It was 1979 when potato king J.R. Simplot built a 7,370-square-foot, Mediterranean-style mansion atop a prominent hill in the Boise Highlands. Although the mansion has since been demolished, Simplot’s ...

BOISE, Idaho (AP) -- Billionaire J.R. Simplot, the spud king of America whose wealth also helped create one of the world's biggest computer chip makers, died Sunday at his Boise home. He was 99. Ada ...

BOISE Idaho J.R. “Jack” Simplot, the founder of restaurant-industry supplier J.R. Simplot Co. and a key figure in the early growth of quick-service chains like McDonald’s, died peacefully at his home ...

Add Yahoo as a preferred source to see more of our stories on Google. This story was updated Tuesday, April 1, to add two paragraphs of comment from the city of Boise. Change may be coming soon to ...

An anhydrous ammonia leak at the J.R. Simplot plant in Grand Forks triggered an evacuation Thursday afternoon. Though initial reports indicated a major leak, fire Battalion Chief Rick Coulter said it ...

An anhydrous ammonia leak at the J.R. Simplot plant in Grand Forks triggered an evacuation this afternoon. Though initial reports indicated a major leak, fire Battalion Chief Rick Coulter said it ...

GRAND VIEW, Idaho — Environmental non-profit Snake River Waterkeeper (SRW) filed a civil lawsuit against J.R. Simplot Company Tuesday for polluting the middle Snake River in violation of the Clean ...

J.R. Simplot celebrated their 80 th anniversary earlier today. J.R Simplot began fertilization operations on December 10 th, 1944. This anniversary is to celebrate the growth of the company and those ...

POCATELLO, Idaho (KIFI) – The Justice Department and the U.S. Environmental Protection Agency announced on Tuesday a settlement with J.R. Simplot Company involving Simplot’s Don Plant manufacturing ...