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Federal
Air Quality Measures on the National Environmental Health Tracking Network
U.S. Department of Health & Human Services —
The Environmental Protection Agency (EPA) provides air pollution data about ozone and particulate matter (PM2.5) to CDC for the Tracking Network. The EPA maintains a... -
Federal
Clean Air Status and Trends Network (CASTNET) Download Data Module
U.S. Environmental Protection Agency —
The CASTNET Download Data module allows users to select, view, and download CASTNET data (Raw, Aggregate, Modeled & Factual Data) based on user selections.... -
Federal
Clean Air Status and Trends Network (CASTNET): Ozone
U.S. Environmental Protection Agency —
8-hour daily maximum ozone concentrations as measured by the Clean Air Status and Trends Network (CASTNET) -
Federal
NIST Atomic Spectra Database - SRD 78
National Institute of Standards and Technology —
This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are... -
Federal
Hawaii Clean Water Branch (CWB) Beach Water Quality Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Exposure to sewage contaminated recreational waters may cause gastrointestinal illnesses in swimmers. The State of Hawaii Department of Health (HIDOH) Clean Water... -
Federal
NIST Handbook of Basic Atomic Spectroscopic Data - SRD 108
National Institute of Standards and Technology —
This handbook provides a selection of the most important and frequently used atomic spectroscopic data in an easily accessible format. The compilation includes energy... -
Federal
U.S. Geological Survey Oceanographic Time Series Data Collection
Department of the Interior —
The oceanographic time series data collected by U.S. Geological Survey scientists and collaborators are served in an online database at... -
Federal
1987-2018 cyanobacteria and water quality data for 20 reservoirs
U.S. Environmental Protection Agency —
These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August)... -
Federal
National Geochemical Database on Ore Deposits: Legacy data
Department of the Interior —
There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits... -
Federal
MAPCO2 Buoy: Poipu, Kauai, Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
This buoy is located approximately 850 meters offshore of the south coast of the island of Kauai near Poipu in the State of Hawaii. It is moored in waters 17 m (55... -
Federal
MAPCO2 Buoy: Olowalu, Maui, Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
This buoy is located approximately 500 meters offshore of the west coast of the island of Maui near Olowalu in the State of Hawaii. It is moored in waters 15 m (50... -
Federal
NIST Atomic Spectral Line Broadening Bibliographic Database
National Institute of Standards and Technology —
This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 6000 references, dating from 1889 through current year and is... -
Federal
MDDNR, Station Jug Bay
National Oceanic and Atmospheric Administration, Department of Commerce —
At continuous monitoring sites throughout Maryland, water quality is monitored at shallow water sites located in Chesapeake Bay, Chesapeake Bay tributaries and... -
Federal
NIST Atomic Energy Levels and Spectra Bibliographic Database
National Institute of Standards and Technology —
References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current... -
Federal
Partial pressure (or fugacity) of carbon dioxide, dissolved inorganic carbon (DIC), pH on seawater scale, total alkalinity (TA), water temperature, salinity and other variables collected from discrete sample and profile observations during NOAA Ship Ronald H. Brown cruise 31RBOACES24N_2, OACES-98 (EXPOCODE 33RO19980123), along the WOCE Section A05 in the North Atlantic Ocean from 1998-01-23 to 1998-02-23 (NCEI Accession 0113920)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes chemical, discrete sample, physical and profile data collected during NOAA Ship Ronald H. Brown cruise 31RBOACES24N_2, OACES-98 (EXPOCODE... -
Federal
NERACOOS Gulf of Maine Ocean Array: Realtime Buoy Observations: C02 Casco Bay: C02 CTD1m Casco Bay
National Oceanic and Atmospheric Administration, Department of Commerce —
Ocean observation data from the Northeastern Regional Association of Coastal & Ocean Observing Systems (NERACOOS). The NERACOOS region includes the northeast... -
Federal
Walton-Smith CTD, WS22337, WS22337_WS22337_Stn.2, 2022-12-09, 25.6412N 80.1003W
National Oceanic and Atmospheric Administration, Department of Commerce —
Walton-Smith Conductivity, Temperature, Depth (CTD) - WS22337 - WS22337_WS22337_Stn.2 - 2022-12-09 - 25.6412N 80.1003W. Hydrographic Measurements in the Gulf of... -
Federal
CalHABMAP - HABs Tomales Bay Mid-Channel Buoy data
National Oceanic and Atmospheric Administration, Department of Commerce —
The California Harmful Algal Bloom Monitoring and Alert Program (CalHABMAP) collects weekly phytoplankton and water quality data at eight piers along the Central and... -
Federal
Coastal Ocean Data Analysis Product in North America (CODAP-NA, Version 2021) (NCEI Accession 0219960)
National Oceanic and Atmospheric Administration, Department of Commerce —
This data package contains an internally consistent data product for discrete inorganic carbon, oxygen, and nutrients on the U.S. North American ocean margins, i.e.,...