Yosemite Creek Yosemite Creek Yosemite Creek is a creek of the Sierra Nevada, located in Yosemite National Park, Mariposa County, California. The creek's headwaters are at the Grant Lakes (), and it flows southwest to drop over Yosemite Falls to Yosemite Valley, then flows southeast to its mouth at the Merced River, just southwest of Yosemite Village. () The Merced is a tributary of the San Joaquin River, in the San Joaquin Valley. Today, Yosemite Creek flows over the Yosemite Valley rim to create Upper Yosemite Fall. Before its diversion about 130,000 years ago, Yosemite Creek flowed down an older channel just
Yosemite National Park Day in early October. A maximum of 300 hikers, selected by lottery, are permitted to advance beyond the base of the subdome each day, including 225 day hikers and 75 backpackers. The park can be divided into five sections for the day-user—Yosemite Valley, Wawona/Mariposa Grove/Glacier Point, Tuolumne Meadows, Hetch Hetchy, and Crane Flat/White Wolf. Numerous books describe park trails, and free information is available from the National Park Service in Yosemite. Park rangers encourage visitors to experience portions of the park in addition to Yosemite Valley. Between late spring and early fall, much of the park can be accessed for