State and federal agencies are investigating a recent mineral oil spill at Priest Rapids Dam as cleanup efforts conclude.

Biodegradation is an important natural process during oil spill cleanup. A new study revealed that using spill treating agents does not negatively impact naturally occurring biodegradation. Using ...

A small oil spill from a pipeline near Spinnaker Drive in Ventura Harbor Aug. 4 forced the closure of roads in the area for the cleanup. A caller leaving the harbor reported seeing a black, oil-like ...