National Hydrography Dataset (Waterbody)

The National Hydrography Dataset (NHD) is used to portray surface water. The NHD represents the drainage network with features such as rivers, streams, canals, lakes, ponds, coastline, etc. The principal components of the NHD are: NHDFlowline: This is the fundamental … Continued

National Hydrography Dataset (Flowline)

The National Hydrography Dataset (NHD) is used to portray surface water. The NHD represents the drainage network with features such as rivers, streams, canals, lakes, ponds, coastline, etc. The principal components of the NHD are: NHDFlowline: This is the fundamental … Continued

County Health Rankings, 2017

Data and maps from the 2017 County Health Rankings are now available on Community Commons! Click the map below to view the rank and underlying data for Premature Death, or search for additional updates by searching the Map Room for … Continued

Multi-Family Assisted Housing

Layer displays the approximate locations of Multifamily Assisted Housing properties that are monitored by the US Department of Housing and Urban Development (HUD). The three largest assistance programs for Multifamily housing are Section 8 (Project Based Assistance), Section 202 (Supportive … Continued

Net Migration by County, 2000 to 2010

This layer displays the net migration rate for United States counties between 2000 and 2010. Net migration is the balance of immigration and emigration over a given time period. Net migration does not include natural change, or change due to … Continued