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historicalmarkerproject/markers/HM1CZZ_to-build-a-dam_Castro-Valley-CA.html
Underneath the lake lies evidence of the dams construction. The steps on this panel and the next one show how hands and hooves toiled to complete this engineering feat in 1892.
The rest of this marker consists of three illustration accompanied…
historicalmarkerproject/markers/HM1CZY_transporting-the-water_Castro-Valley-CA.html
The Transporting the Water marker consists of an illustration and two photographs accompanied by captions. They captions are presented here, left to right. Click on the image to enlarge it.
Hydraulicing:Hydraulics were used to widen and streng…
historicalmarkerproject/markers/HM1CZF_chabot-dam_Castro-Valley-CA.html
Chabot Dam, originally called San Leandro Dam, was built by Anthony Chabot who started Contra Coast Water Company in 1868. When artesian wells and Temescal and Sausal Creeks failed to bring Oakland and surrounding cities enough water he decided to…
historicalmarkerproject/markers/HM1CZE_of-fins-and-flippers_Castro-Valley-CA.html
How do you climb the wall of a dam using fins? The dam blocked the natural migratory route of the steelhead trout, prohibiting them from swimming up San Leandro Creek to spawn in their natural habitat, what is now upper San Leandro Reservoir and t…
historicalmarkerproject/markers/HM1CZD_taming-the-waters-flow_Oakland-CA.html
"Aha!" exclaimed Anthony Chabot It was spring of 1866 when he saw the raging waters of San Leandro Creek collide with Grass Valley Creek. He studied the vast surrounding watershed and determined it could nourish a reservoir year-round. He had foun…
historicalmarkerproject/markers/HM1CZC_yem-po-chinese-labor-camp_Oakland-CA.html
In 1979 a renovation of Chabot dam unearthed a century-old Chinese encampment buried in the creek embankment below. California State University Hayward (now called California State University, East Bay) was contracted and students excavated over 6…
historicalmarkerproject/markers/HM1CZ9_a-zoo-a-monkey-and-a-mansion-here-too_Oakland-CA.html
Since the operation of Chabot reservoir in 1876, four different water companies have managed the lake. Their staff led colorful lives on this hill as they kept an eye on this valuable resource.
In 1904, William Dingee, then head of CCWC, tore …
historicalmarkerproject/markers/HM1CXV_filtration-basins_San-Leandro-CA.html
Public outcry led Oakland councilman George Pardee, who later became Governor of California, to campaign Contra Costa Water Company for a clean reliable water system. The Hyatt filters were installed, along with pump houses and filtration basins, …
historicalmarkerproject/markers/HM1CXT_memorial-to-the-chinese-laborers_Oakland-CA.html
The Alameda County Historical Society dedicates this panel to:Ah Bing - 41, Kim Yuen - 29, Toy Sing - 31, and Lock Sing - 33, who died outside this tunnel. This panel is also dedicated to the countless unnamed and unsung Chinese laborers who worke…
historicalmarkerproject/markers/HM1CXS_roots-from-another-land_San-Leandro-CA.html
Many of the trees surrounding you have foreign roots, each with its own tale. In 1868 the Hayward Journal described Chabot's plans to encircle the reservoir with "walnut, hickory nuts, butternuts, and other eastern and foreign nut trees." These tr…