02 Statewide Economic Development Infrastructure Plan

South Dakota Basins

Figure 8.2 Basin Locations

Table 8.2 Allocations: Surface Water Recharge (Acre-Feet Per Year) Missouri River (Above Ohahe Dam) 27,510,744 38,000

Recharge (Cubic Feet Per Second)

Withdrawal (Acre-Feet Per Year)

Withdrawal (Cubic Feet Per Second)

Percent Allocated

Year

1,267,666

1,751

4.61% 2024

Note: Maximum wet weather month flows exceeding 10th percentile Big Sioux River (Gauge at Akron, IA) 108,595 150 109,131

151 100% 2021 Note: Maximum flows exceeding 10th percentile flows from mid‑March through mid‑July, and exceeding 25th percentile flows from mid‑July through mid‑November Cheyenne River (Gauge at Plainview, SD) 152,033 210 9,917 7.62 6.52% 2021 Note: Maximum wet weather month flows exceeding 10th percentile; withdrawal assumes 200 acre-feet from industrial use that is not stated in report One cubic foot per second is equivalent to 723.97 acre-feet per year

96 | Water Rights

South Dakota Governor’s Office of Economic Development

Powered by