Geologists recently identified a 454. 4 million-year-old volcano on England's east coast, but whether the structure can be considered a "supervolcano" remains an open question.
Source: [Live Science](https://www.livescience.com/planet-earth/volcanoes/an-ancient-supervolcano-has-been-found-hiding-beneath-eastern-england-but-experts-say-theres-not-enough-evidence-to-call-it-that)