U.S. Drought Monitor
Is There Enough Water in the Missouri River?
Yes – the requested need is a drop in the bucket!
(1/2 oz per gallon of water)
S.D. School of Mines Study
Preliminary canvassing data, used to update the SD Mines chart to the left, supports the findings of the 2019 evaluation
The S.D. School of Mines study (2019) estimated total available water supply in Pennington County as: 111 cfs under wet conditions, 60.2 cfs under average precipitation conditions, and 22 cfs under extended dry conditions. The graphic below shows that under extended growth conditions, available supply for Pennington County would currently fall short of water needs at the current population.