No you really don’t. Those who live there or who have just recently left know. You do not.
and by the by the ND Bracken field uses fracking
The application of hydraulic fracturing technology caused a boom in Bakken production since 2000. By the end of 2010 oil production rates had reached 458,000 barrels (72,800 m3) per day outstripping the pipeline capacity to ship oil out of the Bakken.[9][10] The production technology gain has led a veteran industry insider to declare that the USGS estimates are too low.[11]
Yes, as does the Eagle Ford, and essential all tight formations like shale. I wasn't trying to imply that wasn't done.