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Found 12139 dataset(s) matching "surface measurements".
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This data release provides access to a low-altitude aeromagnetic survey flown over a part of the Cascade Range of the US Pacific Northwest, approximately centered over the town of Cascade Locks,...
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The primary data sets consist of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...
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Conductivity Temperature and Depth (CTD) measurements were collected aboard NOAA Ship Thomas Jefferson to determine physical oceanographic parameters of the water column, and in some cases used to...
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Data release containing geospatial data and metadata for select hydrogeologic characteristics of the alluvium in the Lower Arkansas River Valley, Southeast Colorado, 2002, 2008, and 2015. This...
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Time series data of wave height and water surface elevation were acquired for 399 days at four locations on the southern reef of Ofu, American Samoa, in support of a study on submarine groundwater...
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This dataset contains survey data including wading and real-time kinematic (RTK) Global Positioning System (GPS) of water surface elevation and channel bed topography at cross section 5 (xs5) on...
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Conductivity Temperature and Depth (CTD) measurements were collected aboard NOAA Ship Thomas Jefferson to determine physical oceanographic parameters of the water column, and in some cases used to...
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This part of DS 781 presents data for the bathymetric contours for several seafloor maps of the Drakes Bay and Vicinity map area, California. The vector data file is included in...
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This dataset contains data from sediment cores collected aboard R/V Weatherbird cruise WB-0814 in the northern Gulf of Mexico from 2014-08-14 to 2014-08-28. It includes gas chromatography-mass...
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The U.S. Geological Survey (USGS) Coral Reef Ecosystems Studies (CREST) project (https://coastal.er.usgs.gov/crest/) provides science that helps resource managers tasked with the stewardship of...
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<p dir="ltr">A radar water level sensor (Campbell Scientific ® CS475A-L) was installed on the water intake tower of Lake Carl Blackwell, Payne County, Oklahoma (36.1351 N, 97.2195 W) to automate...
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Measures used to assess trends in the 10th, 50th, and 90th quantiles of annual peak streamflow from 1916-2015 at 2,683 U.S. Geological Survey stations and within 191 4-digit HUCs in the...
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Repeat bathymetric surveys were performed between October 2023 and January 2025 (U.S. Geological Survey field activity number 2023-655-FA) in the shallows of south San Francisco Bay, California...
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Time series data of water surface elevation, wave height, currents, and turbidity were acquired during the winters of 2014-2015 and 2015-2016 in support of a study on the morphological change of...
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This dataset contains short-lived radioisotope (SLRad), sediment core photographs, and bulk density/porewater data from sediment cores collected aboard R/V Weatherbird II and R/V Justo Sierra...
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The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Agriculture Natural Resources Conservation Service (USDA NRCS) has collected discrete stream samples for analysis of...
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In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) deployed ground control points and coordinated aerial photograph acquisition of Fern Ridge Lake, a...
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A GIS polygon shapefile outlining the boundaries of the native input datasets used to construct a seamless, 2-meter resolution digital elevation model (DEM) was constructed for the...
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Fecal indicator bacteria levels are measured in water samples collected from ocean and bay beaches, streams, lakes and other coastal waterways. Water samples are processed using the IDEXX...
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Real-time, high frequency (1-second sample interval) GPS location, water quality, and water isotope (δ2H, δ18O) data was collected in the Cache Slough Complex (CSC), located in the northern San...
