Bonneau dam project begins in May
After 10 years of planning, Bonneau Dam in the center of Rocky Boy's Indian Reservation will be enlarged beginning in May, tripling the capacity of its reservoir.
The dam's embankment will be raised this year, increasing the capacity from 956 acre-feet to 3,800 acre-feet, said Bruce Sunchild Sr., the tribe's water resource committee chair.
The majority of the water will be used for irrigation of alfalfa on the reservation, which will then be sold to Rocky Boy ranchers at a discounted price, Sunchild said.
About 700 acres of alfalfa are irrigated with water from the reservoir at this time. T...