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Attributes for NHDPlus Version 2.1 Flowlines for the Conterminous United States: Percent of Agriculture Land Subject to Select National Resource Inventory Conservation Practices, 2000-2012

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 12:28 AM

This metadata record describes 24 tabular data sets that estimate the percent of agricultural land that may be subject to select conservation practices for each year during the period 2000-2012...

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Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: PRISM 30 year (1971-2000) Monthly Average Temperature (degrees Celsius)

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:33 AM

These tabular data sets represent mean 30 year (1971-2000) monthly temperature (degrees Celsius) data from 800 meter resolution PRISM for two spatial components of the NHDPlus version 2.1 data...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Average Monthly Runoff (mm) from McCabe and Wolock's Runoff Model Over Period of Record, 1951-2000

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:22 AM

This data set represents the average monthly runoff (mm) from McCabe and Wolock's Runoff Model over the period of record, 1951-2000 compiled for two spatial components of the NHDPlus version 2.1...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Distribution of Phosphorus in Soil Horizons A and C and Geologic Mapping Units

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 07:53 AM

This tabular data set represents the estimated distribution of Phosphorus (P) in the soil A and C horizons, milligrams per kilogram compiled for two spatial components of the NHDPlus version 2.1...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Average Yearly Freshwater Withdrawals

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:16 AM

This data set represents annual freshwater withdrawals averaged over the years 1995-2000 compiled for two spatial components of the NHDPlus version 2.1 data suite (NHDPlusv2) for the conterminous...

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E2NHDPlusV2_us: Database of Ancillary Hydrologic Attributes and Modified Routing for NHDPlus Version 2.1 Flowlines

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 18, 2025 at 12:27 AM

The National Hydrography Dataset Plus, Version 2 (NHDPlusV2) is an attribute rich, digital hydrologic network for the Conterminous U.S. developed by the U.S. Environmental Protection Agency (EPA)...

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Attributes for NHDPlus version 2.1 catchments and modified routing of upstream watersheds for the conterminous United States: Combination of landuse and geology.

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 02:57 AM

This tabular data represents the area of combined landuse and surficial materials for the conterminous United States linked to the NHDPlus version 2 data suite by the unique identifier COMID. The...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Temperature (Celsius) from 1945 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:33 AM

This tabular data set represents annual average temperature values (Celsius) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for the conterminous...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Runoff (millimeters) from 1945 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:17 AM

This tabular data set represents annual average runoff values (millimeters) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for the conterminous...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified-Routing Upstream Watersheds for the Conterminous United States: Monthly Average Temperature (Celsius) from 1945 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:24 AM

This tabular data set represents monthly average temperature values (Celsius) described in Wolock and McCabe (2018), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for the conterminous...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Precipitation (millimeters) from 1945-2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:09 AM

This tabular data set represents annual average precipitation values (millimeters) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for the...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified-Routing Upstream Watersheds for the Conterminous United States: Monthly Average Precipitation (millimeters) from 1945 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:27 AM

This tabular data set represents monthly average precipitation values (millimeters) described in Wolock and McCabe (2018), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for the...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Potential Evapotranspiration (millimeters) from 2014 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:02 AM

This tabular data set represents annual average potential evapotranspiration values (millimeters) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite (NHDPlusV2)...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: Annual Average Actual Evapotranspiration (millimeters) from 2014 - 2015

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 08:06 AM

This tabular data set represents annual average actual evapotranspiration values (millimeters) described in Wolock and McCabe (2017), compiled for the NHDPlus version 2 data suite (NHDPlusV2) for...

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Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: National Resource Conservation Service's Best Management Practice Scenarios for Total Non-Gas Nitrogen, Phosphorous, and Sediment

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 12:44 AM

This metadata record describes three best management practice scenarios for Nitrogen, Phosphorous, and Sediment based on information from the National Resource Conservation Service. The potential...

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Attributes for NHDPlus Catchments (Version 1.1): Basin Characteristics, 2002

Organization: Department of the Interior
Updated: 20201117 | Harvested: July 15, 2025 at 11:42 PM

This data set represents basin characteristics, compiled for every catchment in NHDPlus for the conterminous United States. These characteristics are basin shape index, stream density,...

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Attributes for NHDPlus Version 2.1 Flowlines for the Conterminous United States: Bankfull Hydraulic Geometry Related to Physiographic Divisions

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 12:42 AM

This tabular data set contains information on bankfull depth, width and cross-sectional area for each NHDPlus version 2.1 data suite (NHDPlusv2) flowline (Moore and Dewald, 2016) for the...

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Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Modeled historical land use and land cover for the conterminous United States, 1992-2002

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 03:36 AM

This tabular data set contains information on historic land use, compiled for two spatial components of the NHDPlus version 2.1 data suite (NHDPlusv2) for the conterminous United States; 1)...

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Select attributes for NHDPlus version 2.1 reach catchments and modified network routed upstream watersheds for the conterminous United States, seasonal enhanced vegetation index, fall of 2011 through summer of 2012

Organization: Department of the Interior
Updated: 20230802 | Harvested: July 18, 2025 at 12:10 AM

This tabular data set represents Enhanced Vegetation Index compiled for two spatial components of the NHDPlus version 2.1 data suite (NHDPlusv2) for the conterminous United States; 1) individual...

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NHD-RC: Extension of NHDPlus Version 2.1 with high-resolution river corridor attributes

Organization: Department of the Interior
Updated: 20201023 | Harvested: July 16, 2025 at 02:32 PM

This hybrid medium-resolution national hydrography dataset with river corridor attributes (NHD-RC) for the conterminous United States (CONUS) was created by merging lentic and lotic attributes...

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