Live Map ServicesNC OneMap Watersheds - Map Service
12-digit Hydrologic Units (and derived River Basins): This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the State of North Carolina. This data set consists of geo-referenced digital data and as...
Downloadable DataNorth Carolina River Basins
This river basin data set was developed from the subwatershed (12-digit) 6th level hydrologic watershed boundary dataset (WBD) for the State of North Carolina.
Map FilesNorth Carolina River Basin Map (PDF format)
Wall map of North Carolina, designed by Save Our Rivers, Inc. in collaboration with CGIA, showing 17 river basins, major roads, streams, water bodies, and county/municipal boundaries. The map is in PDF format and is designed for 49" x 23" printing. The ma...
Downloadable Data12-Digit Hydrologic Units
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the State of North Carolina. This data set consists of geo-referenced digital data and associated attributes created in accordance with...
Live Map ServicesNC OneMap Environment - Map Service
Landslides: The North Carolina slope movement-slope movement deposit database (NCSM-SMD database) covers all of North Carolina. The NCSM-SMD databases includes slopemovement and deposit type, location, dimensions, dates, geologic (rock and soil), geomorph...
Downloadable Data2012 Overall Integrated Reporting Water Quality Ratings
This data set contains overall water quality ratings for 13,176 waterbodies in North Carolina. The overall integrated reporting categories indicate if a water is Supporting or if one or more uses are Impaired. The data assessed were from over 5,000 moni...
Downloadable DataMajor Hydrography
The NC Center for Geographic Information and Analysis, developed this digital Major Hydrography data to enhance planning, siting and impact analysis in areas directly affecting surface waters consisting of streams and rivers, lakes, reservoirs, and shorel...