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Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Percent NLCD 2011 in 50 Meter Riparian Buffer

Dates

Publication Date
Time Period
2011

Citation

Wieczorek, M.E., Jackson, S.E., and Schwarz, G.E., 2018, Select Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Network Routed Upstream Watersheds for the Conterminous United States (ver. 4.0, August 2023): U.S. Geological Survey data release, https://doi.org/10.5066/F7765D7V.

Summary

This tabular data set represents the percent of NLCD 2011 land cover classes in the 50 meter riparian buffer zones compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for the conterminous United States; 1) individual reach catchments and 2) reach catchments accumulated upstream through the river network. This dataset can be linked to the NHDPlus version 2 data suite by the unique identifier COMID. The source data is the "National Land Cover Database 2011" produced by the United States Geological Survey (Homer and others, 2011). Units are percent. Reach catchment information characterizes data at the local scale. Reach catchments accumulated upstream through the river network characterizes cumulative [...]

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Attached Files

Click on title to download individual files attached to this item.

NLCD11_RIP50_ACC_CONUS.zip 45.83 MB application/zip
NLCD11_RIP50_CAT_CONUS.zip 43.23 MB application/zip
NLCD11_RIP50_TOT_CONUS.zip 45.79 MB application/zip
57855ddee4b0e02680bf37bf_acc.parquet 51 MB application/octet-stream
57855ddee4b0e02680bf37bf_cat.parquet 47.23 MB application/octet-stream
57855ddee4b0e02680bf37bf_tot.parquet 51.6 MB application/octet-stream

Purpose

This data set was created by the U.S. Geological Survey's (USGS) National Water-Quality Assessment Project (NAWQA) which is part of the USGS National Water Quality Program (NWQP). This effort was undertaken to estimate the percent of NLCD 2011 land cover classes in the 50 meter riparian buffer for NHDPlusV2 flowline catchments and upstream river networks to support statistical analysis, map display, and model parameterization.

Map

Communities

  • USGS Maryland, Delaware, and the District of Columbia Water Science Center

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Provenance

Created from Item #56d605b8e4b015c306f26ffa

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