ANOKA, Neb. -- The United State Geological Survey reported two earthquakes in northern Nebraska on Friday. 

USGS's notification system noted an earthquake approximately six miles northeast of Anoka at 10:25 a.m. It was initially measured as an M4.2 earthquake, though it was later downgraded to M3.7.

People reported feeling the earthquake in Butte, Bristow, Spencer, Lynch, O'Neill and Atkinson, as well as across the border in South Dakota. There have been no reports of damage or injuries.

Another earthquake was reported in the area Friday evening at 5:50 p.m., this one a 3.1 magnitude quake.