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1:2,000,000-scale Hydrologic Units of the United States (SUPERSEDED)
This file contains hydrologic unit boundaries and codes for the conterminous United States along with Alaska, Hawaii, Puerto Rico and the U.S. Virgin Islands. It was revised for... -
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information... -
BLM REA MIR 2011 AG C Chinook HUC12 poly
This dataset 6th level HUC watersheds that intersect with the Chinook distribution in the middle rockies ecoregion. -
SWAP Aquatic Targets - 2015 [ds2733]
General InformationThe SWAP defines "targets" throughout the state and describes "Strategies" for each target. The grouping for these targets is based on "Hydrologic Units"... -
Estimated Water Use by Select Subbasin and State (HUC8/State) in the Pee...
The coastal region which includes areas within South Carolina and North Carolina was chosen as a focus area study (FAS) for the U.S. Geological Survey (USGS) National Water... -
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information... -
SWAP Aquatic Targets - 2015 [ds2733]
General InformationThe SWAP defines "targets" throughout the state and describes "Strategies" for each target. The grouping for these targets is based on "Hydrologic Units"... -
BLM REA MIR 2011 AG C Grayling HUC12 poly
This dataset 6th level HUC watersheds that intersect with the Grayling distribution in the middle rockies ecoregion. -
1:2,000,000-scale Hydrologic Units of the United States (OLDER)
This data set has been superseded by huc2m. This file contains hydrologic unit boundaries and codes for the conterminous United States along with Alaska, Hawaii, Puerto Rico and... -
BLM REA MIR 2011 NWP HUC10 Boundary
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-... -
BLM REA MIR 2011 Middle Rockies HUC10 buffer
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-... -
1:2,000,000-scale Hydrologic Units of the United States (OLDER)
This data set has been superseded by huc2m. This file contains hydrologic unit boundaries and codes for the conterminous United States along with Alaska, Hawaii, Puerto Rico and... -
BLM REA NWP 2011 HUC 12
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-... -
BLM REA MIR 2011 AG C Steelhead HUC12 poly
This dataset 6th level HUC watersheds that intersect with the Steelhead distribution in the middle rockies ecoregion. -
BLM REA NWP 2011 HUC 12
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-... -
BLM REA NWP 2011 HUC 10
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-... -
Digital Hydrologic Cataloging-Unit Boundaries for the Powder River, Wyoming,...
This data set contains hydrologic cataloging-unit boundaries for selected units within the Powder River drainage basin of Wyoming. The hydrologic unit boundaries were delineated... -
BLM REA MIR 2011 AG C Westslope Trout HUC12 poly
This dataset 6th level HUC watersheds that intersect with the Westslope Cutthroat Trout distribution in the middle rockies ecoregion. -
SWAP Aquatic Targets - 2015 [ds2733]
General InformationThe SWAP defines "targets" throughout the state and describes "Strategies" for each target. The grouping for these targets is based on "Hydrologic Units"... -
Watershed Boundary Dataset; 12-Digit Watersheds Dissolved to 8-Digit Watersheds
This dataset is the digital hydrologic unit boundary layer for the 8-digit subwatershed boundaries for the conterminous United States. This dataset is intended to be used with...