Back to School

For CWC and the 2,700 K-8th grade students who will participate in CWC's Watershed Rangers program this year, back to school means back to the San Lorenzo River. Donate today and fuel this hands-on science learning, leadership skill-building and kids' connection to nature. Donate

The Coastal Watershed Council is transforming the lower San Lorenzo River into a community destination by inspiring people to explore, enhance and protect this critical natural resource.

Read CWC’s Latest News

Watershed Rangers Play with Hydrology

Watershed Rangers Play with Hydrology

A second-grade after-school student at Bay View Elementary School whips her hair in a circle, flinging water drops all over her fellow Watershed Rangers classmates as they squeal in a fit of laughter. Although the rainy season has not yet arrived in Santa Cruz and...

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How Do You Get Ready for Rain?

How Do You Get Ready for Rain?

Before the winter rains come, how will you get ready for rain? The first significant rainfall of the year scours your streets and neighborhoods and will move everything in its path into local waterways. Heavy rain picks up and moves bacteria, oil and grease, sediment,...

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Upcoming Events

  1. Bridging the Gap: Fall River Beautification

    October 25 @ 3:00 pm - 5:00 pm
  2. River Health Day with Looker

    November 6 @ 2:00 pm - 4:00 pm
  3. River Health Day

    November 9 @ 9:30 am - 12:30 pm


How We Do It

People rely on and impact the San Lorenzo River every day. That’s why CWC’s programs and partnerships bring you to discover your river, learn something new and inspire you to act. CWC’s dualistic approach of healthy watersheds, thriving communities brings fun, education, recreation and innovation to Santa Cruzans every day and creates value for your community.

Improving Water Quality

Enhancing Habitat

Empowering Youth

Conducting Community Science

Increasing Access and Safety

Increasing Positive Activity

Building Community Capacity

Sustaining Flows


Your Donation Makes a Big Difference

Every dollar you give, drives action for cleaner water and healthier habitat and helps CWC reach thousands of river champions of all ages. By donating, you join a growing group of people committed to transforming the San Lorenzo River into a community destination by inspiring people to explore and protect it. It’s easy to donate online today.


You Have a Role To Play

Volunteer today and use your time, skills, energy and ideas to drive change for the San Lorenzo River and the Santa Cruz Riverwalk, the urban park that lines its banks. There’s a role for everyone – including you. How will you join the movement?