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 |
|---|
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 24-Jul-2025
| | Local
(UTC-4) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 05:46 | | 09:46 |
| Sunrise | | 06:19 | | 10:19 |
| Sunset | | 20:59 | | 00:59 |
| Evening civil twilight | | 21:32 | | 01:32 |
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| Current date and time |
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| Zulu (UTC) | 24-Jul-2025 11:41:04 |
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| Local (UTC-4) | 24-Jul-2025 07:41:04 |
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| METAR |
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| KONZ | 241116Z AUTO 20005KT 10SM SCT037 BKN080 OVC110 24/19 A3005 RMK AO2
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KDTW
11nm NW | 241053Z 20007KT 8SM SCT048 BKN120 OVC250 22/19 A3006 RMK AO2 SLP174 T02220189 $
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CXHA
12nm E | 241100Z AUTO 24006KT 23/22 RMK AO1 SLP175 T02250221 50005
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CYQG
14nm NE | 241100Z AUTO 22010G15KT 9SM CLR 24/20 A3005 RMK SLP174 DENSITY ALT 1700FT
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KTTF
15nm SW | 241115Z AUTO 22003KT 10SM CLR 23/19 A3006 RMK AO2
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KYIP
18nm NW | 241053Z 21006KT 8SM CLR 22/18 A3006 RMK AO2 SLP172 T02220183
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KDET
19nm N | 241053Z 21008KT 8SM SCT055 25/19 A3004 RMK AO2 SLP168 T02500189
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| TAF |
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KDTW
11nm NW | 240913Z 2409/2512 22010KT P6SM SCT045 BKN250 FM241600 23014G24KT P6SM SCT045 BKN200 PROB30 2423/2503 1SM +TSRA BKN030CB FM250300 24009KT 5SM -SHRA SCT025 BKN060 FM251000 28006KT P6SM -SHRA SCT025 OVC050
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CYQG
14nm NE | 240540Z 2406/2506 17006KT P6SM SKC BECMG 2406/2408 21006KT FM241100 21007KT P6SM SCT040 BECMG 2412/2414 23010G20KT FEW040 FM242100 23012G22KT P6SM -SHRA BKN060 PROB30 2421/2505 VRB20G30KT 2SM TSRA BR BKN060CB FM250500 26010KT 6SM BR SCT060 BKN160 RMK FCST BASED ON AUTO OBS. NXT FCST BY 241200Z
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KYIP
18nm NW | 240530Z 2406/2506 17004KT P6SM SKC FM241100 20010KT P6SM SCT050 BKN250 FM241600 23014G24KT P6SM SCT045 BKN200 PROB30 2423/2503 1SM +TSRA BKN030CB FM250300 24009KT 5SM -SHRA SCT025 BKN060
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KDET
19nm N | 240530Z 2406/2506 16004KT P6SM SKC FM241100 20009KT P6SM SCT050 BKN250 FM241600 23012G21KT P6SM SCT045 BKN200 PROB30 2423/2503 1SM +TSRA BKN030CB FM250300 24009KT 5SM -SHRA SCT025 BKN060
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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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