The USGS cannot enter your private property without your permission. https://www.usgs.gov/faqs/can-usgs-do-a-survey-or-study-my-private-property https://www.us

The USGS cannot enter your private property without your permission. https://www.usgs.gov/faqs/can-usgs-do-a-survey-or-study-my-private-property https://www.usgs.gov/faqs/can-usgs-do-a-survey-or-study-my-p...