Cheryl Rodriguez of NNSA’s Los Alamos Field Office and Dave McInroy of Los Alamos National Laboratory turn the valve necessary to release treated groundwater into a man-made reservoir. The effort is part of a pump and treat test of chromium-contaminated groundwater. Courtesy/NNSA

NNSA News:

Los Alamos National Laboratory environmental program experts are one step closer to determining the best way to remediate a chromium plume in groundwater beneath Mortandad Canyon.

Members of the National Nuclear Security Administration (NNSA) and Laboratory environmental cleanup offices began