FAA INFORMATION EFFECTIVE 04 SEPTEMBER 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 04 September 2025 at 0901Z to 02 October 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 (179KB) |
| 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 (183KB) |
| 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 18-Sep-2025
| | Local
(UTC-4) | | Zulu
(UTC) |
|---|
| Morning civil twilight | | 06:49 | | 10:49 |
| Sunrise | | 07:17 | | 11:17 |
| Sunset | | 19:37 | | 23:37 |
| Evening civil twilight | | 20:05 | | 00:05 |
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| Current date and time |
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| Zulu (UTC) | 18-Sep-2025 21:14:42 |
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| Local (UTC-4) | 18-Sep-2025 17:14:42 |
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| METAR |
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| KONZ | 182055Z AUTO 19008KT 10SM FEW110 25/18 A3001 RMK AO2
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KDTW
11nm NW | 182053Z 23004KT 10SM FEW050 BKN065 BKN250 30/15 A3001 RMK AO2 SLP159 T03000150 58016
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CXHA
12nm E | 182000Z AUTO 19007KT 28/14 RMK AO1 SLP168 T02770139 57013
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CYQG
14nm NE | 182000Z AUTO 24004KT 200V280 9SM BKN060 31/16 A3002 RMK SLP164 DENSITY ALT 2500FT
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KTTF
15nm SW | 182055Z AUTO 17007KT 10SM FEW060 30/15 A3001 RMK AO2
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KYIP
18nm NW | 182053Z 30006KT 10SM CLR 30/16 A3002 RMK AO2 SLP159 T03000156 58014 $
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KDET
19nm N | 182053Z 11006KT 10SM FEW070 28/16 A3000 RMK AO2 SLP159 T02830156 56014
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| TAF |
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KDTW
11nm NW | 181720Z 1818/1924 30005KT P6SM SCT070 SCT250 FM182300 14005KT P6SM BKN070 FM190300 05005KT P6SM BKN050 BKN150 TEMPO 1910/1913 5SM BR SCT014 OVC040 FM191300 06008KT P6SM SCT030 BKN050
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CYQG
14nm NE | 181740Z 1818/1918 29005KT P6SM FEW050 FM182000 32005KT P6SM SCT060 TEMPO 1820/1824 P6SM -SHRA BKN040 BECMG 1822/1824 04008KT FM190200 04005KT P6SM SCT060 FM190800 04005KT P6SM SCT004 BKN060 PROB30 1908/1912 1 1/2SM BR BKN004 OVC060 FM191200 06006KT P6SM FEW010 BKN060 FM191400 07008KT P6SM SCT030 BKN060 RMK FCST BASED ON AUTO OBS. NXT FCST BY 190000Z
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KYIP
18nm NW | 181720Z 1818/1918 30005KT P6SM SCT070 SCT250 FM182300 14005KT P6SM BKN070 FM190300 05005KT P6SM BKN050 BKN150 TEMPO 1910/1913 5SM BR SCT014 OVC040 FM191300 06008KT P6SM SCT030 BKN050
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KDET
19nm N | 181720Z 1818/1918 30005KT P6SM SCT070 SCT250 FM182300 14005KT P6SM BKN070 FM190300 05005KT P6SM BKN050 BKN150 TEMPO 1910/1913 5SM BR BKN014 OVC040 FM191300 06008KT P6SM SCT028 BKN050
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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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