Red splotches on a map ... Washington State Department of Ecology, helped people look up their addresses at the informational session and signed up people who wanted the department to test their soil.

The maps cover tens of thousands of acres across Central Washington. Nearly 20 years ago, the Washington Department of Ecology began studying lead and arsenic soil contamination from historic ...

That's what happened in Tacoma, where the state ... Contaminated Soil Lingers Where Apples Once Grew Tips For Staying Safe Around Contaminated Soil How A Banned Chemical Helped Clean Up Washington ...

Map: Washington Counties With Former ... said high lead and arsenic levels were not disclosed, as state law requires for known soil contamination. Hepner instead discovered it because, until ...

Washington State University recently released a “road map” for learning more about soil health in different types of agriculture across the state. “Soils are complex and our understanding of ...