Dee ihe ga-aga n'ihu na paragraf a - Na August 23, 2011, Washington Monument merụrụ ahụ n'oge ala ọma jijiji nke 5.8 nke 2011 Virginia
A chọtara ihe karịrị 150 n'ihe ncheta ahụ. Onye na-ekwuchitere National Park Service kwuru na ndị nyocha chọpụtara ebe mgbawa dị nso n'elu ụlọ ahụ, ma kwupụta na a ga-emechi ihe ncheta ahụ ruo mgbe ebighị ebi. A kwapụkwara otu akụkụ nke pyramid ahụ n'ụzọ ụfọdụ, iberibe nkume, iberibe nkume, ụrọ, na iberibe ágbá si n'ihe ncheta ahụ pụta ma "mee ka" steepụ ime ụlọ na ebe a na-ekiri ihe na-eme n'ime ụlọ jupụta n'ihe. Ndị ọrụ ogige ahụ kwuru na ha na-akpọbata ụlọ ọrụ injinịa ụlọ abụọ (Wiss, Janney, Elstner Associates, Inc. na Tipping Mar Associates) nwere ahụmịhe dị ukwuu na ụlọ ndị mere eme na ụlọ ndị ala ọma jijiji mebiri iji nyochaa ihe ncheta ahụ.