Data Releases
The data collected and the techniques used by USGS scientists should conform to or reference national and international standards and protocols if they exist and when they are relevant and appropriate. For datasets of a given type, and if national or international metadata standards exist, the data are indexed with metadata that facilitates access and integration.
Filter Total Items: 16399
Estimated crop irrigation water use withdrawals in San Simon Valley Groundwater Subbasin of the Safford Groundwater Basin, Arizona for 2023 Estimated crop irrigation water use withdrawals in San Simon Valley Groundwater Subbasin of the Safford Groundwater Basin, Arizona for 2023
Observations of irrigated agricultural land within the San Simon Valley Groundwater Subbasin of the Safford Groundwater Basin in Arizona. Crops were verified in situ twice in 2023, first on May 4th and again on Aug 15th; based on digitized field boundaries. Field boundaries were digitized from U.S. Department of Agriculture, National Agriculture Imagery Program County Mosaic 2023 imagery...
Estimated crop irrigation water use withdrawals in Harquahala Irrigation Non-Expansion Area Groundwater Basin, Arizona for 2023 Estimated crop irrigation water use withdrawals in Harquahala Irrigation Non-Expansion Area Groundwater Basin, Arizona for 2023
Observations of irrigated agricultural land within the Harquahala Irrigation Non-Expansion Area Groundwater Basin in Arizona. Crops were verified in situ three times in 2023, first on May 12th, then on Aug 24th, and finally on Sep 30th; based on digitized field boundaries. Field boundaries were digitized from U.S. Department of Agriculture, National Agriculture Imagery Program County...
Sea Otter Aerial Survey Data from lower Cook Inlet and the outer Kenai Penisula, Alaska, 2002 Sea Otter Aerial Survey Data from lower Cook Inlet and the outer Kenai Penisula, Alaska, 2002
This dataset consists of three tables related to abundance and distribution of northern sea otters (Enhydra lutris kenyoni) in lower Cook Inlet and the outer Kenai Peninsula, Alaska, based on data collected during a series of aerial surveys from May-Aug 2002. The dataset consists of: (1) sea otter counts along strip transects, (2) sea otter counts in Intensive Search Unit (ISU) within...
Data Release for Luminescence: Tyndall Air Force Base, Panama City, Florida estuarine sediment cores Data Release for Luminescence: Tyndall Air Force Base, Panama City, Florida estuarine sediment cores
As part of the Coastal Sediment Availability and Flux and Defense Advanced Research Protection Agency (DARPA) Reefense projects, scientists from the U.S. Geological Survey (USGS) and St. Petersburg Coastal and Marine Science Center (SPCMSC) conducted a nearshore geophysical survey to map and characterize the stratigraphy of back-barrier bays near Panama City, Florida (FL) in June 2022...
Estimated crop irrigation water use withdrawals in Ranegras Plain Groundwater Basin, Arizona for 2023 Estimated crop irrigation water use withdrawals in Ranegras Plain Groundwater Basin, Arizona for 2023
Observations of irrigated agricultural land within the Ranegras Plain Groundwater Basin in Arizona. Crops were verified in situ twice in 2023, first on May 10th and again on Sep 28th; based on digitized field boundaries. Field boundaries were digitized from U.S. Department of Agriculture, National Agriculture Imagery Program County Mosaic 2023 imagery for Arizona and supplemented with...
Annual Nitrogen Load Estimates from Six Nonpoint Sources on Long Island, New York, from 1900 to 2019 Annual Nitrogen Load Estimates from Six Nonpoint Sources on Long Island, New York, from 1900 to 2019
This data release contains annual estimates of nitrogen load from six non-point sources across Long Island, New York, over a 120-year period (1900-2019). Estimated loads are gridded at a 500 x 500-foot square resolution and represent the total mass of nitrogen (N), in kilograms (kg), from six major sources—septic systems (SS), residential fertilizer use (RF), agriculture crop fertilizer...