Grays Reef Light
| Location | In northeastern Lake Michigan, 3.8 miles (6.1 km) west of Waugoshance Island |
|---|---|
| Coordinates | 45°46′0″N 85°9′12″W / 45.76667°N 85.15333°W |
| Tower | |
| Foundation | Submerged stone and concrete crib |
| Construction | Steel, reinforced concrete |
| Automated | 1976 |
| Height | 65 feet (20 m) |
| Shape | Octagonal |
| Markings | White with black lantern |
| Heritage | National Register of Historic Places listed place |
| Racon | G |
| Light | |
| First lit | 1936 |
| Focal height | 25 m (82 ft) |
| Lens | Third and a half order Fresnel lens (original), 7.5-inch (190 mm) (current) |
| Range | 15 nautical miles (28 km; 17 mi). |
| Characteristic | Fl R 10s |
Grays Reef Light Station | |
| Location | In northeastern Lake Michigan, 3.8 miles (6.1 km) west of Waugoshance Island |
| Nearest city | Bliss Township, Michigan |
| Area | 0.6 acres (0.24 ha) |
| Built by | Greiling Brothers Company |
| Architect | U.S. Lighthouse Service 11th Dist.; Office of Supt. of Lighthouses |
| Architectural style | Art Deco |
| MPS | Light Stations of the United States MPS |
| NRHP reference No. | 05001210 |
| Added to NRHP | November 9, 2005 |
The Grays Reef Light is a lighthouse located in northeastern Lake Michigan, 3.8 miles (6.1 km) west of Waugoshance Island in Bliss Township, Michigan. It was listed on the National Register of Historic Places in 2005.