Mount Diablo Interpretive Association
P.O. Box 346
Walnut Creek, CA 94597-0346
925-927-7222
Park Alerts [updated on 07/31/20]
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The Summit Visitor Center & Mitchell Canyon Visitor Center remain closed. All park visitors must distance themselves from others by the required 6 feet. Stay Safe.
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Water Shortage: All visitors are encouraged to bring water for consumption during their visit. Plan ahead.
Take a Multimedia Tour of Mount Diablo
PRESERVATION THROUGH EDUCATION
