Grindstone Air Harbor Airport

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Location

Latitude: 
 44-02-48.4000N (44.046778)
Longitude: 
 082-54-51.9000W (-82.914417)
Elevation: 
 640.0 feet MSL (195 m MSL)
Magnetic Variation: 
 7.9 W (as of December 2025 from WMM2020 model)
Time Zone: 
 UTC -5.0 (Standard Time)
UTC -4.0 (Daylight Savings Time)
From City: 
 04 N.M. E of Port Austin, Michigan
Found On: 
 Lake Huron Chart
FAA Region: 
 AGL

Contacts

Manager: 
Privately owned: 
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
989-269-7299		 KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
989-269-7299

Operations

Airport Status: 
 Operational
Facility Use: 
 Public
Type: 
 Airport
Activation Date: 
 11/1996
Control tower: 
 No
Attendance (Months/Days/Hours): 
 Months/Days/Hours
Unattended
Boundary ARTCC: 
 ZMP (Minneapolis)
Responsible ARTCC: 
 ZMP (Minneapolis)
Segmented Circle Indicator: 
 No
Traffic Pattern Altitude (MSL): 
 1640 feet (500 m)
NOTAMs Facility: 
 LAN
NOTAM-D Service: 
 Yes

Based Aircraft

Annual Operations (as of )

Communications

CTAF:  122.900

       

    Fixed Based Operators (FBOs) & Fuel

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    Area Code: 517
    Business Name Frequency Phone Fuel Grade
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    Flight Service Stations

    Primary Alternate
    FSS on Field:  N
    FSS Name (ID):  Lansing(LAN)
    Frequency: 
    Toll Free Phone:  1-800-WX-BRIEF

    Instrument Procedures / Charts

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    Navigation Aids (Navaids) near 29C

    Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

    Nearby Airports with Fuel

    Dist (NM) Name (Airport IDs) True Hdg Mag Hdg Fuel Grade
    27.1 Iosco County Airport
    (ECA 6D9)    		 306 314 100LL
    35.6 Sandusky City Airport
    (Y83)    		 174 182 100LL
    52.0 James Clements Municipal Airport
    (3CM)    		 235 242 100LL
    55.2 Saginaw County/H W Browne Airport
    (KHYX HYX)    		 228 235 100LL, Jet A+
    59.1 Mbs International Airport
    (MBS KMBS MBS)    		 238 245 100LL, Jet A
    60.8 Dupont/Lapeer Airport
    (D95)    		 194 202 100LL, Jet A+
    62.7 Jack Barstow Airport
    (KIKW IKW)    		 248 255 100LL, Jet A+
    67.5 Gladwin Zettel Meml Airport
    (GDW KGDW GDW)    		 266 273 100LL, Jet A+
    67.8 Alpena County Regional Airport
    (APN KAPN APN)    		 336 344 100LL, Jet A
    70.2 St Clair County International Airport
    (PHN KPHN PHN)    		 166 174 100LL, Jet A+
    74.3 Bishop International Airport
    (FNT KFNT FNT)    		 209 216 100LL, Jet A
    75.1 Romeo State Airport
    (D98)    		 182 190 100LL, Jet A
    77.8 Roscommon County/Blodgett Meml Airport
    (HTL KHTL HTL)    		 284 291 100LL
    78.6 Ray Community Airport
    (57D)    		 179 187 100LL
    79.9 Clare Municipal Airport
    (48D)    		 261 268 100LL
    80.7 Marine City Airport
    (76G)    		 169 177 100LL
    82.7 Owosso Community Airport
    (KRNP RNP)    		 220 227 100LL
    82.9 Mount Pleasant Municipal Airport
    (MOP KMOP MOP)    		 252 259 100LL, Jet A+
    83.2 Prices Airport
    (9G2)    		 206 213 100LL
    85.8 Oakland County International Airport
    (PTK KPTK PTK)    		 195 202 100LL, Jet A

    Notices to Airmen (NOTAMS)

    NOTAMs

    List ALL 29C NOTAMs
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    NOTAM Radius Search

    NOTAMS within

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    NM of 29C

    NOTAM Flight Path Search (Enter from two to five locations below)

    NOTAMS within

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    NM of 29C

    Remarks

    A110-3 FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
    A110-4 DEER & LRG BIRDS ON & INVOF ARPT.
    A42-18 3 FT YELLOW CONES.
    A42-36 3 FT YELLOW CONES.
    A57-18 CTLG OBSTN EXCEEDS A 45 DEG SLP. APCH RATIO 16:1 TO THR OVR +76 FT TREE, 1244 FT DIST, 42 FT L. APCH RATIO 20:1 OVR 27 FT PLINE, 570 FT DIST, 125 FT L/R.
    A57-36 CTLG OBSTN EXCEEDS A 45 DEG SLP. APCH RATIO 20:1 OVR 25 FT PLINE, 720 FT DIST, 125 FT L/R.
    E111 MAN-MADE OR NATURAL OBJECTS EXIST WI THE ASP NEEDED TO ENSURE SAFETY IN THE TKOF/LDG OF ACFT.

    Runways

    Runway Summary

    Runways: 18/36
    Longest Runway: 18/36 is 1800 ft (549 m) long
    Runways with an Instrument Approach:

    29C Airport Runway Details

    Runway 18/36  1800 ft x 85 ft (549 m x 26 m)
    Surface:  Turf - Fair condition - No special surface treatment

    Runway 18

    Runway 36
    Elevation: 
    		 611.0 626.0
    Latitude: 
    		 44-02-57.2463N 44-02-39.4825N
    Longitude: 
    		 082-54-52.4447W 082-54-51.3895W
    Runway True Alignment: 
    		 178 358
    Glide Path Angle: 
    		 0.0 degrees 0.0 degrees
    Object at End: 
    		 TREES TREES
    Object Height: 
    		 18 30
    Distance from End: 
    		 0 0
    Object Centerline Offset: 
    		 65 ft. right of centerline 65 ft. left of centerline

    Services

    Airframe Repair: 
    		 Major
    Powerplant Repair: 
    		 Major
    Bottled Oxygen: 
    		 None
    Bulk Oxygen: 
    		 High Pressure
    Fuel Available: 
    		 100LL, Jet A
    Landing Fees: 
    		 Yes
    Parking: 
    		 Hangars and tiedowns available
    Other Services: 
    		 Aircraft Cleaning and Detailing

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    Maps & Diagrams

    29C Sectional

    Flight Planning
    at skyvector.com

    29C Diagram


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