By John Craig, The Spokesman-Review, Spokane, Wash. Knight Ridder/Tribune Business News
Apr. 27--Two small cities next to Grand Coulee Dam are working on projects to meet federal drinking-water standards that require them to quit using unfiltered water from Lake Roosevelt.
Coulee Dam, population 1,015, is putting finishing touches on a new $5.9 million filtration plant that began operating within the past month.
Neighboring Grand Coulee, population 920, expects to take bids this summer on a $4.5 million pipeline that will bring well water two m