2024 Annual Impact Report

Learn about the Open Space Authority's biggest accomplishments over the last calendar year!

A muddy trail winding through green hills is blocked by a small mudslide cutting across it

Alerts and Closures

Know Before You Go

Before visiting the preserves, please check this page for notices, closures and safety advisories.

To report an incident or issue such as obstructions on the trail at an Open Space Authority preserve, please Contact Us and select “Trail/preserve questions.”  

To report a fire, medical emergency or suspicious activity at an Open Space Authority preserve, please call 911 immediately. 

Alert Level Preserves Description
Parking lot closure
Coyote Valley Equestrian lot closed 2/25

Coyote VAlley equestrian lot closed Tuesday, February 25 for special event.