This layer displays the number of health based violations that have occurred in community water systems in each county and the approximate proportion of the population affected by these violations in the years 2023-2025.
New maps showing domestic well use for drinking water! The quality and safety of water from domestic wells are not regulated by the Federal Safe Drinking Water Act or, in most cases, by state laws. Instead, individual homeowners are responsible … Continued
This layer displays the locations of a subset of the Environmental Protection Agency (EPA) Safe Drinking Water Information System (SDWIS) sites. The SDWIS contains information about public water systems and their violations of EPA’s drinking water regulations. Data can be … Continued
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 … Continued
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 … Continued
This layer displays the locations of a subset of the Environmental Protection Agency (EPA) Safe Drinking Water Information System (SDWIS) sites. The SDWIS contains information about public water systems and their violations of EPA’s drinking water regulations. Data can be … Continued