Drinking water

After officials of the Metro East suburb recommended filtering drinking water because of so-called forever chemicals, residents had numerous questions about costs and health concerns at the latest city council meeting Tuesday night.

Just five months after the city said the water was safe, the Metro East suburb is now recommending that residents filter city tap water because of elevated levels of "forever chemicals."

As towns like Madison consider the advantages and disadvantages of keeping water systems locally owned or selling to a private company, there are others that are taking a different approach.

Dentists say adding fluoride to drinking water is a major benefit for healthy teeth, but opponents are having some success with local and statewide bans.

Lawmakers are making it more difficult to take water out of Missouri.

Utah's governor recently signed a bill into law banning the addition of fluoride into Utah's public water systems.

A new law required local school districts to test drinking water for lead. After many did find lead above the state threshold, St. Louis environmental justice advocates are asking for more accountability for remediation.

The statewide effort to clean up drinking water was prompted by a 2022 Missouri law, and more than $27 million has been set aside to fix the problems.

As the EPA gets close to finalizing rules related to PFAS, some providers in Missouri could be forced to clean up their drinking water.

The St. Louis University team discovered microplastics in water and sediment in a cave that had been mostly closed to humans for 30 years.