Grindstone Air Harbor Airport (29C)
Grindstone Air Harbor Airport (29C)
29C
Grindstone Air Harbor Airport (29C)
Port Austin, MI
| FAA Information Effective | 2026-07-09 |
| Airport Identifier | 29C |
| Airport Status | Operational |
| Longitude/Latitude |
82°54'51.9000"
W /
44°2'48.4000"
N -82.914417 / 44.046778 (Estimated) |
| Elevation | 640.00 ft / 195.07 m (Estimated) |
| Land | 8 acres |
| From nearest city | 4 nautical miles E of Port Austin, MI |
| Location | Huron County, MI |
| Magnetic Variation | 07W (1995) |
| Airport Use | Open to public |
| Wind indicator | Yes |
| Segmented Circle | No |
| Control Tower | NON-ATCT |
| Sectional chart | LAKE HURON |
| Region | AGL - Great Lakes |
| Responsible ARTCC | ZMP - MINNEAPOLIS |
| Tie-in FSS | LAN - LANSING |
| FSS on Airport | No |
| FSS Toll Free | 1-800-WX-BRIEF |
| NOTAMs Facility | LAN (NOTAM-d service available) |