- Hiking access to the Bald Mt. Trail is now open via the new parking lot.
Closures in Sierra Azul Open Space Preserve:
- Please note that the Mount Umunhum and Mount Thayer areas are CLOSED areas. Anyone found in these areas will be cited.
- Areas that are adjacent to Mount Umunhum and Mount Thayer have been declared Temporary Closed Areas. Trespassers will be cited. Please refer to the posted map for details. Other closed areas within Sierra Azul Preserve are shown on the Preserve map.