Elevated levels of some chemicals were found downstream from the release location, but they are not expected to impact humans.

The EPA has wrapped up cleanup efforts at Bear Creek in Warren after a chemical spill and handed over supervision to state authorities.

Clean-up is underway at Bear Creek in Warren after an unknown substance spilled into the water.

Joseph Tucker watches as Makizah Cotton makes an argument in civics class at Chatham Central High School in Bear Creek, N.C., on Tuesday, Nov. 5, 2019. The 10th-graders were debating whether President Trump should be impeached. (AP Photo/Allen G. Breed)BEAR CREEK, NC The House impeachment inquiry into President Donald Trump's dealings with Ukraine has become a teachable moment in classrooms around the country as educators incorporate the events in Washington into their lesson plans. In Aedrin Albright's civics class at Chatham Central High School in rural North Carolina, her 10th graders studied the impeachment process last month. The school is based in Bear Creek, which voted 55 percent for Trump in 2016.