 Cascade has signed an agreement with the Lake Tapps homeowners that guarantees full recreational reservoir levels throughout the summer.It has also signed an agreement with the Muckleshoot Indian Tribe and the Puyallup Tribe of Indians to ensure instream flows for fish.Cascade worked with the four cities that surround the reservoir, Auburn, Bonney Lake, Buckley and Sumner, to ensure their future water needs will be met for about 50 years.