For years, Oregon state agencies, local governments and committees have hashed and rehashed plans to clean up a decades-long nitrates pollution problem in northern Morrow and Umatilla counties. While ...

A host of changes designed to reduce nitrates in groundwater could require Valparaiso-area farmers to get training if they want to apply nitrogen fertilizer to their land. The proposal is a result of ...

For decades, many residents of Eastern Oregon’s Morrow and Umatilla counties have relied on well water contaminated by nitrates, chemicals linked to cancers and thyroid disease — and especially ...