LK ELEANOR NR HETCH HETCHY CA. It is on the graph. San Francisco maintained the phrase only If you are on a mobile device you can tap the reservoir to get that same info. proposition that would have funded an $8 million study on how Meant this comment for the integrated snowpack and reservoir view. San Francisco and the thousands of suburban . The captured water is piped 150 miles to the Bay Area. Having it here would be great! Wife of missing Bay Area radio host says Jeffrey Vandergrift will not Sen. Dianne Feinstein is hospitalized in San Francisco with shingles, California extends deadline to file 2022 income taxes to match IRS decision, Here's where California reservoir levels stand after this week's rains, Going to Tahoe this weekend? However, I am interested in how much we are saving. We provide water directly to customers in San Francisco and wholesale through 26 Water agencies in Alameda, Santa Clara, and San Mateo counties. a minimum, according to the San Francisco Public Utilities A wet December produced ample snowfall, which is still sitting at high elevations. Upcountry and the Bay Area. Should be fixed at some point. }, 150); Hetch Hetchy water travels 160 miles via gravity from Yosemite to the San Francisco Bay Area. Locked padlock Im curious why the percentage of capacity has stayed almost flat for the past 6 weeks or so and below historical average. http://www.tuolumnerivermanagementplan.com. Sacramento CA 95833, Everything about California water that matters, Western States Water Agencies and Districts. Generation at the Kirkwood power plant would depend on the natural flow of the Tuolumne River, and would be significantly diminished during late summer and fall. To reach Hetch Hetchy, you have to exit Yosemite National Park and re-enter it. O'Shaughnessy Dam is a 430-foot (131 m) high concrete arch-gravity dam in Tuolumne County, California, United States.It impounds the Tuolumne River, forming the Hetch Hetchy Reservoir at the lower end of Hetch Hetchy Valley in Yosemite National Park, about 160 miles (260 km) east of San Francisco. Winter weather conditions may cause road closures. Id love to see how much water is being / has been released from these reservoirs. Prior to The Chronicle, she worked as a data journalist for Honolulu Civil Beat, a watchdog news organization covering the Hawaiian islands. Even with all the rain and floods, still a long way to fill them to capacity. //this function is called from the javascript from within the iframe after the contents of iframe are loaded (and after an additional 150ms delay) I am grateful for all that you have done here to open our eyes to what is happening, what has happened, and even what might be on the horizon. They placed a few dissipators just before the river. The upcountry portion of the System begins with Hetch Hetchy Reservoir in Yosemite National Park. sends student to hospital, Heres how much rain and snow is on the way this weekend, Your Privacy Choices (Opt Out of Sale/Targeted Ads). Excellent graphic! The SFPUC has consistently stated that voluntary agreements are the best path forward for the Bay-Delta, as the voluntary agreement strikes the right balance between environmental stewardship and water reliability. Some want the city to leave more water in stream channels for threatened salmon while others continue a longshot bid to shut down Hetch Hetchy Reservoir in Yosemite altogether and return the area to its natural state. While constructed and owned by San Francisco, the water system was in fact planned to benefit the greater San Francisco Bay Area population. globe = document.getElementById('mekko'); For perspective, water demand across the SFPUC's service area of 2.7 million people was about 205,000 acre-feet last fiscal year. 2022 All Rights Reserved. I previously made a bar graph showing the overall level of water in the major California reservoirs. From the main road, it's about a 20- to 25-minute drive to the parking area. Hetch-Hetchy predicted to fill by end of the snowmelt period 2020-2021 Winter season continues to be dry 2019-2020 was dry, although key differences Feb. 2020 was unusually warm, which impacted snowfall levels and water demands; Feb 2021 was cooler, and hence snowfall level higher and water use lower How can I match up other monitoring locations similar to the ones on this Interactive Dashboard? UPDATE: Here's where California reservoir levels stand after this week's rains. At times, nearly 90% of the flow of the Tuolumne River is piped off by the SFPUC and other water agencies in the region. The water transmission system in the Bay Area and Peninsula includes the Bay Division, San Andreas, Sunset Supply, and Crystal Springs pipelines. Here's what that means. Even with the latest precipitation, Folsoms values was unchanged. Major snowstorm might leave you stranded, New 101 express lanes opens in Bay Area. Forty-six percent . resizeframe(); Wonderful site. Its water supply Hetch Hetchy Reservoir, in the Sierra Nevada is 80% full, . mobilewarn(); DWR is one of many local, State and Federal entities that dictate water releases. Similar to the water supply issues discussed above, the amount of power replacement is small in a statewide context less than of 1% of the renewable power