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Scientific Investigations Report 2021-5069

Interactive Map 4: Domestic- and public-supply well data densities, differences, and depths to the bottom of open intervals in the contiguous United States; from figures 2, 14, and 16 of this report.

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EXPLANATION

Data density, distance to encounter 5 wells, in kilometers

0 to 5
More than 5 to 10
More than 10 to 50
More than 50 to 100
More than 100

Median depth to the bottom of the open interval, in feet

10 to 50
More than 50 to 100
More than 100 to 150
More than 150 to 200
More than 200 to 300
More than 300 to 500
More than 500 to 1,000
More than 1,000

Difference between public-supply and domestic median values

Less than -100
More than -100 to -50
More than -50 to 50
More than 50 to 100
More than 100 to 500
More than 500

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