("About Tucson Water" continued)
The utility provided water service to an average of 232,000 potable services per month in Calendar Year (CY) 2016, serving approximately 722,700 people (more than 70% of the population of the Tucson metropolitan area) within a 390 square-mile service area. About one-third of the utility's customers reside outside the city limits. Residential accounts (single family, multi-family and duplex/triplex) make up nearly 93% of all potable metered connections.
Tucson Water's potable system is composed of 206 active production or standby wells, 4,611 miles of delivery pipelines, 125 boosters to move water around the delivery area, and 57 potable storage facilities capable of storing nearly 305 million gallons. The system represents a customer investment of more than $1 billion.
In CY 2016, Tucson Water pumped 94,760 acre feet (AF) of potable water for customers in the Tucson Water service area. Tucson Water also pumped potable water for delivery to other water providers. Total potable gallons per capita per day (GPCD) was 117 gallons, with residential GPCD at 82.
In CY 2016, Tucson Water potable metered deliveries were approximately 87,160 AF to customers in the Tucson Water service area. Tucson Water delivered another 4,560 AF to other service areas around the area. Total potable deliveries (91,700 AF) for CY 2016 were about 108 GPCD. About 75% of all potable deliveries went to single family and multifamily residential customers. Tucson Water residential potable deliveries for CY 2016 were about 82 GPCD.