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.
Facilities that Discharge to Water Point
This layer displays a point layer depicting Facilities that Discharge to Water indexed to NHDPlus version 2.1. National Pollutant Discharge Elimination System (NPDES) is used by EPA programs, regions, states, and water programs for monitoring water quality. Discharge of pollutants into waters of the United States is regulated under the NPDES, a mandated provision of…
Cesarean Delivery
This layer displays the estimated percentage of live births by cesarean delivery. A cesarean delivery is the extraction of the fetus, placenta, and membranes through an incision in the maternal abdominal and uterine walls. For more information visit Maternal and Infant Health Mapping Tool . A local empirical Bayes algorithm was used to provide more…
New Data! Visit the Map Room to access data for seven new map layers from the CDC’s BRFSS Places!
New data include prevalence estimates for adult with any disability including vision, hearing, self-care, mobility, cognitive, and independent living. Estimates from the PLACES Project are available at the county, city, ZIP Code, and census tract levels for nearly every community in the United States. For more map layers from this series, search the Map Room…
Heat Index – Average Days Above 95th Percentile
This updated dataset reports the total number of days in which an extreme heat event was above the 95th percentile between 2020-2022 at the county and Census tract levels. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).
Maximum Temperature – Average Days Above 95 Degrees
This updated dataset reports the total number of days in which an extreme heat event was above 95 degrees between 2020-2022 at the county and Census Tract levels. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).