Cika jumla mai zuwa:
1971 San Fernando girgizar kasa, Ma'aikatar Albarkatun Ruwa ta California Sashen Tsaro na Dam ya jagoranci binciken kwanciyar hankali na duk madatsun ruwa a California, gami da madatsun ruwa na Chatsworth. Binciken ya nuna cewa za a sake gina madatsun ruwa na Chatsworth gaba ɗaya don su kasance da aminci a lokacin girgizar ƙasa mai girma. A shekara ta 1972 an zubar da madatsar ruwa kuma an cire shi daga aiki. Babu jadawalin sake gina Chatsworth Reservoir da aka kafa.