• Organization: Department of the Interior
• Updated: 2022-09-15T00:00:00Z

This data release documents the data used for the associated publication "Evaluating hydrologic region assignment techniques for ungaged watersheds in Alaska, USA" (Barnhart and others, 2022) The...

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• Organization: Department of the Interior
• Updated: 2025-01-03T00:00:00Z

This data release contains a crosswalk between subwatersheds (12-digit hydrologic unit codes; hereafter, HUC12s) and hydrologic regions (sometimes called "Van Metre regions"). This crosswalk...

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• Organization: Department of the Interior
• Updated: 2025-03-12T00:00:00Z

This document provides a summary of surface water-quality, streamflow, and groundwater data collected by the U.S. Geological Survey (USGS) within the Central Pine Barrens (CPB) Region of Suffolk...

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• Organization: Department of the Interior
• Updated: 2025-03-12T00:00:00Z

This U.S. Geological Survey data release provides surface-water quality, streamflow, and groundwater-elevation data collected within the Central Pine Barrens (CPB) Region of Suffolk County, New...

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• Organization: Department of the Interior
• Updated: 2025-03-12T00:00:00Z

This U.S. Geological Survey (USGS) data release provides surface water quality and groundwater elevation data collected by USGS personnel within the Central Pine Barrens (CPB) Region of Suffolk...

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• Organization: Department of the Interior
• Updated: 2021-10-12T00:00:00Z

This U.S. Geological Survey data release provides surface-water quality, streamflow, and groundwater-elevation data collected within the Central Pine Barrens (CPB) Region of Suffolk County, New...

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• Organization: Department of the Interior
• Updated: 2020-09-29T00:00:00Z

This U.S. Geological Survey data release provides surface-water quality, streamflow, and groundwater-elevation data collected within the Central Pine Barrens (CPB) Region of Suffolk County, New...

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• Organization: Department of the Interior
• Updated: 2025-03-12T00:00:00Z

This U.S. Geological Survey data release provides surface-water quality, streamflow, and groundwater-elevation data collected within the Central Pine Barrens (CPB) Region of Suffolk County, New...

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• Organization: Department of the Interior
• Updated: 2025-03-12T00:00:00Z

This U.S. Geological Survey data release provides surface-water quality, streamflow, and groundwater-elevation data collected within the Central Pine Barrens (CPB) Region of Suffolk County, New...

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• Organization: State of California
• Updated: 2025-05-29T16:07:21.000Z

Description for i03_DAU_county_cnty2018 is as follows:Detailed Analysis Unit-(DAU) Convergence via County Boundary cnty18_1 for Cal-Fire, (*See metadata for CAL-FIRE cnty18_1), State of...

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• Organization: State of California
• Updated: 2025-05-29T16:04:03.000Z

This data depicts California Proposition 1 Funding Area boundaries as defined by Water Code §79744, which states, "(a) Of the funds authorized by Section 79740, five hundred ten million dollars...

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• Organization: Department of the Interior
• Updated: 2024-05-15T00:00:00Z

This data release contains inputs for and outputs from hydrologic simulations for the conterminous United States (CONUS) using the Precipitation Runoff Modeling System (PRMS) version 5.1.0 and the...

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• Organization: Department of the Interior
• Updated: 2024-05-15T00:00:00Z

This data release contains inputs for and outputs from hydrologic simulations for the conterminous United States (CONUS) using the Precipitation Runoff Modeling System (PRMS) version 5.1.0 and the...

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• Organization: State of California
• Updated: 2025-05-29T16:15:31.000Z

The boundary dataset covers the model domain of the C2VSimFG. The total area of the model domain is 20,742 square miles. It contains 32,537 elements, which make up the model grid of the C2VSimFG....

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• Organization: Department of the Interior
• Updated: 2020-11-17T00:00:00Z

The Geographic Information Retrieval and Analysis System (GIRAS) was developed in the mid 70s to put into digital form a number of data layers which were of interest to the USGS. One of these data...

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• Organization: Department of the Interior
• Updated: 2026-02-13T00:00:00Z

This dataset contains site information and results of flood-frequency analysis for 139 urban streamflow gaging stations (streamgages) operated by the U.S. Geological Survey (USGS) in Tennessee and...

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• Organization: Department of the Interior
• Updated: 2026-02-04T00:00:00Z

This dataset contains results of generalized least-squares (GLS) regression for 136 streamflow gaging stations (streamgages) operated by the U.S. Geological Survey (USGS) on urban streams in...

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• Organization: Department of the Interior
• Updated: 2020-11-17T00:00:00Z

Hydrologic landscape regions (HLRs) in the United States were delineated by using geographic information system (GIS) tools and statistical methods including principal components and cluster...

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• Organization: Department of the Interior
• Updated: 2020-11-17T00:00:00Z

This data set consists of 1:1,000,000-scale areas where shallow ground water is consumed by evapotranspiration (ET) in the Great Basin. The source of this data set is sheet 2 of a 1988 U.S....

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• Organization: Department of the Interior
• Updated: 2020-08-18T00:00:00Z

This data release presents measurements and derived parameters for attributes of bulk density, loss on ignition, soil-water retention, and hydraulic conductivity for a site (Richardson) near Hess...

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