Items Tagged with 'seismicity'

ARTICLES

Texas Injection Wells Shut; New Oklahoma Rules Having Effect

After a 4.0-magnitude earthquake in North Texas on Thursday, four area drilling waste disposal well operators have shut down operations at five wells while data on seismicity in the area is collected. Meanwhile, Oklahoma injection well operators are living in a different world following quake-minded regulatory initiatives. Read More

Injection Wells Thought Behind Oklahoma Quaking

Since the beginning of 2009, Central Oklahoma has experienced a substantial increase in seismic activity, too much to be random, researchers think. Drilling wastewater disposal in injection wells is a likely contributing factor, they said. Read More