2011
Archived Volcanic Alert Bulletins from 2011.
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Mar 7 2011, 4:00 pm - Ruapehu Volcano
Volcanic Alert Bulletin RUA-2011/01 - Crater Lake heating; Alert Level remains at 1 -
Apr 5 2011 - Ruapehu Volcano
Volcanic Alert Bulletin RUA-2011/02 - Crater Lake remains hot; Aviation Colour Code changed to Yellow; Alert Level remains at 1 -
Apr 18 2011 - Ruapehu Volcano
Volcanic Alert Bulletin RUA-2011/03 - Crater Lake slowly cooling; Aviation Colour Code remains at Yellow; Alert Level remains at 1 -
May 2 2011, 3:00 pm - Ruapehu Volcano
Volcanic Alert Bulletin RUA-2011/04 - Crater Lake slowly cooling; Aviation Colour Code returns to Green; Alert Level remains at 1 -
Oct 4 2011, 10:00 am - Ruapehu Volcano
Volcanic Alert Bulletin RUA-2011/05 - Update; Aviation Colour Code remains at Green; Alert Level remains at 1
