FEMA’s National Risk Index rates natural-hazard risk for CA as Relatively High (composite score 99.1), which is among the highest nationally. The strongest component scores on US5 are flood (99.2) and wildfire (98.2). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.
Climate normals for CA show limited published climate normals on US5.
IRS migration statistics for ZIP 95480 (CA) are roughly balanced (near-zero net) on US5’s published series.