North American Database of Archaeological Geophysics

Database Report:

Site Name: Cahokia Mounds State Historic Site; Site Number: _____; County: Madison; State: IL; Country: USA; Ownership: State; Landform: Mississippi River Floodplain;

Date of Site: AD 800-1600s; Period Type: Prehistoric; Culture: Mississippian; Site Type: Fortified Settlement/Mounds; Site Size: at least 14 sq km;

Survey Type: Magnetic Gradiometry;

Instrument: Geoscan Research FM-36; Sampling Interval: 8 readings/meter x 1 m; Prospecting Depth: 1-1.5 m; Area Surveyed: 2,400 sq m; Date of Survey: May 22-26, 1995; Land Cover Type: _____; Ground Truthing: No;

Graphics/Imagery:

Survey Type: Electrical Resistivity/Resistance;

Instrument: Geoscan Research RM-15; Sampling Interval: 0.5 m x 1 m; Prospecting Depth: 0.5 m; Area Surveyed: 2,400 sq m; Date of Survey: May 22-26, 1995; Land Cover Type: _____; Ground Truthing: No;

Graphics/Imagery:

Surfer contour map of resistivity data.

GEOPLOT shade relief plot of resistance data.

Project Name: Cahokia Mounds State Historic Site, IL(3);

Reference: De Vore, S. L. (1996). Results of Geophysical Workshop Cahokia Mounds State Historic Site May 22-26, 1995. National Park Service, Intermountain Support Office, Denver, Colorado.

Survey by: Steven L. De Vore, National Park Service.

Survey for: Cahokia Mounds State Historic Site, Collinsville, Illinois;

Report Location: National Park Service, Intermountain Support Office, Denver, CO;

Report Type: CRM Report;

Abstract/Summary