<prompt> Pedzisa mutsara unotevera: Paakagamuchira basa rake, Iris akagoverwa ku8th Coast Guard District uye akaendeswa kuGalveston, Texas kwaakashandiswa nokuda kwemabasa eATON kusvikira pakuguma kwehondo. Muna April 1947, akabatsira kubvisa vanhu vakanga vakuvara mutsaona yeTexas City apo ammonium nitrate yakaputika. Pashure pokubetsera nokubviswa kwavanhu, Iris yakadzokera kunzvimbo yacho kuzobetsera nokudzima moto zhinji wakanga watanga. Muna April 1989, iye akapindura kunze kune  <response>: Exxon Valdez yakadurura mafuta uye yakabatsira kuchenesa Prince William Sound. Muna 1997, yakaendeswa kuMaritime Administration. 