Masaya volcano (Nicaragua) - Smithsonian / USGS Weekly Volcanic Activity Report for 30 June-6 July 2004 (Continuing Activity)
mer., 30 juin 2004, 06:00 06:00 AM | AUTEUR : VNOn 4 July at 0615, a narrow plume of steam and/or ash from Masaya was visible on satellite imagery extending to the SW. By 0715 the plume extended ~12 km from the summit.
Source: Washington Volcanic Ash Advisory Center (VAAC)
From: Global Volcanism Program, 2004. Report on Masaya. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 30 June-6 July 2004. Smithsonian Institution and US Geological Survey.
mer., 1 oct. 2003, 06:00
Masaya volcano (Nicaragua) - Smithsonian / USGS Weekly Volcanic Activity Report for 1 October-7 October 2003 (New Activity / Unrest)
A pilot reported seeing an eruption cloud from Masaya on 4 October at 0731 at a height of ~4.6 km a.s.l. Satellite imagery showed a white plume emanating from the volcano, but there were no indications of ash, suggesting that the plume was composed mainly of gas and steam. ... Read all
mer., 23 mai 2001, 06:00
Masaya volcano (Nicaragua) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 May-29 May 2001 (New Activity / Unrest)
The Washington VAAC reported that Masaya may have erupted on 23 May at ~1300. Ground observations from the capital city of Managua, 20 km NW of the volcano, indicated that there was a reduction in visibility to the SE of the city due to volcanic "smoke" and steam. The presence of the ash cloud could not be confirmed on satellite imagery due to thunderstorms in the area. ... Read all