All content with label ruapehu.
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Comment: Science Alert Bulletin RUA - 1997/11 - Ruapehu Volcano (Volcano)
10 October 1997, 3:00 pm - Volcanic activity Volcanic earthquakes continued to be recorded at a rate of two to three per hour until about 8 am this morning, and have have since occurred at a much redu…
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Comment: Science Alert Bulletin RUA-1995/01 - Ruapehu Volcano (Volcano)
14 January 1995, 12:00 pm - Update Small phreatic explosions commenced by Friday 13 January, as part of the current heating cycle at Ruapehu Crater Lake. This change to an open vent situation was fore…
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Comment: Science Alert Bulletin RUA-1995/02 - Ruapehu Volcano (Volcano)
3 February 1995 - Update: Crater Lake, Mt Ruapehu continues to heat and the minor phreatic (steam) eruptions which commenced on 13 January 1995 are continuing to occur. Two small events were observed …
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Comment: Science Alert Bulletin RUA-1995/03 - Ruapehu Volcano (Volcano)
7 March 1995 - Update A volcano surveillance/research party visited Crater Lake, Mt Ruapehu on 1 March 1995, in order to measure the lake temperature, collect water samples for analysis and make geode…
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Comment: Science Alert Bulletin RUA-1995/04 - Ruapehu Volcano (Volcano)
4 April 1995 - Alert Level reduced from Level 2 to Level 1 The temperature of Crater Lake, Mt Ruapehu, receded below 47°C on 13 March, thus enabling data to be obtained about the lake temperature via …
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Comment: Science Alert Bulletin RUA-1995/05 - Ruapehu Volcano (Volcano)
27 April 1995 - Alert Level raised from Level 1 to Level 2 On 13 March the temperature of Crater Lake receded below 47°C, thus enabling data to be obtained via the ARGOS satellite recording system. Fr…
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Comment: Science Alert Bulletin RUA-1995/06 - Ruapehu Volcano (Volcano)
28 June 1995 - Update The temperature of Ruapehu Crater Lake at depth has apparently remained above the 47°C recording limit of the ARGOS satellite recording system since the last Science Alert Bullet…
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Comment: Science Alert Bulletin RUA-1995/07 - Ruapehu Volcano (Volcano)
7 July 1995 - Update Since the last Science Alert Bulletin (RUA-1995/06) of 28 June 1995, the largest volcanic earthquake (magnitude ML 3.2) recorded at Ruapehu since 1988 occurred at 08:22 on 29 June…
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Comment: Science Alert Bulletin RUA-1995/09 - Ruapehu Volcano (Volcano)
12 September 1995 - Alert Level reduced from Level 2 to Level 1 Volcanic tremor and acoustic noise from Crater Lake was particularly strong May - June and was followed by eruptions in June and July. A…
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Comment: Science Alert Bulletin RUA-1995/10 - Ruapehu Volcano (Volcano)
21 September 1995 - Alert Level raised from Level 1 to Level 2 Background On 20 September two scientific parties visited Mt Ruapehu to assess the affects of the recent eruptions and the status of acti…
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