San Cristobal volcano (Nicaragua) activity update: sporadic explosions, ash columns ranging from 5,000 m to 1,500 m
Sunday Sep 09, 2012 12:05 PM | BY: T
INETER reports that San Cristobal Volcano's activity remains with sporadic explosions, ash columns have fluctuated between 5,000 m to 1,500 m. The ash plumes have traveled 50 km to the west-north-west. The communities most affected are the Elder, The Greece1, 2, 3 and 4, La Joya, Santa Catalina,El Piloto, Las Banderas, Las Rojas, Carlos Fonseca, Jiquilillo, Mechapa and Cosiguina.
If rain occurs, the rain mixed with with ash and gases will cause acid rain and can also produce mudflows in gullies draining the volcano. At the time of writing this bulletin, there have been 26.1mm rain accumulated (4.00 PM).
INETER continues to monitor the volcano's activity permanently placing a fixed observation post at the Casitas volcano and also monitors gases (sulfur dioxide), and collects samples of ash to send to labs to analyze at the University of Mexico.
Managua, September 8, 2012, 5 pm local time.
Sunday, Sep 09, 2012
Nicaragua's San Cristobal volcano erupted yesterday (8 Sep) morning and produced an tall ash column that initially may have rises up to about 32,000 ft (10 km) altitude (about 8 km above the crater) and later quickly decreased. ... [more]