SAWA is committed to protecting and improving natural areas of the Santa Ana River Watershed through the removal of invasive species, enhancement of native habitat and protection of endangered and threatened species.


What We Do

With a veteran staff of permitted and licensed habitat restoration specialists and biologists, the Santa Ana Watershed Association—a 501(c)(3) non-profit organization—has removed nearly 5,000 acres of Arundo and other invasive plants throughout the watershed.

SAWA provides long-term habitat restoration and wildlife management services for a variety of clients, including local, state and federal agencies, conservation organizations and private citizens.

Quick Facts

2,800 square miles

The size of the Santa Ana
River Watershed

700 miles

Total length of the Santa Ana
River and its tributaries

244 Protected species

There are 244 sensitive plant and animal species in the Santa Ana Watershed, 43 of which are listed as Threatened or Endangered species.

About Us

Learn more about our projects, governance and studies below.

Habitat Restoration

SAWA is a leader in native habitat restoration and invasive non native plant removal.

Biological Services

Our biologists perform field studies, surveys and inventories and monitor threatened and endangered plants and animals.

Board Meetings

The Board meets on the fourth Thursday of each month at 9 a.m.

Reports & Studies

Documents, including regulatory, migration and status reports and financial statements, reflect SAWA’s progress and accomplishments.

Protecting the Santa Ana
River Watershed

With a veteran staff of habitat restoration specialists and biologists, SAWA works collaboratively with developers, flood control districts, regulatory agencies and non-profit conservation organizations on various habitat and wildlife management projects.

Reach 9

Reach 3B

Contact Us