Rising temperature at Ruapehu’s Crater Lake, New Zealand
Recent activity at New Zealand’s Ruapehu volcano has shown an increase in the temperature of the summit Crater Lake, known as Te Wai ā-moe, rising to more than 30 °C (86 °F) and consistent with heat flow into the lake of about 150-200 MW. Despite this, the level of volcanic unrest activity remains low, with monitoring indicators remaining within the normal range for this type of activity. The Volcanic Alert Level remains at Level 1 and the Aviation Color Code remains Green, indicating a low risk of eruption.