Elk River City Of--waste Water Treatment Plant 248 Railroad Dr Nw Elk River, MN 55330 Phone : (763) 635-1170 Business Category Government Offices-City Village & Twp Plumbing Heating Equipment & Supplies Business Services Utility & Waste Management Services Water Treatment Plant Management Refuse Systems Waste Water Treatment Water Filters & Purification Equipment Water Softening & Conditioning Equipment Water Treatment Service General Business Services Management Services Government Offices State & Local Regulation & Admin Of Communications Electric Gas & Other Utilities Government Offices & Public Schools Elk River Waste Water Plant 248 Railroad Dr Nw Elk River, MN 55330 Phone : (763) 635-1170 Business Category Government Offices-City Village & Twp Legislative Bodies