Tours & Events

Interested in learning more about how to use water efficiently as a way of life? Throughout the year, OMWD and our regional partners offer workshops, and informational sessions that help our customers improve water use and support the long-term sustainability of our supplies.

Local Events

Thank you for your interest. Please check back at a later date for upcoming local OMWD events.

Regional Events

Free virtual workshops for customer participation and on-demand videos are available online. Please note that live virtual workshops require advance registration. For more information visit WaterSmart Classes – San Diego County Water Authority.

Speaking Engagements & Public Appearances
OMWD employees provide outreach services throughout the year delivering presentations, facilitating discussions, and providing general information about water issues for groups, civic organizations, and associations. For more information contact us at

Elfin Forest Recreation Reserve
Talks, workshops, and educational hikes for nature lovers of all ages. Visit our Reserve’s events page for more information.

Facility Tours

Several times a year, OMWD offers tours of its facilities, including Elfin Forest Recreational Reserve,  David C. McCollom Water Treatment Plant, and the 4S Ranch Water Reclamation Facility. Please note that Olivenhain Dam and Reservoir are owned by the San Diego County Water Authority; please contact SDCWA for tour opportunities.

Elfin Forest
Recreational Reserve

David C. McCollom
Water Treatment Plant

4S Ranch Water
Reclamation Facility

Tour Schedule

Tours begin at 8:00 a.m. and end at approximately noon. Reservations must be made by noon on the Monday prior to the scheduled tour date and all attendees must complete a tour release form. Tours may be canceled or closed depending on the level of participation. For safety reasons, tours are not held during inclement weather.

Although this is a shuttled tour, some walking and stair climbing is required, so we recommend wearing comfortable, closed-toe shoes, and loose clothing.  It is also suggested that attendees bring a hat, light jacket, and sunscreen.

Transportation capacity is limited to eight passengers and registration for all attendees and their guests is required. To register for the July tour, select the date below. Please email us if you are interested in another date.

July 11, 2024

October 10, 2024

All attendees will need to submit a signed tour release form. For more information, please email us or call 760-632-4213.