Boil Water Notices

A boil water notice is a public notification advising customers to boil tap water before consuming it. Boil water notices are issued when an event has occurred with the potential to adversely affect water quality, or a situation has occurred where there is known degradation of the water quality. There are two types of notices: the boil water advisory and the boil water order.

Boil Water Advisory


A boil water advisory is a precautionary measure. Learn what you should do during a boil water advisory.

Frequently Asked Questions


Learn more about boil water notices, including how to sanitize water for consumption, washing dishes, bathing, and brushing your teeth.

Boil Water Order


Customers under a boil water order should boil their water to kill bacteria and other organisms. Learn what you should do during a boil water order.

Current Boil Water Orders for the State of Missouri