EPA Environmental Dataset Gateway


Open/Close section Identification Information
Title: EPA Office of Water (OW): NHDPlus v21+AK Beta Catchment Fabric Twelve-Digit Subwatersheds
Abstract: This dataset contains twelve-digit hydrologic subwatershed units aggregated from the NHDPlus v21+AK Beta State Catchment Fabric. These units express the Catchment Crosswalk logic used to assign NHDPlus catchments to HUC12 units and are not representative of the Watershed Boundary Dataset or other hydrologic unit systems.
Purpose: None
Open/Close section Time Period of Content
Publication Date: 20200608
Progress: Completed
Frequency: Irregular
Open/Close section Single Date
Date: 20200608
Currentness: publication date
Open/Close section Spatial Domain
West Bounding Longitude: -180.0
East Bounding Longitude: 180.0
North Bounding Latitude: 90.0
South Bounding Latitude: -90.0
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Open/Close section Constraints
License Although these data have been processed successfully on a computer system at the Environmental Protection Agency, no warranty expressed or implied is made regarding the accuracy or utility of the data on any other system or for general or scientific purposes, nor shall the act of distribution constitute any such warranty. It is strongly recommended that careful attention be paid to the contents of the metadata file associated with these data to evaluate data set limitations, restrictions or intended use. The U.S. Environmental Protection Agency shall not be held liable for improper or incorrect use of the data described and/or contained herein.
Access: None
Use: None. Please check sources, scale, accuracy, correctness and other available information. Please confirm that you are using the most recent copy of both data and metadata.
Open/Close section Theme Keywords
Theme Topics: Environment and Conservation, Administrative and Political Boundaries, Geological and Geophysical, Inland Water Resources
Open/Close section Contact Information
Originator: U.S. Environmental Protection Agency
Email: waters_support@epa.gov
Address Type: mailing address
City: Washington
State: DC
Postal Code: 20460
Telephone: 999-999-9999
Open/Close section Metadata Reference Information
File Identifier: epa.gov:93766FED-6DE0-4852-B880-4EFF6C93150F
Metadata Date Stamp: 2020-06-08
Metadata Standard Name: FGDC Content Standard for Digital Geospatial Metadata
Metadata Standard Version: FGDC-STD-001-1998