• Organization: U.S. Environmental Protection Agency
• Updated: 2018-05-31

This dataset supports the publication Whitfield et al. (2018) (https://doi.org/10.1007/s11270-018-3691-7). The dataset is a compilation of the estimated base cation weathering rates (BCw) for 44...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2025-05-08

The U.S. Environmental Protection Agency installed a permeable reactive barrier (PRB) at the Delatte Metals Superfund Site to treat groundwater contaminated with lead and other heavy metals at a...

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• Organization: Department of the Interior
• Updated: 2022-04-18T00:00:00Z

Olivine and glass major and minor element chemistry for select eruptions of Kilauea Volcano, Hawaii as measured by electron microprobe, with secondary standard analyses.

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• xml

• Organization: National Institute of Standards and Technology
• Updated: 2015-07-17 00:00:00

Standard Reference Material-1721: Southern Oceanic Air. Ambient Nominal Amount of Substance Fraction for Carbon Dioxide, Methane & Nitrous Oxide. This Standard Reference Material (SRM) is a...

• Organization: National Institute of Standards and Technology
• Updated: 2015-07-21 00:00:00

This Standard Reference Material (SRM) is a primary gas mixture for which the amount-of-substance fraction, expressed as concentration, may be related to secondary working standards. This SRM is...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-07-01T00:00:00.000+00:00

This web service contains the following state level layers:Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard), PM2.5 24hr (2006 standard), PM2.5...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-07-01T00:00:00.000+00:00

This downloadable data package contains the following state level layers: Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard), PM2.5 24hr (2006...

• Organization: U.S. Environmental Protection Agency
• Updated: 2009-01-01T00:00:00.000+00:00

This data layer identifies areas in the U.S. where air pollution levels have not met the National Ambient Air Quality Standards (NAAQS) for 2006 PM-2.5 standards. These areas were designated...

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• Organization: Department of the Interior
• Updated: 2021-12-02T00:00:00Z

This product contains LCMAP CONUS Intensification Reference plot location data in a .shp format as well as annual land cover, land use, and change process variables for each reference data plot in...

• xml
• xml

• Organization: National Institute of Standards and Technology
• Updated: 2011-02-14 00:00:00

The performance standard for ballistic-resistant body armor published by the National Institute of Justice (NIJ), NIJ Standard 0101.06, recommends estimating the perforation performance of body...

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• zip
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• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A variety of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A variety of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A variety of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none

• Organization: Department of Energy
• Updated: 2021-10-11T00:00:00Z

**Overview** A diversity of instruments are used to measure various quantities related to meteorology, precipitation, and radiation near the Earth’s surface. Typically, a standard suite of...

• none