This indicator reports total road network density in terms of road miles per square mile. Source Environmental Protection Agency, EPA – Smart Location Database, 2021. Source Description The Environmental Protection Agency (EPA) Smart Location Database (SLD) is a nationwide geographic data resource for measuring location efficiency. It includes more than 90 attributes summarizing characteristics such…
The FEMA National Risk Index provides a holistic view of community-level risk nationwide by combining multiple hazards with socioeconomic and built environment factors. It calculates a baseline relative risk measurement for each United States county and census tract for 18 natural hazard types as a composite score from the summation of all 18 hazard types…
This indicator reports the percentage of the report area that is covered by tree canopy. Report data is based on analysis of the 2021 National Land Cover Database – Tree Canopy analytical dataset. Source Multi-Resolution Land Characteristics Consortium, National Land Cover Database, 2021. Source Description The Multi-Resolution Land Characteristics (MRLC) consortium is a group of…
This indicator reports the relative threshold heat index days (2020-22 three-year average) of the daily heat metrics as the 95th, 98th, and 99th percentile. The “heat index” is a single value that takes both temperature and humidity into account. The higher the heat index, the hotter the weather feels, since sweat does not readily evaporate…
This indicator reports the population-weighted percentage of weeks in drought during the latest three-year period. Source US Drought Monitor, 2021-2023. Source Description The U.S. Drought Monitor, established in 1999, is a weekly map of drought conditions that is produced jointly by the National Oceanic and Atmospheric Administration, the U.S. Department of Agriculture, and the National…
Dominant land cover indicates the way land in an area is utilized and excludes open water. Land cover can provide insights into the type of economy, topography, and natural resources in the area, and can be important for urban planning, natural resources management, emergency preparedness, and more. Dominant land cover type was calculated by summarizing…