 | |
 | |
| Location | Middle Island, Alpena, Michigan |
|---|---|
| Coordinates | 45°11′35″N 83°19′16″W / 45.19306°N 83.32111°W |
| Tower | |
| Constructed | 1905 |
| Foundation | dressed stone |
| Construction | brick |
| Automated | 1961 |
| Height | 71 feet (22 m) |
| Shape | conical tower |
| Markings | white with horizontal red band |
| Heritage | National Register of Historic Places listed place  |
| Light | |
| First lit | 1905 |
| Focal height | 78 feet (24 m) |
| Lens | red Fourth Order Fresnel lens[1] (original), green Third Order Fresnel lens (current) |
| Intensity | 9,000 candlepower |
| Range | 14 miles (23 km) |
| Characteristic | alternating 5-second periods of light and dark |
Middle Island Light | |
| Nearest city | Alpena, Michigan |
| Area | 2.8 acres (1.1 ha) |
| Architect | US Lighthouse Board |
| MPS | Light Stations of the United States MPS |
| NRHP reference No. | 06000133[2] |
| Added to NRHP | March 15, 2006 |
The Middle Island Light is a lighthouse located on Middle Island in Lake Huron, about 10 miles (16 km) north of Alpena, Michigan. It was listed on the National Register of Historic Places in 2006.[2]
- ^ Cite error: The named reference
pepperwas invoked but never defined (see the help page). - ^ a b "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.