Underground Injection Control (UIC) Class I Wells

*The data for this dataset is updated daily. The date(s) displayed in the details section on our Open Data Portal is based on the last date the metadata was updated and not the refresh date of the data itself.* This is a statewide GIS layer representing all Class I Underground Injection Control (UIC) wells in Florida that are currently or previously active. Class I UIC wells are used to inject nonhazardous waste, hazardous waste (new hazardous waste wells were banned in 1983), or municipal waste below the lowermost underground source of drinking water (USDW). A USDW is defined as an aquifer that contains a total dissolved solids concentration of less than 10,000 milligrams per liter. Please reference the metadata for contact information.