California Earthquake Regulation
|California Department of Conservation
This layer represents the polygonal grid for regulatory Earthquake Maps in the state of California. Each index polygon is a USGS quadrangle attributed with Title, Fault Zone PDF Map, and Landslide/Liquefaction PDF Map. Every index polygon will have at least one map, but will not always have both. There are 605 records containing 541 fault zone maps and 118 Landslide/Liquefaction maps.