This report outlines the preliminary account of Mt. Galunggung eruption that took place beginning of April 1982 and continued for several months. After almost 64 years of quiesence Mt Galunggung, located some 350 km souhteast of Jakarta, suddenly erupted at dawn of April 5, 1982. The explosion, heralded by bright glows and lightnings, awakened some 200,000 people living close to the volca-no. A…