2017 NAICS Definition

T = Canadian, Mexican, and United States industries are comparable.

541360 Geophysical Surveying and Mapping Services

This industry comprises establishments primarily engaged in gathering, interpreting, and mapping geophysical data. Establishments in this industry often specialize in locating and measuring the extent of subsurface resources, such as oil, gas, and minerals, but they may also conduct surveys for engineering purposes. Establishments in this industry use a variety of surveying techniques depending on the purpose of the survey, including magnetic surveys, gravity surveys, seismic surveys, or electrical and electromagnetic surveys.

Cross-References.

• Establishments primarily engaged in taking core samples, drilling test wells, or other mine development activities (except geophysical surveying and mapping) on a contract basis for others are classified in Industry 21311, Support Activities for Mining.

2007 NAICS		2012 NAICS		2017 NAICS		Corresponding Index Entries
541360		541360		541360		Aerial geophysical surveying services
541360		541360		541360		Electrical geophysical surveying services
541360		541360		541360		Electromagnetic geophysical surveying services
541360		541360		541360		Geological surveying services
541360		541360		541360		Geophysical mapping services
541360		541360		541360		Geophysical surveying services
541360		541360		541360		Gravity geophysical surveying services
541360		541360		541360		Magnetic geophysical surveying services
541360		541360		541360		Mapping services, geophysical
541360		541360		541360		Radioactive geophysical surveying services
541360		541360		541360		Remote sensing geophysical surveying services
541360		541360		541360		Seismic geophysical surveying services
541360		541360		541360		Surveying services, geophysical