Large amounts of sulphur dioxide are being emitted by Kilauea volcano in Hawaii. Up to eight times average SO2 emissions were reported this week from Halemaumau vent at the summit. At Pu`u `O`o Crater on the east rift zone, sulphur dioxide emission rate was 2,000 tonnes/day compared to an average of about 1,700 tonnes/day. Lava continues to flow through tubes to the ocean.
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