
We provide sewage collection and treatment services, supply potable water, and treat and sell recycled water. We serve more than 30,000 people in east Ventura County, including Oak Park, Lake Sherwood, Bell Canyon, and the Westlake Village and North Ranch portions of Thousand Oaks.
Apply for cash rebates on purchases of approved water conservation appliances and devices like:
Triunfo Water & Sanitation District offers you a variety of convenient ways to pay your water bill by mail, phone, or online.
Manage your water usage with up-to-date information on consumption history by month, day, or hour.
Fees for potable and recycled water include a monthly service charge (based on meter size) and quantity rates.
Triunfo Water & Sanitation District is committed to the wise use of water. This includes promoting conservation among our customers through usage guidelines, valuable incentives, and public education. Find out how you can help support your community by conserving water!
Triunfo Water & Sanitation District is committed to the wise use of water. This includes promoting conservation among our customers through usage guidelines, valuable incentives, and public education. Find out how you can help support your community by conserving water!
Access current and archived Board meeting agenda packets.
Catch up on the latest news from Triunfo Water & Sanitation District.