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    FederalUSGS Water-Quality Data for the Nation - National Water Information System (NWIS)Department of the Interior — The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the...
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    FederalU.S. Daily Climate Normals (1981-2010)National Oceanic and Atmospheric Administration, Department of Commerce — The U.S. Daily Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as well...
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    CountyCDC Social Vulnerability Index (CDCSVI)King County, Washington — The Centers for Disease Control Social Vulnerability Index shows which communities are especially at risk during public health emergencies because of factors like...
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    FederalUSGS National Structures Dataset - USGS National Map Downloadable Data Collection NGDADepartment of the Interior — USGS Structures from The National Map (TNM) consists of data to include the name, function, location, and other core information and characteristics of selected...
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    FederalSupplemental Nutrition Assistance Program (SNAP) Data SystemDepartment of Agriculture — Note: The Food Environment Atlas contains ERS's most recent and reliable data on food assistance programs, including participants in the SNAP Program. The...
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    FederalNational Inpatient Sample (NIS) - Restricted Access FilesU.S. Department of Health & Human Services — The Healthcare Cost and Utilization Project (HCUP) National Inpatient Sample (NIS) is the largest publicly available all-payer inpatient care database in the United...
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    FederalGlobal Surface Summary of the Day - GSODNational Oceanic and Atmospheric Administration, Department of Commerce — Global Surface Summary of the Day is derived from The Integrated Surface Hourly (ISH) dataset. The ISH dataset includes global data obtained from the USAF Climatology...
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    FederalIntegrated Surface Dataset (Global) (Version Superseded)National Oceanic and Atmospheric Administration, Department of Commerce — This version has been superseded by a newer version. It is highly recommended for users to access the current version. Users should only access this superseded...
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    FederalU.S. Annual/Seasonal Climate Normals (1981-2010)National Oceanic and Atmospheric Administration, Department of Commerce — The U.S. Annual Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters that provide users with many tools to understand typical climate...
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    FederalRegional Air Quality DataU.S. Environmental Protection Agency — This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and...
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    FederalFood Expenditure SeriesDepartment of Agriculture — The ERS Food Expenditure Series annually measures total U.S. food expenditures, including purchases by consumers, governments, businesses, and nonprofit...
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    FederalMap of Arsenic concentrations in groundwater of the United StatesDepartment of the Interior — The map graphic image at https://www.sciencebase.gov/catalog/file/get/63140561d34e36012efa2b7f?name=arsenic_map.png illustrates arsenic values, in micrograms per...
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    FederalNOAA Monthly U.S. Climate Divisional Database (NClimDiv)National Oceanic and Atmospheric Administration, Department of Commerce — This dataset replaces the previous Time Bias Corrected Divisional Temperature-Precipitation Drought Index. The new divisional data set (NClimDiv) is based on the...
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    FederalCDC WONDER: BirthsU.S. Department of Health & Human Services — The Births (Natality) online databases in CDC WONDER report birth rates, fertility rates and counts of live births occurring within the United States to U.S....
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    FederalU.S. Monthly Climate Normals (1981-2010)National Oceanic and Atmospheric Administration, Department of Commerce — The U.S. Monthly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as...
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    FederalCMS StatisticsU.S. Department of Health & Human Services — This reference provides significant summary information about health expenditures and the Centers for Medicare & Medicaid Services' (CMS) programs. The...
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    FederalDrinking Water Maximum Contaminant Levels (MCLs)U.S. Environmental Protection Agency — National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards...
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    FederalU.S. Hourly Climate Normals (1981-2010)National Oceanic and Atmospheric Administration, Department of Commerce — The U.S. Hourly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as...
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    FederalNOAA Climate Data Record (CDR) of AVHRR Normalized Difference Vegetation Index (NDVI), Version 5National Oceanic and Atmospheric Administration, Department of Commerce — This dataset contains gridded daily Normalized Difference Vegetation Index (NDVI) derived from the NOAA Climate Data Record (CDR) of Advanced Very High Resolution...
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    FederalDrinking Water Treatability Database (TDB)U.S. Environmental Protection Agency — The Drinking Water Treatability Database (TDB) presents referenced information on the control of contaminants in drinking water. It allows drinking water utilities,...
