Home About Operations Construction Updates CONSTRUCTION UPDATES Reservoir Upgrades Project As part of its Capital Improvement Project Renewal Program, Mesa Water District (Mesa WaterĀ®) is making upgrades at two of its reservoirs that will allow Mesa Water to help manage peak water demands by storing up to an additional 11 million gallons of water. Reservoir Upgrades Fact Sheet Construction Notice - September 23, 2024 Please check back for updates. Operations Operations Construction Updates Desalination Plant Survey Mesa Water Reliability Facility Reservoirs