Codorus Creek radon concerns 4
https://radonmitigationyorkpaworld.iamarrows.com/essential-guide-to-radon-mitigation-in-york-pa
Residents near Codorus Creek have been advised to test their well water after elevated radon levels were detected in the area. Radon, a naturally occurring radioactive gas, can dissolve into groundwater and pose health risks when released into the air during household use. Local health officials recommend testing and, if needed, installing aeration systems to reduce exposure.