Pliocene Ridge CSD covers an area of approximately 130 square miles located in the southwest corner of Sierra County. Pike City sits at the west end of the district and Alleghany and Forest City are near the center. The western border of the district is on the Sierra County-Yuba County line. The southern border of the district is on the Sierra County-Nevada County line (the middle fork of the Yuba River).
- The formation of the district was initiated in 2003 with a petition signed by two-thirds of the registered voters within the district.
- The district was formed to secure tax-based funding for local fire services.
- The resolution to form Pliocene Ridge CSD was passed by the Sierra County Board of Supervisors and approved by LAFCO in Feburary of 2004. The district officially began operations on January 1, 2005.
- The district serves primarily as a “Fire District” for Alleghany, Forest City and Pike City. It also acts as a "Streetlight District" for Alleghany and Forest City.
- Both the Alleghany Volunteer Fire Dept. (AVFD) and the Pike City Volunteer Fire Dept. (PCVFD) operate under the authority of Pliocene Ridge CSD.
- Annual budget: approx. $35,000.
- Both non-profit corporations that served as fire departments before the formation of the district, continue to support their respective depts. (AVFD Auxiliary non-profit corp and PCVFD Auxiliary non-profit corp)
- Donations to any of these entities: AVFD -Auxiliary, PCVFD-Auxiliary or Pliocene Ridge CSD are tax deductible to the full extent of the law. Mailing addresses are listed on the contact page. Please send your tax-deductible donation today.