The reservoir capacity is 495 acre-feet. Please note: the image above is provided as a sample only, and indicates water levels in Californian reservoirs as of November 26th, 2018. Albert August Vollmer, who came to the area in 1887, named the area after a pony he had as a child. The dam was constructed in 1952. The reservoir's capacity is 9,835 acre-feet of water. Inundation Map of Hypothetical Fair Weather Failure of Uvas Dam (2019) (index map) The Santa Clara Valley Water District built the Guadalupe Dam during the Great Depression, completing it in 1935 after acquiring land as the Santa Clara Valley Water Conservation District. Num Name Elev. In 1947, water district directors decided to name the dam and reservoir for Lexington, a small nearby community that was sacrificed when the reservoir was built. Today, the reservoir’s storage is nearly 35 percent of capacity. 1.2   1.06 sdww02. The Ordinary High Water Level (OHWL) is a term that many lake, wetland, and river property owners hear, but it is often misunderstood. U.S. Geological Survey Its surface area is 635 acres*. To learn more about that project, click here. Uvas dam and reservoir are located on Uvas Creek about two miles upstream from the intersection of Watsonville and Uvas roads in southern Santa Clara County. Water flows down the dam spillway and then over rocks to create a waterfall at Anderson Lake Saturday, Feb. 18, 2017, in Morgan Hill, … Findings of the original seismic stability evaluation completed in 2011 on Anderson Dam indicated that the downstream and upstream embankments could become unstable during a very large magnitude earthquake and the rupture of faults underlying the dam may have adverse impact on the outlet pipe and intake structure. Anderson Reservoir is the largest of the 10 water district reservoirs and provides a reliable supply of water to Santa Clara County. Guadalupe Reservoir, which can store about 3,415 acre-feet of water, has a critical problem of extensive mercury contamination. SRs 109, 32, 9 and I-69 could be the only roads open over the White River. * Both are located along Hicks Creek on Guadalupe Creek, a tributary of the Guadalupe River. Its surface area is 283 acres*. Date Height of Snow Water Density April 1 Average Content Shasta River Basin 1 Parks Creek 6,700 Scheduled for measurement by Mount Shasta Ranger District 3 Sweetwater 5,850 Scheduled for measurement by Mount Shasta Ranger District Scott River Basin 5 Middle Boulder 1 6,600 Scheduled for measurement by Salmon/Scott River Ranger District 311 Middle … Inundation Maps Its surface area is 349 acres. The water district and regulatory agencies believe that this restriction will prevent the uncontrolled release of water in case the dam is structurally damaged after a major earthquake. Water levels within the reservoir fluctuate by as much as 20 metres annually and are constantly changing due to inflow and the requirements for water release at Hugh Keenleyside Dam. Many roads are impassable. Lake conditions can change rapidly and lake status may have changed since the last sample was taken. It has a total storage capacity of 89,073 acre-feet (one acre-foot is 325,851 gallons of water, enough to serve two households of five for one year). The district then distributes the water to water retailers to sell to the county’s 1.8 million residents. 24: Record flood is in progress. The California Department of Water At or Below Low Water Threshold Last map update: 02/03/2021 at 10:23:27 am EST 02/03/2021 at 15:23:27 UTC What is UTC time? The Spanish explorer Juan Bautista de Anza named the river Arroyo del Coyote after coyotes seen during his journey. General information about the Anderson Dam and Reservoir. Great Lakes Water Level Observations. River Stage Maps (Real-Time) NWS California-Nevada River Forecast Center Lexington water level is low at this time, hand launch is strictly enforced. The dam and reservoir is one of the six original reservoirs approved for construction by voters in May 1934. For more information on how the water district has addressed the problem, click here. Anderson Reservoir is currently operated to reduce the chance of the reservoir level exceeding its storage limit of 58 percent, set by the California Division of Safety of Dams. In 1985, an additional 231,000 cubic yards of material was added to the dam, raising it 10 feet. Hydromet, Pacific Northwest Region, Bureau of Reclamation - Managing water and power in the West Waterway Menus A long, deep natural gorge located three miles east of U.S. 101 in Morgan Hill provided a suitable dam site. It is very important to contact your local DNR Waters area hydrologist for a correct OHWL determination before attempting to alter your shoreline. Inundation Map of Hypothetical Fair Weather Failure of Stevens Creek Dam (2019) (index map). These lake-wide averages are based on a select set of U.S. and Canadian station data as determined by the Coordinating Committee. Lake Secession is a eutrophic (fertile) lake, which provides a popular sport fishery for warm-water game fish. About Anderson Lake In January 2009, the water district hired a consultant to evaluate the seismic stability of Anderson Dam. Lake Oroville Water Level including historical chart. Preliminary findings of the study indicate that part of the dam would be seismically unstable during a very large, 7.25-magnitude earthquake occurring on the Calaveras Fault approximately two kilometers of the dam. On Monday, amid a dry winter, Anderson Reservoir was just 29% full. Lexington Reservoir and James J. Lenihan Dam are located on Los Gatos Creek about three miles south of the town of Los Gatos. The reservoirs, which were constructed in the 1930s and 1950s for water conservation (not flood protection) catch storm runoff that otherwise would flow into San Francisco Bay. Stevens Creek dam and reservoir is one of six original systems approved for construction by voters in 1934. The Coyote Reservoir is located on the former Rancho San Ysidro, a cattle ranch that belonged to Ygnacio Ortega in the early 1800s. The water district is currently in the midst of a seismic retrofit of the Calero Dam. The Guadalupe Dam, meanwhile, will soon be the subject of a seismic upgrade to shore up the dam after a 2011 engineering study found it to be a risk during a large earthquake. Its surface area is 92 acres*. It has a total storage capacity of 89,073 acre-feet (one acre-foot is 325,851 gallons of water, enough to serve two households of five for one year). The reservoir … Other attractions include the historic Jackson Ranch Park, Moses L. Rosendin Park, the Burnett Park area and multiple use trails. Valley Water has a number of water rights associated with its reservoirs and stream diversions. URL: https://waterdata.usgs.gov/nwis/uv? The 2.2-miles-long reservoir can store 9,934 acre-feet of water. Take care, as water levels can change over 24 hours. FOIA After Hours Emergency: (253) 884-4808. State water officials continued to lower the level of Lake Oroville on Tuesday in anticipation of a series of storms that were forecast to … MORGAN HILL (KPIX 5) — South Bay water officials are urgently trying to lower a reservoir to reduce pressure on a shaky dam. The Santa Clara Valley Water District built the Calero Dam during the Great Depression, completing it in 1935 after acquiring land as the Santa Clara Valley Water Conservation District. Photo Credit Sam Mills. Inundation Map of Hypothetical Inflow Design Flood Failure of Uvas Dam (2019) (index map). NOAA water level observations are available at specific locations, as described on the Monitoring Network page or as a lake-wide average. Coyote Dam and Reservoir is one of original six reservoirs approved for construction by voters in May 1934. Anderson Lake, also known as Anderson Reservoir, is an artificial lake in Santa Clara County, California, United States, near Morgan Hill.The reservoir is formed by the damming of Coyote Creek just below its confluence with Las Animas Creek. Anderson is the largest of the district's 10 reservoirs and is a primary water source for the county. Valley Water has created a website to comply with Section 933(b)(4) of California Code of Regulations, Title 23, Division 3., Chapter 2.8, which was an outcome of California Senate Bill No. For more information, contact Public Information Representative Tony Mercado at 408-630-2342 or at [email protected], Innundation maps Northeast and northwest portions of Anderson are under water. 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