Mount Pavlof or Pavlof Volcano is a stratovolcano of the Aleutian Range on the Alaska Peninsula. It has been one of the most active volcanoes in the United States since 1980, with eruptions recorded in 1980, 1981, 1983, 1986–1988, 1996–1997, 2007, 2013, twice in 2014, 2016, and again in 2021-2022.

Pavlof Volcano, near the end of the Alaska Peninsula, is one of the most active volcanoes in North America. It sometimes erupts with little warning and can produce ash clouds that are a danger to air traffic.

Ivan Petrovich Pavlov (Russian: Иван Петрович Павлов, IPA: [ɪˈvan pʲɪˈtrovʲɪtɕ ˈpavləf] ⓘ; 26 September [O.S. 14 September] 1849 – 27 February 1936) [2] was a Russian and Soviet experimental neurologist and physiologist known for his discovery of classical conditioning through his experiments with dogs.

Jan 20, 2023 · It is situated high on the northeastern flank of Emmons Lake Caldera along a northeast-trending alignment of vents that includes Pavlof Sister, and several intracaldera cones. The stratovolcano is relatively undissected and is mostly Holocene in age.

Pavlof, one of the most consistently active volcanoes in the Aleutian Islands, has been erupting since mid-November 2021, with frequent weak explosions, periods of lava spatter, fountaining, small lava flows and emissions of steam and gas that sometimes contained ash (BGVN 47:08).

Jan 25, 2023 · Pavlov is the most active volcano of the Aleutian arc. Typical eruption style: Explosive. The 2519-m-high, largely snow-capped Holocene stratovolcano was constructed along a line of vents extending NE from the Emmons Lake caldera.

Pavlof Volcano, volcanic peak of the Aleutian Range, southwestern Alaska, U.S. Situated about 580 miles (930 km) southwest of Anchorage, on the west side of Pavlof Bay, it lies near the southwestern tip of the Alaska Peninsula.

Nov 4, 2021 · Pavlof Volcano, an approximately 2440-meter (8000 ft) high stratovolcano located within the Aleutian volcanic arc, has remained elusive in yielding clues to impending eruption.

Oct 4, 1996 · Pavlof is the most active volcano in Alaska, having erupted 40 times since the late 1700s. Like many Alaskan volcanoes, it is known to geologists as a "wet" volcano because its summit is covered with snow and ice.

This report outlines the chronology of events associated with the 2014 eruptive activity at Pavlof Volcano, provides documentation of the style and character of the eruptive episodes, and reports briefly on the eruptive products and impacts.

Pavlof Volcano is a snow- and ice-covered stratovolcano located on the southwestern end of the Alaska Peninsula about 953 km (592 mi) southwest of Anchorage. The volcano is about 7 km (4.4 mi) in diameter and has active vents on the north and east sides close to the summit.

Jan 20, 2023 · Pavlof Volcano is a snow- and ice-covered stratovolcano located on the southwestern end of the Alaska Peninsula about 592 mi (953 km) southwest of Anchorage. The volcano is about 4.4 mi (7 km) in diameter and currently has an …

The most active volcano of the Aleutian arc, Pavlof is a Holocene stratovolcano that was constructed along a line of vents extending NE from the Emmons Lake caldera. Pavlof and Pavlof Sister to the NE form a dramatic pair of symmetrical, glacier-covered stratovolcanoes that overlook Pavlof and Volcano bays.

Feb 23, 2025 · Ivan Pavlov (born September 14 [September 26, New Style], 1849, Ryazan, Russia—died February 27, 1936, Leningrad [now St. Petersburg]) was a Russian physiologist known chiefly for his development of the concept of the conditioned reflex.

Dec 7, 2022 · Pavlof, one of the most consistently active volcanoes in the Aleutian Islands, has been erupting since mid-November 2021, with frequent weak explosions, periods of lava spatter, fountaining, small lava flows and emissions of steam and …

Aug 12, 2021 · Scientists set the threat level to “orange,” indicating eruptions are underway, for the Great Sitkin, Pavlof and Semisopochnoi volcanoes, reports Mark Thiessen of the Associated Press.

May 17, 2013 · A towering ash plume, cascading debris, and steam explosions suggested that the eruption of Pavlof Volcano had intensified several days after it began. On May 16, 2013, the Alaska Volcano Observatory reported ash plumes reaching up to 12,000 feet (3,700 meters) above the volcano’s summit.

Aug 10, 2021 · The most active volcano of the Aleutian arc, Pavlof is a Holocene stratovolcano that was constructed along a line of vents extending NE from the Emmons Lake caldera. Pavlof and Pavlof Sister to the NE form a dramatic pair of symmetrical, glacier-covered stratovolcanoes that overlook Pavlof and Volcano bays.

Jul 29, 2011 · Additional background information on Pavlof Volcano including history of volcanic activity, location, and geologic maps is also available on the Alaska Volcano Observatory home page and in VolcanoWorld.

Ivan Petrovich Pavlov was born on September 14, 1849 at Ryazan, where his father, Peter Dmitrievich Pavlov, was a village priest. He was educated first at the church school in Ryazan and then at the theological seminary there.