However, Fort Peck only controls runoff from 11 percent of the Missouri River watershed, and had little effect on a severe snowmelt flood that struck the lower basin three years later.
Con todo, Fort Peck só controla a escorrentía do 11% das concas do río Missouri, e tivo pouco efecto nunha grave inundación por desxeo que azoutou a conca baixa tres anos despois.