ALTA stands for American Land Title Association while NSPS is the National Society of Professional Land Surveyors. The standards for these surveys are defined by these entities and generally defines the boundary survey while assessing the insurability of the property.

Topographic surveys reveal the surface features of the designated area. This can include both natural and man-made features.es here

Surveys of this type are used to locate property lines and corners. These surveys also find easements or uncover any encroachments within the property.

To assess lands damaged by non-natural causes, environmental survey are used. These surveys are also help predict potential environmental disruption.