Pedzisa mutsara unotevera: The Pacoima Dam withstood, but was damaged by the very strong (&gt;1 "g") ground movement which occurred during both the
Kudengenyeka kwenyika kweSan Fernando muna 1971 uye kweNorthridge muna 1994. Nemhaka yokunetseka nezvokugadzikana kwedhiramu uye zvikurukuru kupindura kwaro kudengenyeka kwapasi kunobvira kwomunguva yemberi, County yeLos Angeles, netsigiro yezvokugadzira yeUSGS, yakatanga kuongorora dhamu richishandisa GPS inopfuurira.