Elk Hills Oil Field
...that the Elk Hills Oil Field in San Joaquin Valley is the largest natural gas-producing oil field in California, and has produced over 2 trillion cubic feet (60 billion m³) of gas since its discovery in 1911?
...that the <b id="mwEJw"><a href="./Elk_Hills_Oil_Field" id="mwEJ0" rel="mw:WikiLink" title="Elk Hills Oil Field">Elk Hills Oil Field</a></b> in <a href="./San_Joaquin_Valley" id="mwEJ4" rel="mw:WikiLink" title="San Joaquin Valley">San Joaquin Valley</a> is the largest <a href="./Natural_gas" id="mwEJ8" rel="mw:WikiLink" title="Natural gas">natural gas</a>-producing <a class="mw-redirect" href="./Oil_field" id="mwEKA" rel="mw:WikiLink" title="Oil field">oil field</a> in <a href="./California" id="mwEKE" rel="mw:WikiLink" title="California">California</a>, and has produced over 2 trillion cubic feet (60 billion m³) of gas since its discovery in 1911?