The location of ______ should be noted on facilities supplied by a municipal water supply system.

• A. The pressure rating of pipes
• B. The grade of surrounding pavement
• C. Enough hydrants to meet the required flow
• D. The color coding of hydrants

Answer: (C)

Documenting the location of hydrants on a municipal water supply system is essential because it directly affects firefighting capability. Knowing where hydrants are located ensures there are enough outlets to deliver the required fire flow to a given site, which is critical for protecting life and property during a fire. This information supports pre-incident planning, hydrant testing and maintenance, and rapid access to water during emergencies, helping responders locate water sources quickly and verify that the system can meet the demanded flow. Other details like pipe pressure ratings or pavement grades are important for overall infrastructure, and hydrant color coding aids visibility, but they don’t address ensuring adequate hydrant coverage and fire-flow availability as directly as documenting hydrant locations and their ability to meet the required flow.