Survey of Archaeological Resources Ground, Air and Space
Historical Maps
Documents
Quadrangle Maps
Mapping Systems Coordinate Systems: Geographic & Projected - Degrees/Feet/Meters Universal Transverse Mercator, UTM Meters Northing & Meters Easting Mapping Systems
UTM, Houston, Texas UTM Zone: 15R UTM Easting: 249,052.35 UTM Northing: 3,286,442.45
Arbitrary Grids Measured in the interval units in which the site will be referenced Arbitrary datum is established Arbitrary elevation assigned
Multispectral Satellite Maps
Historic Documents
Magnetometry
Ground Penetrating Radar
Geographic Information Systems
GIS: Plot of Units