The City of Iowa City’s Water Division encourages property owners to flush their plumbing following extended closures. This guidance pertains to commercial buildings, apartments, and private residential properties, and is recommended to help maintain water quality.
Flushing water lines moves fresh water into your plumbing, displacing any water that has been sitting in the pipes during the closure.
The following steps can be taken for smaller, basic building plumbing systems:
Disconnect or bypass any point-of-use treatment equipment (i.e. filters or...