20251107 10245200 1.0 TRUE Hydrants The Fire Hydrants layer shows the location of public fire hydrants maintained by Tucson Water and known private hydrants. Hydrants are used in the potable system only. Tucson Water is responsible for repairs to hydrants connected to our water system. One exception is 60+ hydrants that were installed by Tucson Water in Flowing Wells irrigation districts to take care of city residents. The hydrants use Flowing Wells water, but Tucson Water is responsible for repairs.6/7/2012 - change from YesNoUnk domain to YESNO domain