NC Geological Survey Geologic Map Scales

Geologic Maps Overview

Scroll down to view mapped areas of North Carolina by various scales

1:24,000-scale, detailed mapping, (1-inch equals about 2,000-feet)

Index Map (24k)

Download Index Map 4 MB

Example Image

1:48,000-scale (1-inch equals about 0.75 miles)

Index Map (48k)

Detailed View

Example Image

1:62,500-scale (1-inch equals about 1-mile)

Index Map (62.5k)

Detailed View

Example Image

1:100,000-scale (1-inch equals about 1.57 miles)

Index Map (100k)

Detailed View

Example Image

1:125,000-scale (1-inch equals about 2 miles)

Index Map (125k)

Detailed View

Example Image

1:250,000-scale (1-inch equals about 4 miles)

Index Map (250k)

Detailed View

Example Image

1:500,000-scale (statewide) (1-inch equals about 8 miles)

Geologic Map of North Carolina, 1985

Geologic Map of North Carolina, 1958

Other Maps

County Maps