Berryessa Snow Mountain National Monument (BSM) protects over 330,000 acres of ecologically and culturally rich Northern California terrain, established in 2015 to preserve its mountains, rivers, and heritage for future generations. Land management is led by the Bureau of Land Management and the U.S. Forest Service, with collaboration from Tribes and partners. The monument is a destination for hiking, camping, fishing, and more, supporting diverse plant and animal life, including species unique to the region.
Overview
Berryessa Snow Mountain National Monument was proclaimed by President Barack Obama on July 2, 2015. It protects a stunning landscape extending from Lake Berryessa through the Snow Mountain and Cache Creek areas, encompassing vital watersheds, diverse ecosystems, and culturally significant sites. The monument is managed collaboratively by the Bureau of Land Management (BLM) and the U.S. Forest Service (USFS), with ongoing partnerships involving local tribes, stakeholders, and community groups. Management focuses on preserving natural and cultural resources, supporting scientific research, and facilitating responsible recreation and stewardship.【User Files】
Geology
BSM's geology is marked by complex mountain formations, volcanic history, and diverse rock types that have shaped its dramatic topography. The monument includes parts of the Northern Inner California Coast Ranges, featuring volcanic and sedimentary rock formations such as those in the Monticello Empire Tract. This varied geology supports unique habitats and contributes to the area's rich biodiversity, influencing the distribution of plant and animal species.【User Files】
History and Archaeology
The monument area has been home to Indigenous peoples for thousands of years, with rich archaeological sites reflecting long-term habitation and cultural practices. Tribes such as the Patwin, Wintun, Pomo, and others have deep connections to the land, which continues to hold spiritual and cultural importance. Prehistoric archaeology within BSM includes ancient village sites, tool-making areas, and other cultural landscapes that provide insights into the lives of early inhabitants. The monument safeguards these irreplaceable resources for research and education.【User Files】
Wildlife
Berryessa Snow Mountain National Monument supports a wide array of wildlife species across its varied habitats, including oak woodlands, chaparral, riparian corridors, and mountainous regions. Notable animals include several species of conservation concern, such as the northern spotted owl, foothill yellow-legged frog, and various bats and raptors. The region provides critical habitats for these species, and wildlife conservation is integral to the monument's management strategies.【User Files】
Vegetation
The monument's plant communities are diverse, ranging from interior chaparral and oak woodlands to higher-elevation mixed conifer forests. Key plant species include endemic and rare plants adapted to the unique climatic and geological conditions of the region. These vegetation types support ecological resilience and provide habitat connectivity essential for wildlife and overall ecosystem health. Active management and research help maintain the integrity of these plant communities within BSM.【User Files】
Recreation
Berryessa Snow Mountain National Monument offers numerous recreational opportunities such as hiking, camping, fishing, boating, and wildlife viewing. Trail systems traverse scenic mountain terrain and riparian valleys, while campgrounds and river access points invite extended stays and outdoor adventures. Recreational use is managed to balance visitor enjoyment with resource protection, ensuring that the monument's natural and cultural treasures remain preserved for future generations.【User Files】
Management
The BLM and USFS lead the management of Berryessa Snow Mountain National Monument, guided by a monument management plan developed in collaboration with indigenous tribes, stakeholders, and the public. The plan emphasizes resource protection, cultural site preservation, ecological restoration, scientific research, and sustainable recreation. Ongoing stewardship involves fire management, invasive species control, habitat restoration, and educational outreach to foster a deeper connection between the public and the monument's values.【User Files】
Additional Resources
For further exploration and planning visits to Berryessa Snow Mountain National Monument, consult these resources:
- Berryessa Snow Mountain National Monument – Bureau of Land Management
- Berryessa Snow Mountain National Monument – U.S. Forest Service
- Monument Management Plan (PDF)
- Visit Northern California – Berryessa Snow Mountain
- Camping and Recreation in BSM
These links provide comprehensive information about the monument's features, management, recreational opportunities, and ways to get involved in stewardship and conservation efforts.
Links
Last updated: Sat Jun 7, 2025
