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A water distribution system is a part of water supply network with components that carry potable water from a centralized treatment plant or wells to consumers to satisfy residential, commercial, industrial and fire fighting requirements.
The water distribution system is the focus of this chapter. We will identify how water enters, travels through, and leaves a distribution system. Some of the focal points for discussion are storage, pipes, pumps, and various appurtenances.
Learn about an overview of drinking water distribution systems, the factors that degrade water quality in the distribution system, assessments of risk, future research about these risks, and how to reduce cross-connection control risk.
Drinking water distribution systems connect water treatment plants or water sources (in the absence of treatment) to customers via a network of pipes, storage facilities, valves, and pumps. In addition to providing water for domestic use, distribution systems may supply water for fire protection, agricultural, and commercial uses.
Water systems maintain more than 2.2M miles of transmission and distribution mains. 17 In 2020, the average age of water pipes in the U.S. was 45 years, an increase from 25 years in 1970. 18 Each year, 250,000 to 300,000 main breaks occur in the U.S., disrupting supply and risking contamination of drinking water. 19.
Explore AWWA’s extensive manuals and standards on this topic to develop a complete program for the management, operation, and maintenance of a small, medium-sized, or large water distribution system.
Introduction to Water Distribution Systems Chapter 5. What Is In This Chapter? Functions of a distribution system. Types of distribution systems. Common distribution piping materials. Common distribution system fittings. Major components of piped systems. Distribution system pipe installation. Common household service equipment and materials.