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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

Dates

Publication Date
Time Period
2017-06-06

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 metadata record describes three best management practice scenarios for Nitrogen, Phosphorous, and Sediment based on information from the National Resource Conservation Service. The potential benefits of agricultural management practices were developed by USDA using estimates of nutrient and sediment reductions from agricultural fields due to the implementation of a suite of Best Management Practices (BMP's) (USDA, 2012). Estimates of losses were developed by the USDA Conservation Effects Assessment Program (CEAP) using a sampling and modeling approach. Data collected by the National Resources Inventory (NRI) Program were utilized to characterize representative agricultural areas for features such as soils, climate, and topography. [...]

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Attached Files

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TP_2012_CONUS.zip 22.51 MB application/zip
Sed_2012_CONUS.zip 20.89 MB application/zip
TN_2012_CONUS.zip 25.04 MB application/zip
5cc89237e4b09b8c0b77f247_acc.parquet 45.7 MB application/octet-stream
5cc89237e4b09b8c0b77f247_cat.parquet 38.56 MB application/octet-stream
5cc89237e4b09b8c0b77f247_tot.parquet 46.03 MB application/octet-stream

Purpose

This data set was created by the U.S. Geological Survey's (USGS) Hydrologic Systems Team which is part of the USGS National Water Quality Program (NWQP). This effort was undertaken to estimate the management scenarios of best management practices for nitrogen, phosphorous, and sediment 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

Associated Items

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Provenance

Created from Item #5936b53be4b0f6c2d0d80da7

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