According to data on a map posted by the network, most were below a magnitude 2.0. The largest may have been a magnitude 2.9 on the north end of the swarm at 8:22 p.m. Sunday.

Environmental cleanup is underway at the 580-square-mile Hanford nuclear reservation. The underground radioactive waste storage tanks and the vitrification plant are in the center of the site.

The Hanford nuclear site worker who died unexpectedly on the job last week was a proud father and empathetic mentor, say his friends, family and co-workers. The former police officer and Army ...

Environmental cleanup is underway at the 580-square-mile Hanford nuclear reservation. The underground tank farms, storing waste from the past production of plutonium, are in the center of the site.

Money was made available to prevent subcontractor employee layoffs at the Hanford nuclear site in Eastern Washington the day after Sen. Patty Murray, D-Wash., faced off with Energy Secretary Chris ...

Hanford is built on a desert in Washington, spread over 586 square miles. An aerial view of the Hanford nuclear site from 1995. Department of Energy/Handout via REUTERS ...

Starting in 1943, more than 50,000 people from across the United States arrived at the top-secret Hanford site to perform work whose purpose few knew, French said.

SPOKANE, Wash. - The nation's most polluted nuclear weapons production site is now its newest national park. Thousands of people are expected next year to tour the Hanford Nuclear Reservation ...

Books Hanford site, or ‘The Apocalypse Factory,’ fueled Manhattan Project -- and environmental disaster in Northwest Published: Aug. 02, 2020, 7:06 a.m.

Just last week, state officials announced that one of Hanford's 177 tanks was leaking 150 to 300 gallons a year, posing a risk to groundwater and rivers. So far, nearby monitoring wells haven't ...