What’s New at Cascade

Phase 2 Milfoil Treatment Week of August 11

Phase 2 of Cascade’s treatment of herbicide ProcellaCOR® treatment is anticipated for the week of August 11. A map of the treatment areas are below. Residents in planned treatment areas  >>

Cascade Announces 2025 Lake Tapps Milfoil Treatment Plan

Cascade Water Alliance, which owns and operates the Lake Tapps Reservoir, conducted a milfoil survey in June. Based on that survey and information received from residents throughout the year, Cascade  >>

SpringLakeTapps_PlaceHolder

Cascade Hosts In-Person Lake Tapps Community Open House, May 29 from 6 to 8 pm

Lake Tapps WA – Cascade Water Alliance invites the public to join an in-person Lake Tapps community meeting and open house on Thursday, May 29 from 6-8 pm, to learn  >>

cascade-water-homeslide2

Lake Tapps Reservoir to Rise to 543 Feet

Lake Tapps WA – This week, the Cascade Water Alliance will raise the Lake Tapps Reservoir to approximately elevation 543 feet, the maximum allowable level at which Cascade can operate.  >>

Historic agreement between Tacoma Water and Cascade Water Alliance provides benefits to water customers across the region

Tacoma WA: An agreement between the Cascade Water Alliance and Tacoma Water, a division of Tacoma Public Utilities, to supply water to Cascade customers starting in 2041, was approved by  >>

Share: