Oklahoma

Statistics
Year Fracing Began: 
1949
Types of Wells Fraced: 
Oil
Types of Wells Fraced: 
Natural gas
Types of Wells Fraced: 
Coal gas
Number of Wells Fraced Annually: 
5,300
Number of Wells Fraced Total: 
90,000
Percentage of Wells Fraced: 
90%
Harm to Groundwater: 
None
Resolutions
(updated 10/2/2009)

Statistics are estimates provided by the states.