Daily Water Demand Statistics
Tucson Water’s daily water demand is influenced primarily by two factors: high daily temperature and rainfall.
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As summer temperatures rise, Tucson Water’s customers’ demand for water also increases. This increased usage is predominately in outdoor watering.
This chart shows the daily high temperature in Tucson for the last seven days.

Rainfall plays an important role in daily water demand, particularly during the summer months. Even the hint of rain with summer monsoon thunderclouds will cause a significant drop in water demand.
This chart shows the total daily rainfall in Tucson for the last seven days.

Tucson Water is pumping Central Avra Valley Storage and Recovery Project (CAVSARP) water along with groundwater from four well fields.
This chart shows Tucson Water’s daily well pumpage from CAVSARP and the well fields for the last seven days.

Whenever the demand for water exceeds the amount of groundwater being pumped from wells, the excess is supplied from Tucson Water’s reservoirs. Reservoir capacity is 240 million gallons available in 48 reservoirs scattered throughout the Tucson Water service area. Reservoirs help balance water pressure. They provide opportunities to move water where it’s needed in the system.
This chart shows Tucson Water’s maximum daily reservoir capacity for the last seven days.

Tucson Water customers play a critical role in determining daily water usage. Conservation efforts add up to big savings for everyone.
This chart shows Tucson Water’s daily water demand for the last seven days.

