The St. Charles Mesa Water District completed three water main upgrades in 2015 totalling $609,000. These included:
- Installation of a 24-inch main from the Water treatment plant to 29th and South Rd.
- Installation of 12-inch water main on 21st Lane from from Iris Road 600 ft North.
- Installation of a 12-inch water main going East of the Water Treatment Plant (WTP).