Popocatepetl volcano news & eruption update
Вулкан Popocatépetl: Консультативный центр по вулканическому пеплу: LGT VA EMS
Полный отчет выглядит следующим образом:
FVXX20 at 03:38 UTC, 15/04/20 from KNES
VA ADVISORY
DTG: 20200415/0336Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SUMMIT ELEV: 17802 FT [5426 M]
ADVISORY NR: 2020/406
INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT.
ERUPTION DETAILS: LGT VA EMS
OBS VA DTG: 15/0321Z
OBS VA CLD: SFC/FL210 N1917 W09840 - N1915 W09830
- N1900 W09835 - N1900 W09838 - N1917 W09840 MOV
N 15-20KT
FCST VA CLD +6HR: 15/0930Z SFC/FL210 N1916 W09831
- N1913 W09822 - N1900 W09835 - N1901 W09837 -
N1916 W09831
FCST VA CLD +12HR: 15/1530Z NO ASH EXP
FCST VA CLD +18HR: 15/2130Z NO ASH EXP
RMK: LGT VA OBS IN STLT MOVG NNE FM SUMMIT AT
APPROX 15KT BLW FL210. ASH DISSIPATES BEYOND
20NMI. ...RAMIREZ
NXT ADVISORY: WILL BE ISSUED BY 20200415/0930Z
- О НОВОСТИ ВСЕ: Popocatépetl вулкан
- О ИНФОРМАЦИЯ: Popocatépetl вулкан
Предыдущие новости
Background:
Volcán Popocatépetl, whose name is the Aztec word for smoking mountain, towers to 5426 m 70 km SE of Mexico City to form North America's 2nd-highest volcano. The glacier-clad stratovolcano contains a steep-walled, 250-450 m deep crater. The generally symmetrical volcano is modified by the sharp-peaked Ventorrillo on the NW, a remnant of an earlier volcano.
At least three previous major cones were destroyed by gravitational failure during the Pleistocene, producing massive debris-avalanche deposits covering broad areas south of the volcano. The modern volcano was constructed to the south of the late-Pleistocene to Holocene El Fraile cone. Three major plinian eruptions, the most recent of which took place about 800 AD, have occurred from Popocatépetl since the mid Holocene, accompanied by pyroclastic flows and voluminous lahars that swept basins below the volcano. Frequent historical eruptions, first recorded in Aztec codices, have occurred since precolumbian time.
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Source: GVP, Smithsonian Institution - Popocatepetl information
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