A blowout at the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Ixtoc_I" id="mw-Q" rel="mw:WikiLink" title="Ixtoc I">Ixtoc I</a> oil well in the southern <a href="https://en.wikipedia.org/wiki/Gulf_of_Mexico" id="mw-g" rel="mw:WikiLink" title="Gulf of Mexico">Gulf of Mexico</a> causes at least <span about="#mwt74" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"3000000"},"2":{"wt":"oilbbl"},"3":{"wt":"m3"}},"i":0}}]}' id="mw-w" typeof="mw:Transclusion">3,000,000 barrels (480,000</span><span about="#mwt74" typeof="mw:Entity"> </span><span about="#mwt74">m</span><sup about="#mwt74">3</sup><span about="#mwt74">)</span> of oil to be spilled into the waters, the second-worst accidental <a href="https://en.wikipedia.org/wiki/Oil_spill" id="mw_A" rel="mw:WikiLink" title="Oil spill">oil spill</a> ever recorded.