According to a new study, the time between thumping episodes reflects the amount of energy heating the pool at the bottom as well as how much heat is lost through the surface.
Montana officials were previously requesting President Joe Biden to approve the disaster declaration as widespread flooding due to heavy rain and snowmelt hit the state.
Local officials have alerted the public near the Yellowstone National Park to be wary of contaminated local drinking water and displaced wild animals due to the recent flooding.