1975 earthquake
... that during the 1975 earthquake in Morris, Minnesota, USA, one man thought the loud bangs he heard came from a nearby gas plant that he thought exploded?
... that during the <b id="mwCYs"><a href="./1975_Morris_earthquake" id="mwCYw" rel="mw:WikiLink" title="1975 Morris earthquake">1975 earthquake</a></b> in <a href="./Morris,_Minnesota" id="mwCY0" rel="mw:WikiLink" title="Morris, Minnesota">Morris, Minnesota</a>, <a class="mw-redirect" href="./USA" id="mwCY4" rel="mw:WikiLink" title="USA">USA</a>, one man thought the loud bangs he heard came from a nearby gas plant that he thought exploded?