• Water for Today and Tomorrow

    Cascade Water Alliance
    Water for today...and tomorrow

  • Planning Today for Tomorrow
    Planning today
    ... for tomorrow
  • Working Together as a Region to Plan for Tomorrow
    Working together
    as a region to plan
    for tomorrow
  • Using Water Wisely Saves Water and Money
    water wisely
    saves water
    and money
  • Lake Tapps Our Future Water Supply
    Lake Tapps
    ... our future
    water supply


In The News

Water Quality Update

April 22, 2016

Cascade and its members take water quality conditions extremely seriously. With recent discoveries of higher than normal lead levels found in homes built between 1900 and 1945 using galvanized pipe in the City of Tacoma, Cascade and its members are aggressively ascertaining the potential for such instances in member service areas. Currently, Cascade’s water which it receives from Seattle is safe to drink. There are no issues with the water distributed through Cascade to its members. Although the majority of homes within

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Lake Tapps Level Update

April 22, 2016

Lake Tapps is currently at elevation 542.07′. Cascade will resume active refill on May 2 and anticipates the reservoir will reach approximately elevation 542.5′ by May 7. The reservoir will be maintained at this level until May 14, when Cascade will actively fill the reservoir to approximately elevation 543.0′ (maximum full pool), which level should be reached no later than May 16. Cascade’s plan is to maintain maximum full pool for approximately 24 hours and then reduce diversions from the White River

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Lake Tapps Reservoir Level Update – March 24, 2016

March 24, 2016

The current Lake Tapps reservoir level is 541.69′. We are currently allowing the reservoir to raise slowly with normal weather conditions and anticipate achieving a level of 542′ by April 15 (recreational levels are 541.5′ to 543′). We expect to begin actively filling the reservoir with water from the White River in early April . The reservoir will remain between 542.0′ and 542.3′ for a few weeks and then it will be raised – as it is every year – to the maximum

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Lake Tapps Reservoir Spring Refill Update

March 07, 2016

The Lake Tapps reservoir is now at elevation 541.5 feet – the bottom of full recreational pool – and will continue to be between the 541.5 to 543 foot range throughout the spring and summer.

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Our Mission

As our magnificent region continues to grow, so do the demands for clean, safe reliable drinking water.

"At Cascade, we plan for water out 25 to 50 years to ensure the viability of our communities."
- John Marchione, board chair

Cascade's mission is to provide water supply to meet current and future needs of our members in a cost-effective and environmentally responsible manner through partnerships, conservation, acquiring, constructing and managing water supply infrastructure and fostering regional water planning.

Members are Our Source of Quality

Our local member cities and utilities are the source of water quality, making sure our 350,000 residents and 20,000 businesses receive great tasting high quality water today... and tomorrow.

Cascade's Vision for Today...and Tomorrow