Alex Mierjeski

Alex Mierjeski

Alex is a research reporter for the Local Reporting Network at ProPublica.

Uranium contamination extends several miles in an aquifer under the Bluewater disposal site in New Mexico.

The Cold War legacy lurking in U.S. groundwater

By: , and - December 29, 2022

In America’s rush to build the nuclear arsenal that won the Cold War, safety was sacrificed for speed. Uranium mills that helped fuel the weapons also dumped radioactive and toxic waste into rivers like the Cheyenne in South Dakota and the Animas in Colorado. Thousands of sheep turned blue and died after foraging on land tainted by processing […]