[United States Geological Survey](https://www.usgs.gov/) . The United States Geological Survey (USGS, formerly Geological Survey) is the sole scientific agency of the US government's Dept. of Interior, with no regulatory responsibility. USGS studies the landscape of the US, natural resources, and natural hazards that threaten it. The organization has four major science disciplines, concerning biology, geography, geology, and hydrology.

For questions about the United States Geological Survey (USGS, formerly Geological Survey), which is the sole scientific agency of the US government's Dept. of Interior, with no regulatory responsibility. USGS studies the landscape of the US, natural resources, and natural hazards that threaten it. The organization has four major science disciplines, concerning biology, geography, geology, and hydrology.