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 ...

It also requires the company to ensure financial resources are available when the time comes for environmentally sound closure of the facility.

This story was updated Tuesday, April 1, to add two paragraphs of comment from the city of Boise. Change may be coming soon to Simplot Hill, the site just off Bogus Basin Road where the mansion ...

A local company is celebrating an anniversary. Simplot is celebrating 80 years at the Don Plant. J.R. Simplot Company began operations at its first phosphate fertilizer production facility on December ...