National Hydrography Dataset **Updated March 2017**

State

Map Contents
http://www.maris.state.ms.us/arcgis2/rest/services/MARIS/NHD_Hydro_2017/MapServer

National Hydrography Dataset (NHD) is the surface water component of The National Map. The NHD is a digital vector dataset used by geographic information systems (GIS). It contains features such as lakes, ponds, streams, rivers, canals, dams and streamgages.
This map contains the following layers: