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DROUGHT ALERT
OUTDOOR WATERING RESTRICTED
TO ONE DAY PER WEEK AS OF JUNE 1

DETAILS
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Welcome

Triunfo Water & Sanitation District

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.

Urban Water Management Plan

Triunfo’s Urban Water Management Plan provides details on the District’s sources of supply, water use history and targets, and drought response measures.

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An innovative solution to regulatory challenges that will help ensure a reliable long-term local water supply.

Water Customer Assistance Program

Eligible customers can receive a $15 discount on their monthly water bill.

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Water News

Stay in the loop with news, events, conservation tips and more!

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Triunfo News

Triunfo Water & Sanitation District 2022 Year in Review

December 27, 2022
We’re All in This Together It is a pleasure serving the 30,000-plus people who live, work, and play in Triunfo Water & Sanitation District’s (TWSD) service area. It’s our mission to be the best possible resource for our water and sanitation customers—while consistently delivering exceptional... Read More

Three Triunfo Water & Sanitation District Board Members Start New Terms

December 8, 2022

Three incumbent Triunfo Water & Sanitation District (TWSD) Board members were sworn in at the district’s November 28 board meeting to serve new four-year terms. Returning board members are Jane Nye, Janna Orkney, and Ray Tjulander. All three board members were scheduled for re-election in…

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Triunfo Water & Sanitation District Moves Offices to Westlake Village

October 27, 2022

The Triunfo Water & Sanitation District (TWSD) recently moved its administrative and customer service offices to Westlake Village. The move coincides with TWSD’s official transition into an independent water agency. Its new location is at 370 North Westlake Blvd., Suite 100 in Westlake Village. Previously,…

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Triunfo Board Approves Reducing Sprinkler Irrigation Time From 15 to 10 Minutes Per Station

September 28, 2022

At its September 19 meeting, the Triunfo Water & Sanitation District (TWSD) board of directors approved reducing the amount of once-a-week sprinkler irrigation time per water station from 15 to 10 minutes. The reduction in watering time takes effect on October 1. TWSD gets its…

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Conservation Rebates

SAVE WATER, SAVE MONEY!

Apply for cash rebates on purchases of approved water conservation appliances and devices like:

    • Toilets
    • Washers
    • Irrigation Controllers
    • Soil Sensors
    • Rain Barrels and more!
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Become a pro at water conservation with our

AUTOMATED METER SYSTEM

    • Our Automated Meter System shows your water use in present time.
    • Gives you full data and analytics to track and analyze your water usage.
    • Set up notification limits on your water usage.
    • Be notified if you might have a leak.

 

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My Water Account

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Bill Pay

Triunfo Water & Sanitation District offers you a variety of convenient ways to pay your water bill by mail, phone, or online.

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Water Usage

Manage your water usage with up-to-date information on consumption history by month, day, or hour.

CUSTOMER PORTAL
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Water Rates

Fees for potable and recycled water include a monthly service charge (based on meter size) and quantity rates.

POTABLE RATES
RECYCLED RATES

Be Water Wise!

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!

LEARN MORE!

Be Water Wise!

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!

LEARN MORE!

Quick Links

Board Meeting Packets

Access current and archived Board meeting agenda packets.

In the News

Catch up on the latest news from Triunfo Water & Sanitation District.

2020 Urban Water Management Plan (UWMP)

Review the District's 2020 UWMP adopted October 25, 2021.

Event Calendar