303(d) Impaired Waterbodies
This layer displays impaired waterbodies, which means waterbodies not able to be used for certain purposes due to water quality from physical, chemical and biological factors.
Fatal Motor Vehicle Crashes by County, 2018-2022
This layer displays the number and rate of fatalities from motor vehicle crashes occurring between 2018 and 2022, aggregated by county. Unlike typical mortality data, this data layer represents the location of the fatal crash, and not the county of the decedent’s residence.
FEMA National Risk Index, 2021
This layer displays the FEMA National Risk Index score, rating and national and state percentiles for each county and Census tract. These are measures of risks U.S. communities are exposed to for 18 natural hazards. Data was obtained from the FEMA National Risk Index (the Nov. 2021 version).
Heat Index – Average Days Above 100 Degrees
This updated dataset reports the total number of days in which an extreme heat event was above 100 degrees between 2019-2021 at the county level. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).
Chilcare Centers
This layer displays the number of childcare centers per 1,000 population under 5 years old.
Chronic Lower Respiratory Disease Mortality for 2015-19 by County
This layer displays chronic lower respiratory disease mortality rates from the CDC’s National Vital Statistics System – Mortality database. Data are 5-year aggregates for 2015-19 and grouped by ICD-10 codes.
Evangelical Protestant Adherents
This layer displays the number of Evangelical Protestants Adherents using data from the Association of Religious Data Archives (ARDA).
Business Vacancies – 2023 Q4
This layer displays business vacancy rates and total business vacancies in census tracts across the United States. Vacancy rates are reported quarterly.
Heart Attack Hospitalizations by County, 2018-20
This layer displays the rate hospitalization for patients with an initial hospital admission for heart attack. Data are reported at the county level for the 2018-20 three-year period. Data are obtained from the Centers for Disease Control and Prevention (CDC) Interactive Atlas of Heart Disease and Stroke.
Real-time Air Quality Index (AQI) – Ozone and Particulate Matter
This US EPA feature layer is updated hourly and reflects the latest hour of air quality data received from each monitoring site that reports to AirNow. The concentration and AQI values are for Ozone and Particulate Matter (PM) only. Air quality index ranges from 0-5,000 with higher values indicating worse air quality.