supply being developed this decade alone. Water storage facilities include watersheds, dams, and reservoirs including: Calaveras, San Antonio, Crystal Springs, Pilarcitos, and San Andreas. Read more about the data team and their work. Thanks. The snowpack there, which will eventually melt and flow into reservoirs, is already bigger than the average peak snowpack, which typically comes around April 1. And while one storm didn't come close to ending the drought, some reservoirs in Northern California, especially those that fell right in the path of the storm, saw significant gains. Love easy to read and understand information. The area around Shasta has more volcanic soils that absorb rainfall than the Feather River drainage. Are they releasing water to relieve the pressure in anticipation of more water? An official website of the United States government. The Hetch Hetchy Reservoir that supplies San Francisco, seen here in February, is among those that have refilled after two months of storms. Before returning to the Bay Area, she held roles as transportation reporter and trending news reporter at the IndyStar in Indianapolis. Isabella is filling quite slowly in order to test out the new $500 million spillway. These sources include surface water stored in reservoirs located in the Sierra Nevada, Alameda County and San Mateo County, and groundwater supplies stored in a deep aquifer located in San Francisco and San Mateo counties. Only improvement I would suggest is an improvement of the display of the smaller reservoirs so the names are readable. Its important to note that other communities in California have taken actions in far greater magnitude than SF to make our waterways more sustainable. around the Bay Area rely on the Hetch Hetchy Regional Water Its fluctuating between ~107% and ~20% from one hour to the next (reading 107.6 atm). My guess would be that the recent systems have been cold and so they are predominantly dropping snow on the watershed. "Some weather monitoring stations in the Feather River drainage received as much as 12 to 19 inches during the period of the storms," the department said. Greetings from Mount Laurel New Jersey. More about the Tuolumne River Voluntary Agreement can be found athttp://www.tuolumnerivermanagementplan.com. Python is used to extract the data from this page hourly and wrangle the data in to a clean format. The average for this time of year is approximately 4,659.57ft, plus or minus 39ft. The Mokolumne River, which originates in the high Sierra, provides more than 90 percent of the East Bay's water and the Owens Valley in the eastern Sierra serves as a key source of water for Los Angeles. Most local reservoir inflow timeseries are too short to calculate long-term values. Maybe just acre/ft with ^ or down arrow. Sierra Club unsuccessfully fought the reservoirs establishment This is the best one out there. Long-term values for reservoir inflows use maximum number of complete water years in record. use must be reasonable.. . Just a wistful thought, it would be really cool to graph the water release statistics. Local reservoir inflows have negative daily flow rates set to zero. Northern California's reservoir levels continued to rise in the week after an atmospheric river slammed the state with torrential rain and high winds. P.S. the Bay Area. I know this might be difficult to display but Im very curious on the actual amounts of water consumed on a monthly basis and if this is somehow processed in a certain between what is agricultural and what is non-commercial etc? California reservoir levels: . scenic mountain valley in a national park. I live in the central valley. After the reservoirs Theyve also seen drought surcharges on their water bills. So many facets beautifully chartered. For most of the year it will still be possible to divert the flow of the Tuolumne River into the pipeline just downstream of the National Park boundary. This is of particular interest as the self-imposed restrictions deadline is approaching and the federal government may have to step in and mandate restrictions across the 7 states, including California. Maintaining this variety of sources is an important component of our near and long-term water supply management strategy. Additionally, the bounty helps the more than two dozen communities in Alameda, San Mateo and Santa Clara counties that get their water from the city. Hetch Hetchy Regional Water System The Hetch Hetchy watershed, an area located in Yosemite National Park, is the major source of water for all of San Francisco's water needs. The middle portion of the watershed from New Don Pedro Reservoir to above Hetch Hetchy Reservoir is characterized by deep canyons and forested terrain. According to the SFPUC, the upper reaches of the Tuolumne River have received about 36 inches of rain since the start of the water year in October, almost as much as what the area averages in a year. earthquake. How Much Water is in California Reservoirs? Great stuff. Its currently listed on this page as 29kaf full, but the usgs.gov page below says Hetch Hetchy is at 299.7kaf full. Weve been at zero now for several weeks, and we really want to see that turn around., Kellie Hwang and Yoohyun Jung are San Francisco Chronicle staff writers.