groundwater

A new federal tool called TRAC is helping lawmakers, tribal nations and even watchdogs see how contamination is moving underground in southeastern Washington.

The spill’s source isn’t yet known, and more buildings are becoming involved downtown

Craig Jasmer's family and his neighbors cherish the peace and quiet of their homes in the Cascade foothills near the small town of Randle, Washington. The…

Every five years, a team convenes to evaluate long-term water supply and demand for the Columbia River Basin. For eastern Washington, the water supply…

Across the West, groundwater reserves are being depleted. Nature can’t replenish the aquifers as quickly as they’re being drawn down for irrigation,…

A carcinogen called hexavalent chromium has been an environmental problem in many places, from the Hanford Nuclear Reservation to groundwater in…