Sunrise at Sierra Vista

Check out the Preserve BEFORE it opens!

Sunrise at Sierra Vista | July 11, 2015
Get an early start to your date while checking out the city lights as they fade into dawn and hike the new 1.3 mile Aquila trail. More details More details

San Jose Mayor Sam Liccardo: New Era of Conservation Gaining Momentum in Coyote Valley

Measure Q Expenditure Oversight Committee
Do you love Nature and numbers? Apply to serve on the Measure Q EOC

Other Recent News

Request for Proposal - Professional Consultant Services for the OSA Headquarters Tennant Improvement Project
The OSA is seeking Professional Consultant services to complete the design...Read more

Request for Proposal - Gully Repair and Drainageway Restoration
The Authority is requesting bids for gully repair and restoration...Read more

Pajaro River Agricultural Preserve
The Authority recently purchased 183 acres of farmland...Read more



OpenRoad with Doug McConnell
Join Doug McConnell in exploring the natural and cultural treasures of the Bay Area and northern California.
Sundays, 6:30 p.m. on NBC 3

Check out our activities page!



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Trails Rancho Canada Del Oro

Rancho Cañada Del Oro
Quiet rural landscape and almost nine miles of trails in the Santa Cruz Mountain foothills.

Rancho Trail Map


Sierra Vista

Sierra Vista
Sweeping views and ten miles of trails in the Eastern foothills perched atop Alum Rock Park.

Sierra Vista/Boccardo Trail Map


Coyote Valley

Coyote Valley
Family Harvest Feast, Saturday, September 19 Register to attend

Coyote Valley Trail Map


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Public Meetings

Board and Committee Meetings and Agendas

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