August 20, 2021
On a recent trip to the San Juan Basin to study erosional processes, bureau field geologists woke to beautiful views of the basin stratigraphy basking in the morning light. The San Juan Basin, located in the four corners region, formed approximately 75 million years ago during mountain building activity. The basin sediments host major oil and gas reservoirs and thus are important to the state’s economy. Additionally, the rock units of the basin tell a wonderful story about ancient river systems and animal evolution. Click on each photo to read more.
— Matt Zimmerer and Kevin Hobbs, Field Geologists, NMBGMR