As the EPA continues its mission to protect public health and the environment, these reviews serve as crucial checkpoints in the ongoing effort to clean up America's most contaminated sites.
For residents of Johnson County, the wait for federal assistance continues as local officials work to address what they describe as an unprecedented environmental disaster.
Measure could impact an estimated 450,000 contaminated properties across the United States while spurring economic development in affected communities.
The cleanup is funded through the $5.15 billion Tronox settlement reached in 2014, which allocated $1 billion specifically for remediating 50 uranium mines across the Navajo Nation.
The State of Washington supported the project by arranging and providing funding of $352,000 for disposal of the contaminated soil at the Stevens County Landfill.