (RNAV) | |
download (159KB) |
| GIGGY TWO (RNAV) | |
download (139KB) |
| PETTE TWO (RNAV) | |
download (210KB) |
| RRALF THREE (RNAV) | |
download (161KB) |
IAPs - Instrument Approach Procedures |
|---|
| RNAV (GPS) RWY 04 | |
download (185KB) |
| RNAV (GPS) RWY 22 | |
download (197KB) |
| VOR-A | |
download (196KB) |
| NOTE: Special Alternate Minimums apply | |
download (140KB) |
Departure Procedures |
|---|
| BARII THREE (RNAV) | |
download (178KB) |
| CCOBB THREE (RNAV) | |
download (215KB) |
| CLVIN THREE (RNAV) | |
download (198KB) |
| HHOWE FOUR (RNAV) | |
download (203KB) |
| KAYLN THREE (RNAV) | |
download (183KB) |
| KZLOV TWO (RNAV) | |
download (178KB) |
| LIDDS FOUR (RNAV) | |
download (202KB) |
| MIGGY THREE (RNAV) | |
download (215KB) |
| PAVYL THREE (RNAV) | |
download (191KB) |
| SNDRS THREE (RNAV) | |
download (230KB) |
| TRMML FOUR (RNAV) | |
download (182KB) |
| ZETTR FOUR (RNAV) | |
download (225KB) |
| NOTE: Special Take-Off Minimums/Departure Procedures apply | |
download (208KB) |
Other nearby airports with instrument procedures:
KDTW - Detroit Metro Wayne County Airport (11 nm NW)
KTTF - Custer Airport (15 nm SW)
KYIP - Willow Run Airport (19 nm NW)
1D2 - Canton-Plymouth-Mettetal Airport (20 nm NW)
KDET - Coleman A Young Municipal Airport (20 nm N)
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Road maps at:
MapQuest
Bing
Google
| Aerial photo |
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WARNING: Photo may not be current or correct
Photo by Cathy Vajtay
Photo taken 21-Jun-2015
looking southeast.
Do you have a better or more recent aerial photo of Grosse Ile Municipal Airport that you would like to share? If so, please send us your photo.
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| Sectional chart |
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| Airport distance calculator |
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| Sunrise and sunset |
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Times for 02-Aug-2025
| | Local
(UTC-4) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 05:56 | | 09:56 |
| Sunrise | | 06:28 | | 10:28 |
| Sunset | | 20:50 | | 00:50 |
| Evening civil twilight | | 21:21 | | 01:21 |
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| Current date and time |
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| Zulu (UTC) | 02-Aug-2025 16:49:28 |
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| Local (UTC-4) | 02-Aug-2025 12:49:28 |
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| METAR |
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| KONZ | 021635Z AUTO VRB06KT 10SM CLR 23/09 A3034 RMK AO2
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KDTW
11nm NW | 021553Z 04005KT 10SM FEW055 FEW180 SCT250 23/08 A3036 RMK AO2 SLP279 T02280078
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CXHA
12nm E | 021600Z AUTO 04005KT 22/10 RMK AO1 SLP277 T02240097 56001
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CYQG
14nm NE | 021600Z AUTO 07008KT 9SM CLR 22/11 A3036 RMK SLP283 DENSITY ALT 1200FT
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KTTF
15nm SW | 021636Z AUTO VRB04KT 10SM CLR 24/10 A3035 RMK AO2
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KYIP
18nm NW | 021553Z 05004KT 10SM CLR 23/07 A3037 RMK AO2 SLP280 T02280072 $
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KDET
19nm N | 021553Z VRB03KT 10SM CLR 22/11 A3036 RMK AO2 SLP279 T02220106
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| TAF |
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KDTW
11nm NW | 021445Z 0215/0318 04005KT P6SM SCT250 FM022000 11006KT P6SM FEW060 FM030000 VRB03KT P6SM SKC
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CYQG
14nm NE | 021140Z 0212/0312 VRB03KT P6SM SKC BECMG 0213/0215 06008KT BECMG 0300/0302 VRB03KT FM030300 VRB03KT P6SM SKC RMK FCST BASED ON AUTO OBS. NXT FCST BY 021800Z
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KYIP
18nm NW | 021120Z 0212/0312 04005KT P6SM SCT250 FM022000 11006KT P6SM FEW060 FM030000 VRB03KT P6SM SKC
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KDET
19nm N | 021120Z 0212/0312 04005KT P6SM SCT250 FM022000 11006KT P6SM FEW060 FM030000 VRB03KT P6SM SKC
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| NOTAMs |
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NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.
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