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Farallon Islands Lighthouse

Farallon Islands sketch

 

The Farallon Islands lie 23 miles west of the Golden Gate, and mark the approach to the San Francisco Bay. The largest island, the Southeast Farallon, was chosen as a site for one of California's first lighthouses. The bark Oriole landed at the site in 1852, but the workers were driven off the island by egg poachers.

In the 1850's, the Gold Rush influx led to exorbitant prices on scarce day-to-day items. For example, eggs could be sold in San Francisco for $1 to $1.50 each. Thousands of birds nested on the Farallons, and the island was a treasure trove for failed prospectors who turned their attention to other means of turning a profit. Occasionally, armed clashes arose between rival poachers. The poachers believed the new lighthouse would scare off the birds, and saw the Lighthouse Service as encroaching upon their domain.

The Lighthouse Service was undeterred, however. The next ship to arrive carried not only the construction workers, but also a contingent of armed troops. The poachers backed down, and construction began. In the end, the birds remained at the Farallons despite the presence of the light, and the poachers remained for another 25 years - until California's chickens could produce eggs more quickly and cheaply than the poachers could gather them.

The lighthouse was built at the top of the summit of the South Farallon. When the tower was completed, it was discovered that the lantern room was too small to accommodate a first-order Fresnel lens. The original tower was torn down and rebuilt to accommodate the lens. The station was first lit in 1856. A unique fog signal was also built. It was powered by air compressed through a natural blowhole. The fog signal had the disadvantage of being silent in calm sea - when fog frequently appears. The signal was replaced by a steam-powered signal in 1871.

Select an image to enlarge

First-Order Frensel Lens

First-Order Frensel Lens

Display at Visitor Center

Display at Visitor Center

Visitor Center

Visitor Center

Manning and supplying the station was an arduous task. Even in the 1930's, there was no dock to the island, so supplies and personnel were delivered via small boats or via a winch system from a tender - supplies and personnel were literally hoisted to the island. Once on the island, supplies were dragged via a human-powered rail system to the island's various buildings.

The Fresnel lens was replaced by a modern aerobeacon in 1961. The lantern room was removed in 1972, and the station was automated. The islands are now part of the Point Reyes Farallons National Marine Sanctuary. The Fresnel lens is on display at the Visitor Center of the San Francisco Maritime National Historic Park.


References (see links)

California Light Stations and Other Aids to Navigation c. 1950, Twohy and Mattson pp. 80-83
Umbrella Guide to California Lighthouses (2nd ed.), Nelson pp. 93-95
California Lighthouses, Roberts and Jones pp. 29-31

 

 

Directions: The Farallon Islands are off-limits to visitors, and not visible from the mainland. Some whale-watching and bird-watching tours based in San Francisco do pass near the islands.

The Visitor Center of the San Francisco Maritime National Historic Park is on at the corner of Hyde and Jefferson across from the Hyde Street Pier. The park also includes several historic ships, a museum, and a library. For more information, call (415) 561-7100 or visit their website (see links). (October 2006)

 

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