Modoc County Information
- Alturas Chamber of Commerce (alturaschamber.org)
- California Board of Equalization (boe.ca.gov)
- Modoc County (co.modoc.ca.us)
- Modoc County Library (modoccountylibrary.org/)
- Modoc County Office of Education (.modoccoe.k12.ca.us)
- Modoc County Sheriff's Office (modocsheriff.us)
- Modoc County Superior Court (modoc.courts.ca.gov)
- Modoc Medical Center (modocmedicalcenter.org)
- Surprise Valley Chamber of Commerce (surprisevalleychamber.com)
- California Annual Reports/Audits (State Controller's Office) (sco.ca.gov))
- California Board of Equalization Annual Report Archive (boe.ca.gov)
- Watershed - Pit River Watershed Assessment - October 2004
- Watershed - Pit River Watershed Alliance (pitriveralliance.net)
- State of California Archives (sos.ca.gov)