Ukiah Field Office

The Ukiah Field Office boundary includes approximately 270,000 acres of BLM-managed surface acres and 214,000 additional subsurface acres (mineral estate) in northern California. 

The geographic area includes all BLM-managed public lands within the counties of Colusa, Glenn, Lake, Napa, Marin, Mendocino (south of the City of Willits), Solano, Sonoma and Yolo. Approximately 1.5 million people live within this region.

RECREATION AREAS

Berryessa Snow Mountain National Monument

• Cache Creek Wilderness
• Knoxville Recreation Area (OHV) 
• Cedar Roughs Wilderness
• Indian Valley Management Area (OHV) 

California Coastal National Monument

• Point Arena-Stornetta Unit

Cow Mountain Recreation Area

• North Cow Mountain Recreation Area 
• South Cow Mountain OHV Management Area

Other Sites

• The Geysers

PARTNERS

• Friends of Cow Mountain
• California State Parks OHV
   

GEOREFERENCED MAPS

Heading out for a remote adventure?  No cell coverage?  No problem. The BLM has developed georeferenced maps compatible with any georeferenced map mobile application. Click here for more information and instructions.

• Berryessa Snow Mountain National Monument