Mount Diablo opened as a state park in 1931, and the Civilian Conservation Corps built its picnic areas, campgrounds, hiking trails, ranger residences, summit building, etc.

Mar. 11—Save Mount Diablo acquired the Ginochio Schwendel Ranch — a 98-acre property along the Marsh Creek wildlife corridor, between Clayton and Brentwood — for $1.45 million, the group ...

A parched summer at Mount Diablo is over. Cool nights and the first light rains of fall have brought the old mountain back to life. Diablo, the East Bay's backyard sentinel, is prominent from ...

The map is the first to show the 30-mile Diablo Trail, which crosses six different parks and has places for overnight camping, said Seth Adams, Save Mount Diablo’s land programs director.

Deer graze on Mount Diablo in Walnut Creek, Calif., on Thursday, April 7, 2016. El Niño rains have filled many ponds and natural springs on the mountain making life easier for wildlife.

The 6.7-acre Krane property on the north slope of Mount Diablo is being sold from the Krane family to the group Save Mount Diablo, which plans to preserve it.

An official with the environmental group Save Mount Diablo recently made a startling discovery on the mountain: a third known population of the critically endangered Mount Diablo buckwheat, also ...

The Walnut Creek-based conservation group Save Mount Diablo is helping the population with a $5,240 grant for a custom weather station to aid research about the lizards’ needs.

Steve and Brenda Benkly have signed a 10-year option for Save Mount Diablo to buy the ranch for about $1.1 million, the conservation group announced Thursday. The option gives the group 10 years ...

CLAYTON — The fire that torched more than 3,100 acres on Mount Diablo and continues to burn into its sixth day has cost more than $4.5 million in resources, fire officials said Friday.