Gadzira shanduro yakaoma zvikuru yemutsara uyu Echo Canyon Dam, iyo inochengetedza Echo Canyon Reservoir, yakavakwa muna 1969 - 70.
Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi "Echo Canyon Dam yakavakwa muna 1969-70, uye ndiro dhamu riri kure zvikurusa riri pasi pegungwa paMeadow Valley Wash".