Upper (37 45.534 x 119 35.983 – Mariposa Co., August 10). This fire was discovered by hikers at approximately 3:30PM, August 10. It is at the top of the Yosemite Falls trail above the switchbacks. Quick action by the Yosemite Helitack, with supporting water bucket drops, and fire crews held the fire to 3 acres as of 10PM August 10. Hikers were escorted out of the fire area by fire crews and Yosemite search and rescue members. Suppression efforts will continue today. Resources include 2 helicopters for bucket drops, and 14 fire personnel. All trails to Yosemite Falls are temporarily closed. The fire was determined to be human caused and is under investigation. Smoke from the fire may affect air quality in the morning hours. There have been no injuries. All visitors are urged to be diligent in any use of fire, including smoking. And be sure all fires are out!
Badger (37 40.697 x 119 39.316 – Mariposa Co., August 10). This fire was discovered by Helicopter 551 in the area of Summit Meadows near Glacier Point Road. Wawona Engine 32 responded and suppressed the 0.01acre fire. It is in patrol status.
Lightning caused fires being monitored and managed for multiple objectives:
Cathedral (37 51.078 x 119 25.120 – Tuolumne Co., 9400 ft, 8/2). This is 0.20 of a mile off the John Muir Trail to Cathedral Lakes. The perimeter is actively smoldering and creeping through lodgepole pine needles and logs and has good potential to grow until it hits natural barriers. The fire is 0.20 acres in size and is being monitored.
Middle (37 51.538 x 119 41.194 - Tuolumne Co., 8043 ft, 7/27). It is west of White Wolf and south of the Middle Tuolumne River. It is at 1.5 acres, and may be visible from Tioga Road. It continues to smolder and creep through down logs, pine needles and other vegetation. It is in a red fir and lodgepole pine forest.
Dark (37 50.575 x 119 37.153 – Mariposa Co.,8200 ft, 7/ 9). This fire is along the Yosemite Creek Campground Road and smoke is periodically visible from both the campground and Tioga roads. Fire crews secured the edges of the fire by burning along the most active perimeter. That operation is complete. It is at 38.8 acres, and continues to creep and smolder through red fir duff and needles within the interior of the fire. The Lukens trail is temporarily closed. Fire crews will be parked and working Yosemite Creek Campground Road. For firefighter and visitor safety, drivers are urged to use caution while driving in the area of parked fire equipment.
White Cascade (37 54.926 x 119 23.780 - Tuolumne Co, at 9000 ft, 7/3). This remote fire is east of Glen Aulin High Sierra camp, east of Conness Creek, and west of Tuolumne Meadows, and is at 0.68 acres. This high elevation fire, in a lodge pole pine forest, poses no threat to trails and has a low spread potential. Smoke may be visible in Tuolumne Meadows.
Quartzite (37 43.871 x 119 25.200 - Mariposa Co., 8387 ft, 7/27). It is approximately 0.5 miles south of Merced Lake, mid-slope and on a north aspect. It is smoldering in mountain hemlock, western white pine and lodgepole pine. This fire is contained to natural barriers.
Stubblefield (38 02.743 x 119 36.625 – Tuolumne Co., 7659 ft, 8/3). This fire is in Stubblefield Canyon and west of the Pacific Crest Trail and at the northeast section of the park; it is very remote. It is most likely a lightning strike holdover. Currently, it is 2-3 acres in size, in a red fir and Jeffrey Pine forested area, with other sparse vegetation.
In addition, Indian Canyon was suppressed and is in patrol status.
Air Quality in the park is being affected by numerous fires throughout California. For more information refer to the web sites listed below. Currently no roads are closed within the park. The Lukens cut-off trail, south of the Tioga Road, is temporarily closed.