Every drop of water a Colorado water system delivers to a tap has, at some point, sat still. It waited in a clear well for its disinfection contact time to finish, or in a distribution tank for tomorrow's peak demand. Storage is the quiet backbone of a water system — invisible when it works, and a public health and fire-protection emergency when it fails. This guide introduces the Class 1 operator to why storage tanks and clear wells exist, the basic tank types you will encounter in the field, and the safety and security fundamentals that protect both the water and the people who maintain it.
Why Storage Tanks Exist
A distribution system's storage facilities do far more than just "hold extra water." Three distinct jobs are packed into that one big steel or concrete structure on the hill above town:
- Equalizing supply and demand. Treatment plants and well pumps typically produc