1) How common was this in PA before fracking started? The gas company's have this data. Before any activity in my area (near the PA border in Ohio) someone cam

1) How common was this in PA before fracking started? The gas company's have this data. Before any activity in my area (near the PA border in Ohio) someone came and tested my well water for contaminates. I have the report somewhere but it was basically just mineral etc. Drilling hasn't really picked up yet but I will find out if it changes or not. Then again who knows if you can trust the reports when the gas companies are funding them.