Community Water System Fluoridation

This layer displays fluoridation data generated from the Water Fluoridation Reporting System (WFRS) as reported to the CDC. State level statistics include data from the biennial report originally published at https://www.cdc.gov/fluoridation/php/statistics/. State and county data include percentage of people, number of people, and number of water systems receiving fluoridated water. County level data is not displayed for all states. Participation in sharing county level data is voluntary and state programs determine if data will be shown.

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Diabetes Prevalence by County, 2019

This updated layer displays the estimated percentage of adults with diagnosed diabetes by county. These figures are multi-year modeled estimates based on survey data from the CDC Behavioral Risk Factor Surveillance System.

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Stroke Hospitalizations by County, 2018-20

This layer displays the rate hospitalization for patients with an initial hospital admission for ischemic stroke. 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.

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HIV Prevalence by County, 2021

This layer displays the total number and rate of persons living with HIV infection or stage 3 HIV (AIDS) during the year 2021. Data are from the Centers for Disease Control and Prevention (CDC) Sexually Transmitted Diseases Surveillance System (STDSS).

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