Blackhawk Quadrangle Aquifer Maps

Overview
These pdf documents contain descriptive and interpretive information, figures, and references about the maps for the Blackhawk Quadrangle:
About depths to aquifers in the Blackhawk quadrangle (pdf)
About structure contours in the Blackhawk quadrangle (pdf)
About aquifer susceptibility in the Blackhawk quadarangle (pdf)
About aquifer vulnerability in the Blackhawk quadrangle (pdf)

To open the map in your browser, click the Download map link. To save the map, right-click the link and choose Save Target As.

Blackhawk Maps for the Minnelusa Formation
Depth to the Minnelusa Formation (Download map)
Structure contours of the Minnelusa Formation (Download map)
Susceptibility of the Minnelusa Formation (Download map)
Vulnerability of the Minnelusa Formation (Download map)

Blackhawk Maps for the Inyan Kara Group
Depth to the Inyan Kara Group (Download map)
Structure contours of the Inyan Kara Group (Download map)
Susceptibility of the Inyan Kara Group (Download map)
Vulnerability of the Inyan Kara Group (Download map)

Blackhawk Maps for the Madison Aquifer (Pahasapa Formation)
Depth to the Madison Aquifer (Download map)
Structure contours of the Madison Aquifer (Download map)
Susceptibility of the Madison Aquifer (Download map)
Vulnerability of the Madison Aquifer (Download map)