Cika wannan jumla: Baya ga goyon bayan da suka yi na baya-bayan nan na ayyukan tsaro na gida a duk faɗin ƙasar, an fara tura PSUs zuwa Tekun Fasha a lokacin Operation Desert Storm a 1990. Sun kuma yi aiki a Haiti a lokacin Operation Uphold Democracy a shekarar 1994 kuma kwanan nan sun amsa zuwa Port-au-Prince, Haiti nan da nan bayan mummunar girgizar kasa ta 2010. A watan Disamba na 2000, an tura PSU 309 daga Port Clinton, Ohio zuwa Gabas ta Tsakiya don samar da kariya mai mahimmanci ga dukiyar Navy bayan da
harin da aka kai kan USS "Cole".