Tours & Events

Rain Harvesting Workshop and Rain Barrel Sale
October 11, 2017
Learn the benefits of harvesting rainwater at this FREE workshop. Registrants will also discover how to install their own rain harvesting system and how they can receive rebates on the rain barrels they purchase. The workshop will be held on Thursday, October 11 at 1140 Oakcrest Park Drive in Encinitas from 6:00 p.m. to 8:00 p.m., and some barrels will be available for purchase at the event. Registration is required.

Free OMWD Public Tour
October 12, 2017
Olivenhain Municipal Water District offers tours of its facilities, including Elfin Forest Recreational Reserve, David C. McCollom Water Treatment Plant, and 4S Ranch Water Reclamation Facility. Tours begin at 8:00 a.m. at OMWD’s office and end at approximately noon. Reservations must be made by noon on the Monday prior to the scheduled tour date. For details or to register, click here.

Native Plant Workshop
October 19, 2017
Join us for a free workshop that touches on all aspects of native landscaping. Greg Rubin, landscape contractor and coauthor of two books specializing in plants native to Southern California, will discuss topics including soil ecology, design concepts, irrigation design, and pest and weed control. There will also be a special emphasis on the widespread damage being wrought by Argentine ants and some ways to manage them. The event will be held at the Elfin Forest Interpretive Center Honoring Susan J. Varty at 8833 Harmony Grove Road in Escondido from 5:00 p.m. to 6:30 p.m. Seating is limited, and registration is required

Elfin Forest Recreation Reserve
Interested in getting in touch with our local natural environment? OMWD’s Elfin Forest Recreational Reserve hosts talks, workshops, and educational hikes to nature lovers of all ages. For a list of events, click here.

Regional Water Smart Events
Organizations throughout the county offer a variety of water smart classes, workshops, and tours. For a list of regional events, click here.

Facility Tours

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

Elfin Forest
Recreational Reserve

4S Ranch Water
Reclamation Facility

David C. McCollom
Water Treatment Plant

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

Upcoming Tours
October 12, 2017
January 11, 2018

Tours are scheduled for the second Thursday of January, April, July, and October.  All attendees will need to submit a signed tour release form.

For more information, please call 760-632-4641.


1Water Efficient
Landscape Workshops

OMWD sponsors several free landscape workshops each year that are listed on our events page.  For additional workshops, classes, and instructional videos, click here. 


Find great examples of beautiful landscapes that require less water by visiting the annual California-Friendly Landscape Contest website.

School Programs

Children in school today are the leaders of tomorrow. OMWD realizes the important role these children will play in future decisions on growth, policies, and water resources. For more information on free education programs within OMWD’s service area, including auditorium performances and custom classroom presentations, visit our schools page.

4Speaking Engagements &
Public Appearances

OMWD employees provide outreach services throughout the year and are able to deliver presentations, facilitate discussions, and provide general information about water issues for groups, civic organizations, and associations.

5Visit Our

OMWD’s lobby hosts a small library of material on gardening, irrigation, water conservation, and water industry news. Drop by when you pay your bill or are in the neighborhood.