Illinois

Statistics
Year Fracing Began: 
1950(s)
Types of Wells Fraced: 
Oil
Number of Wells Fraced Annually: 
1,000
Number of Wells Fraced Total: 
30.000-50,000
Percentage of Wells Fraced: 
30%
Harm to Groundwater: 
NONE
(updated 9/4/2009)

Statistics are estimates provided by the states.