11. Phreatic eruptions occurred during the major 1933 earthquake.12. According to eyewitness, phreatic eruptions continued after the large collapse at least twice. 13. Phreatic eruptions typically include steam and rock fragments; the inclusion of lava is unusual.14. It occurred at a flank vent and was a phreatic eruption , which produced lahars. 15. The last major activities on the volcano were the phreatic eruptions of 1976 and 1977. 16. Still, the eruption from Katmai had a VEI of 3, and possibly involved phreatic eruptions . 17. More recently, there was a phreatic eruption in 1766 that deposited ash over a wide area. 18. There was also eruptive activity in 2009 involving minor phreatic eruptions and landslides within the northern active crater. 19. Since 1772, only small phreatic eruptions were recorded before an explosive eruption that began in November 2002. 20. These were produced by phreatic eruptions when magma contacted the water table and water-saturated sediments along the coast.
