Name and Location

The Lower Grassy Island Range Light is located in Green Bay, Wisconsin, USA.

2. Construction and History

The lighthouse was constructed in 1872 to replace earlier range lights that served as aids to navigation for mariners traversing the Green Bay waterway. It was built by the U.S. Lighthouse Service, which operated until its consolidation with the Coast Guard in 1939.

3. Architecture and Materials

The Lower Grassy Island Range Light is a wooden structure with a distinctive tower design featuring a red lantern room topped with a distinctive "lantern" or "owl's head" shape. The building's exterior is clad in clapboard siding, while the interior features original brickwork and wood paneling.

4. Light and Navigation

The light emits a Fl(3)W.15s pattern, indicating that it flashes three times every 15 seconds. Its range extends approximately 16 kilometers (10 nautical miles), making it an important aid to navigation for vessels navigating the Green Bay shipping channel.

5. Accessibility and Visiting

Visitors can access the lighthouse through guided tours or self-guided visits during its opening hours: Monday to Friday, 9:00 AM – 5:00 PM; Saturday and Sunday, 10:00 AM – 6:00 PM. The entrance fee is not specified.

6. Notable Views and Landscape

The lighthouse is situated near the Green Bay waterway, offering breathtaking views of the surrounding landscape. The area is also home to various wildlife species, including birds, fish, and other aquatic creatures.

7. Anecdotes and Folklore (None)

8. Technical and Operational Details

As of [year], the Lower Grassy Island Range Light has been automated, eliminating the need for manual operation by lighthouse keepers.

9. Further Information

The lighthouse is listed on the National Register of Historic Places (NRHP) since January 12, 2005 (#04001484). For further reading, visit the Green Bay Yachting Club website or consult the catalog archives at the National Archives and Records Administration (NARA).