Lake Elsinore & San Jacinto Watersheds Authority

Lake Elsinore & San Jacinto Watersheds Authority LESJWA is dedicated to improving water quality and wildlife habitats. To seek ongoing reliable revenue to operate the LESJWA JPA in fulfillment of its mission.

Background
Formed in April 2000, the Lake Elsinore and San Jacinto Watersheds Authority is a joint powers authority entrusted with State and local funds to improve water quality and wildlife habitats, primarily in Lake Elsinore, as well as in Canyon Lake and the surrounding watersheds. Our Goals
To support planning, design and implementation of projects to improve water quality at both Lake Elsino

re, Canyon Lake, and the San Jacinto River Watershed. To work with stakeholders to secure reliable funding to operate and maintain water quality improvement projects at both Lake Elsinore, Canyon Lake, and the San Jacinto River Watershed. To serve as administrator of the Lake Elsinore/Canyon Lake TMDL Task Force and a water quality trading program for the San Jacinto River Watershed.

Did you know that Lake Elsinore loses millions of gallons of water each year to evaporation, especially during these hot...
09/03/2026

Did you know that Lake Elsinore loses millions of gallons of water each year to evaporation, especially during these hot summer days? This natural process lowers water levels and reminds us why conservation and watershed management are so important. Every drop counts toward keeping our lake healthy and sustainable for the community.

LESJWA brings together five member agencies: City of Canyon Lake, City of Lake Elsinore, County of Riverside, Elsinore V...
09/02/2026

LESJWA brings together five member agencies: City of Canyon Lake, City of Lake Elsinore, County of Riverside, Elsinore Valley Municipal Water District, and the Santa Ana Watershed Project Authority. Together, they collaborate to protect and improve our watershed. Learn more about this joint powers authority at https://mywatersheds.com/about-us/

The San Jacinto River Watershed, upstream of Canyon Lake and Lake Elsinore, covers 780 square miles in the western half ...
08/27/2026

The San Jacinto River Watershed, upstream of Canyon Lake and Lake Elsinore, covers 780 square miles in the western half of Riverside County. It begins in the San Jacinto Mountains and runs west through Canyon Lake, ending in Lake Elsinore. Read more about the San Jacinto River Watershed at https://mywatersheds.com/the-san-jacinto-river-watersheds/

Did you know pet waste left behind can pollute our waterways? Pet waste contains bacteria and nutrients that can impact ...
08/27/2026

Did you know pet waste left behind can pollute our waterways? Pet waste contains bacteria and nutrients that can impact water quality and harm aquatic life. Remember to pick up after pets and dispose of waste in the trash to help keep our watersheds clean.

Elsinore Valley Municipal Water District provides free online tools to bring water education to life. Access hands-on sc...
08/26/2026

Elsinore Valley Municipal Water District provides free online tools to bring water education to life. Access hands-on science projects, quizzes, and even virtual tours to support teaching both at home or in a classroom. Visit https://evmwd.com/who-we-are/education/ to learn more.

The watersheds offer endless ways to connect with nature. Whether you're hiking, paddling, or simply soaking in the suns...
08/24/2026

The watersheds offer endless ways to connect with nature. Whether you're hiking, paddling, or simply soaking in the sunshine, there’s always something beautiful to discover. What is your favorite way to enjoy the watersheds this time of year?

Did you know that Lake Elsinore is a thriving warm water fishery? Home to species like largemouth bass, catfish, bluegil...
08/20/2026

Did you know that Lake Elsinore is a thriving warm water fishery? Home to species like largemouth bass, catfish, bluegill, and crappie, the lake offers year-round fishing fun. Warm water fisheries play a vital role in the health of ecosytems—supporting a healthy watershed, promoting recreation, and connecting our community to nature.

Happy Independence Day! How will you be celebrating out on the watershed?
07/04/2026

Happy Independence Day! How will you be celebrating out on the watershed?

Did you know that Lake Elsinore loses about 4.5 feet of water each year? Warm temperatures, sunshine, and dry conditions...
07/03/2026

Did you know that Lake Elsinore loses about 4.5 feet of water each year? Warm temperatures, sunshine, and dry conditions make evaporation a natural part of the lake's water cycle. That's why rainfall, watershed runoff, and carefully managed supplemental water all play important roles in maintaining a healthy lake. Learn more about the lake at https://mywatersheds.com/about-us/about-lake-elsinore/.

Address

11615 Sterling Avenue
Riverside, CA
92503

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

(951) 354-4220

Alerts

Be the first to know and let us send you an email when Lake Elsinore & San Jacinto Watersheds Authority posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share