Mezue ahịrịokwu na-esonụ: N'egwuregwu Olimpik nke afọ 2012 e mere na Lọndọn, Schmitt nwetara ọlaedo atọ, ọlaọcha otu, na ọla nchara otu. N'ihe omume mbụ ya, 4 × 100 mita freestyle relay, Schmitt meriri ọla nchara na Missy Franklin, Jessica Hardy na Lia Neal, ebe ndị otu US kwụsịrị nke atọ n'azụ ndị otu ụmụ nwanyị si Australia na Netherlands. Na-egwu mmiri n'ụkwụ arịlịka, Schmitt nwere nkewa nke 53.54 sekọnd na ndị otu gwụchara na ngụkọta oge nke 3:34.24, ihe ndekọ America. Schmitt nwetara ihe nrite nke mbụ n'egwuregwu Olimpik nke mbụ ya, ọlaọcha, na mita 400 n'ụdị onwe ya, na ime nke a, setịpụrụ ihe ndekọ America maka ihe omume ahụ. Oge ya nke 4:01.77 bụ naanị 0.32 sekọnd n'azụ onye mmeri Camille Muffat. N'asọmpi nke abụọ na nke ikpeazụ ya, 200 mita freestyle, Schmitt meriri ọla edo mgbe ọ na-esetịpụ ihe ndekọ Olympic ọhụrụ nke 1: 53.61, nke bụkwa ihe ndekọ ọhụrụ nke America. N'ọsọ ahụ, Schmitt meriri Muffat na 1.97 sekọnd. N'ime
4 × 200 mita freestyle relay, Schmitt nwetara ọla edo nke abụọ ya mgbe ọ gafere Alicia Coutts nke Australia wee bute ya n'ọhịa na nkewa nke 1: 54.09 dị ka ụkwụ arịlịka. N'otu aka ahụ, ndị otu mmeri 4 × 200 mita bụ Missy Franklin, Dana Vollmer na Shannon Vreeland. N'ihe omume ikpeazụ ya, 4 × 100 mita medley relay, Schmitt meriri ọla edo na Missy Franklin, Rebecca Soni, na Dana Vollmer. Na-egwu mmiri n'egwuregwu freestyle, Schmitt dere oge nke 53.25, ndị otu America wee gaa n'ihu setịpụ ihe ndekọ ụwa na oge nke 3:52.05, na-emezi ihe ndekọ ndị China nke 3:52.19 setịpụrụ na 2009.