Guides

• How WildfireRiskFinder Calculates Wildfire Risk — The exact USFS dataset behind every community's national risk percentile and building-exposure figure, named and sourced.
• Why 517 US Places Have No Wildfire Score on This Site — USFS's own data is too sparse to score a small share of US communities. Here is exactly which ones, and why this site drops rather than guesses them.
• Direct, Indirect and Minimal Wildfire Exposure, Explained — USFS classifies every building into one of three wildfire exposure zones. What each means, and real communities showing each pattern.
• CA/OR Wildfire Disclosure Law and the CA FAIR Plan — The only two states that legally require a wildfire-risk disclosure at sale — what each law covers, and why California's insurer of last resort is growing fast.
• Home Hardening for Wildfire: Vents, Roofing, Space — The structural changes that measurably reduce a home's wildfire exposure, ranked by what matters most for each USFS exposure zone.