Welcome     Mission     History     Location     Contact Us     Iowa DNR    
Geology and Water
Data Resources
Title

 


Lower Dakota Aquifer Groundwater Hydrology Maps

Click the thumbnails to enlarge.

Potential drawdown of the Lower Dakota Aquifer. 50% of potential drawdown of the Lower Dakota Aquifer.
Potentiometric surface  of the Lower Dakota Aquifer. Specific capacity of the Lower Dakota Aquifer.
Transmissivity  of the Lower Dakota Aquifer in ft2/day.

Transmissivity  of the Lower Dakota Aquifer in gpd/ft.

 

Potential well yields in gpm. Potential safe yield map based on specific capacity, aquifer thickness, and 50% well loss.
Potentiometric surface of the Lower Dakota Aquifer using data from 2000 to 2002.