Asset Category,Asset Count,Average Age Years,Condition Rating 1 to 5,Unplanned Failures Last 3 Years Water Mains - Cast Iron,12500,65,4.5,215 Valves and Hydrants,35000,30,4.1,150 Pumping Stations,25,35,3.2,8 Water Treatment Plants,4,40,2.9,5 Storage Tanks,12,45,2.5,1 Water Mains - PVC,8500,15,1.8,12