Steamboats of California
historical summary of Californian steam vessels
Steamboats operated in California on San Francisco Bay and the Sacramento–San Joaquin River Delta, and Sacramento River as early as November 1847, when the Sitka built by William A. Leidesdorff briefly ran on San Francisco Bay and up the Sacramento River to New Helvetia. After the first discovery of gold in California the first shipping on the bays and up the rivers were by ocean going craft that were able to sail close to the wind and of a shallow enough draft to be able to sail up the river channels and sloughs, although they were often abandoned by their crews upon reaching their destination. Regular service up the rivers, was provided primarily by schooners and launches to Sacramento and Stockton, that would take a week or more to make the trip.
First steamboats on the Sacramento River and Delta
According to the January 11, 1854, Sacramento Daily Union, the first steamboat in California, besides the Sitka, was the Pioneer brought out in pieces from Boston, and put together at the West Point, in Benicia, and launched there in August, 1849, by the "Edward Everett Company". She was a side-wheeler, 70 feet in length, 25 feet beam, with an eight horse power engine that made "4 knots an hour, against wind and tide" and would normally carry forty passengers in her cabin and on her decks. In September, she made one trip to Sacramento and back, then was sold to Simmons, Hutchinson & Company for service between Sacramento and the Yuba River. The first steamboat advertised in the Weekly Alta California, on October 18, 1849, providing transport between San Francisco and Sacramento, and touching at Benicia, was the Mint, a 36-foot iron-hulled vessel.
The first large steam driven vessel running between San Francisco and Sacramento was the steamship McKim, a 400-ton ex Army propeller driven transport steamship that had sailed to California from New Orleans. McKim made its first regular run up river on October 26, 1849, in 17 hours, touching at Benicia on the way to Sacramento. Its schedule became, to leave San Francisco on Mondays and Thursdays at 7 a.m.; returning, it left Sacramento on Wednesdays and Fridays at 7 a.m.
Begin with the source’s own compact description: “Steamboats of California” is historical summary of Californian steam vessels. The dossier treats that line as a proposition to test through Steamboats, California and historical, not as a finished interpretation.
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Chronology, provenance and viewpoint should be read together before a broad social or political interpretation is accepted. The source revision retrieved here is dated Jul 18, 2026. The linked authority identifier is Q19878085. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1847, 1854 and 1849.
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