The Emerald City: Wizard Of Oz Average Depth in Oklahoma Earthquake Approximately 5KM
Fraggles: https://www.scientificamerican.com/article/drilling-for-earthquakes Oklahoma Shakes After Being Hit With 7 Earthquakes In Just 28 Hours (Forbes) AUG 7, 2017 - In just 28 hours central Oklahoma was shaken by seven sequential earthquakes, ranging in magnitude from 2 to 5. The earthquakes began this past Tuesday night when five earthquakes repeatedly struck Oklahoma, followed by two more in the early hours of Thursday.
Pair Of 4.2 Magnitude Quakes Damage Homes, Buildings In Oklahoma March 6, 2018 - The 4.2 magnitude quake was reported at 5:17 p.m.in Garfield County. It struck at a depth of 3.5 miles, making it an extremely shallow natural disaster. The U.S. Geological Survey says the quake was a 4.2.
Oklahoma Just Experienced Its Largest Earthquake on Record (Live Science) September 8, 2016 - The earthquake that shook Pawnee, Oklahoma, on Sept. 3 is now the state's largest temblor on record, accor…