​Business and Customer Operations provides accounting, financial, and budget support to the Water Utilities Department; and provides customer relations, billings, credit and collections activities, customer information, and all meter-associated services to the water, wastewater and stormwater utility customers. In addition, this program provides for the management of wholesale water and wastewater services to other governmental entities within the utility's service area.

Water Production is responsible for the continuous and reliable operation, maintenance, and management of Dallas’s three (3) surface water treatment plants and the city-owned reservoir, Lake Ray Hubbard. These duties include raw water impoundment and transmission, treatment of drinking water, laboratory analysis, regulatory compliance, and lake-related activities.

Water Delivery is responsible for operating and maintaining the water distribution system (Over 5,000 miles of pipe and associated components) to pump and deliver potable water to the residents and businesses of the City Dallas and Customer Cities with the best quality and reliability possible. Our services are available on a 24 hour per day, seven days a week basis. Further, the division provides friendly, courteous and timely response to customer’s emergency water problems.

Wastewater Operations is responsible for collecting, transporting, controlling the discharge of, and treating domestic and industrial wastes; and maintaining treatment plants and pipelines in the wastewater system.

Capital Improvement Operations plans, designs, constructs and inspects the capital projects needed to provide customers with water and wastewater facilities to meet the growth of the community, extension of water and wastewater mains, modification of facilities to meet changes in State and Federal regulatory requirements (Environmental Protection Agency Administrative Orders, Safe Drinking Water Act treatment parameters and Clean Water Act discharge limitations), and the rehabilitation and replacement of deteriorated or obsolete facilities.

General Expense and Debt Service provides overall financial support to the Department in areas where the expenditures are not directly tied to the day to day operational and overhead aspects of the department. All such expenditures require special monitoring and control. Key items within General Expense and Debt Service include street rental, transfer to the construction funds, general fund cost reimbursement and debt service commitments.