Pliocene Ridge
The Pliocene Ridge is a region of Sierra County, California, corresponding to the southwestern portion of the county, including the settlements of Alleghany, Forest and Pike.
The Pliocene Ridge Community Services District governs fire stations in Pike and Alleghany. Pliocene Ridge Jr/Sr High School in Pike operated from 1974 to 2006.[1]
References
- ↑ Rae Bell Arbogast (September 12, 2024). "Southwest Sierra #75 — Pliocene Ridge School". The Mountain Messenger.