An undated photo from the 1980s, of two teenagers stepping on rocks and wooden planks on Coldwater Creek. The photo is from a scrapbook kept by Sandy Delcoure, who lived on Willow Creek in Florissant ...

Add Yahoo as a preferred source to see more of our stories on Google. Visitors entering the Rocky Flats National Wildlife Refuge are now seeing two very different messages about safety — posted just ...

The signs released by the U.S. Army Corps of Engineers warn of "low-level radioactive materials present" near Coldwater Creek in St. Louis. Federal officials plan to post warning signs along a ...

ST. LOUIS COUNTY, Mo. — The U.S. Army Corps of Engineers plans to install what could end up being scores of signs sometime in November across north St. Louis County to warn people about the dangers of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. FLORISSANT, Mo. – Florissant residents could ...

ST. LOUIS — The Army Corps of Engineers revealed new signs that will be going up at property where low-level radioactive materials are known to exist. The 196 warning signs going up along Coldwater ...

Federal officials plan to post warning signs along a contaminated suburban St. Louis creek where generations of children were exposed to radioactive material. Coldwater Creek, which winds between ...