Water & Wastewater

For more than a century, the Water Resources Department has provided reliable, safe, economical, and environmentally responsible water and wastewater services for the community. Water Resources staff consider it a personal point of pride to provide these valuable services that protect public health and the environment, bolster the local economy, and are an integral part of the vibrant lifestyle enjoyed in Mesa.

Safe and reliable drinking water - new EPA lead and copper rule compliance

Backflow Prevention

Preventing the reversal of water flow back into water distribution

Industrial Pretreatment

Program to ensure that a wastewater treatment plant is protected from discharges that could bypass the plant, and affect the water quality of a the Salt River

Irrigation Service

Irrigation provided to a small area of downtown Mesa

Mesa's Water Supply

Mesa has a 100-Year Assured Water Supply designation

Wastewater

Sewer collection system and sewer services provided by the division

Water Quality

Annual Water Quality (Consumer Confidence) Reports

Water Conservation

Helping the Mesa community save water.

Work in Water

Water Resources career information

Water and Wastewater Capacity Fee

Effective July 1, 2026, the total full Water and Wastewater Capacity Fees for ¾-inch and 1-inch meter services will be assessed.