General Info | Water Rights

Water Rights

The Washington State Department of Ecology (Ecology) issued a Report of Examination (ROE) approving the use of Lake Tapps as a municipal water supply on September 15, 2010. Final water right permits were issued December 10, 2010. For more information, visit Ecology's Lake Tapps Public Water Supply Project.

The Washington State Department of Ecology's Report of Examination is available for viewing.

On February 28, 2014 Cascade issued an Addendum to the Final Environmental Impact
Statement for the Lake Tapps Reservoir Water Rights and Supply Project (June 16, 2010). The addendum provides additional information concerning the proposed trust water donations reviewed in the FEIS. The additional information does not change the analysis of impacts or alternatives in the FEIS.