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As our magnificent region continues to grow, our job is to provide clean, safe and reliable drinking water

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.

Cascade’s Videos

 

Cascade has a YouTube Channel to access it’s videos, including how-to videos such as converting to drip irrigation, healthy lawns, and testing a toilet for leaks.

Click here for Cascade’s 20th Anniversary Legacy video.

2021 Lake Tapps Winter Water Levels and Spring Refill

The December water level at the Lake Tapps Reservoir is approximately 539′.  Starting in early January, Cascade will slowly bring the reservoir level down to approximately 535′ by January 30.   >>

Reminder – Lake Tapps Drawdown Begins Nov 1

As announced on September 18, Cascade will begin the fall drawdown on November 1 and will bring the reservoir level down to approximately 539 feet for the fall and winter.   >>

Lake Tapps Reservoir Drawdown Update

Cascade will begin the fall drawdown on November 1 and will bring the reservoir level down to approximately 539 feet for the fall and winter.  This drawdown is necessary for  >>

Lake Tapps Reservoir Levels Update

Due to no precipitation and low river flows, the reservoir level has dropped slightly to 542.3’ (as of 2:30 on 9/11/20). Cascade is doing everything it can to add water  >>

Your drinking water remains safe from COVID-19

Read more about it from Seattle Public Utilities here.

March 13, 2020

2021 Lake Tapps Winter Water Levels and Spring Refill

The December water level at the Lake Tapps Reservoir is approximately 539′.  Starting in early January, Cascade will slowly bring the reservoir level down to approximately 535′ by January 30.   >>

Reminder – Lake Tapps Drawdown Begins Nov 1

As announced on September 18, Cascade will begin the fall drawdown on November 1 and will bring the reservoir level down to approximately 539 feet for the fall and winter.   >>

Lake Tapps Reservoir Drawdown Update

Cascade will begin the fall drawdown on November 1 and will bring the reservoir level down to approximately 539 feet for the fall and winter.  This drawdown is necessary for  >>