Ihe Omume Mgbawa
Naanị mgbe anyị malitere iche Ugwu St. Helens ka ọ na-edozi ala, ọkụ ọkụ ma ọ bụ ọgba aghara. Nke a bụ usoro usoro iheomume nke ọrụ n 'ugwu St. Helens na-adịbeghị anya.
2005 iji chee
Ugwu St. Helens ka na-enwe ọganihu dị ala, ụzụ nke ikuku na ikuku volcanic, obere mmepụta nke ash, na uto nke dome ọhụrụ n'ime oghere.
March 8, 2005
Ugwu ugwu St. Helens nwere ugwu mgba okpuru na-enwe obere ihe mgbawa, nke na-esi na steam na-ash plume ruru ugwu 36,000 n'ogologo elu igwe.
Jenụwarị 16, 2005
Mgbawa na-agbawa agbawa na ash na nkume dị ka mita 1 na ndagwurugwu na ash n'ebe ọwụwa anyanwụ gaa n'ugwu mgbago nke dị n'ebe ọwụwa anyanwụ.
October 11, 2004 iji chee
Ọdịdị ọhụrụ na nke pụrụ iche pụtara ìhè; ọ na-aga n'ihu na-eto ma na-agbanwe.
Ọktoba 5, 2004
Mmiri na-esiwanye ike na steam-na-ash kemgbe mmalite ọgba aghara. Ọ dịgidere otu awa. Eku ruru ihe dị ka mita 3,700 (12,000) ma na-agagharị n'ebe ugwu-n'ebe ugwu. Uzuzu uzuzu uhie na-adakwasị n'obodo Morton, Randle, na Packwood, ihe dị ka kilomita 50 site na ya. Uzuzu uhie na-emetụta n'akụkụ ọwụwa anyanwụ nke Ugwu National Park nke Rainier, 110 kilomita (70 mi) n'ebe ugwu ugwu.
October 1, 2004
Obere obere steam, na obere ash, nyere site na windo dị na ndịda nke afọ 1980-86 nke dome
September 23-25, 2004
Mmiri ala ọma jijiji na-adịghị emetụ (obere karịa ịdị elu 1) malitere na ụtụtụ nke Septemba 23, na-etubata n'ehihie na Septemba 24, mgbe ahụ, ọ jụrụ n'ehihie September 25.
Isi ihe data: USGS / Cascades Volcano Observatory
>> Nkọwa nke 1980 Mount St. Helens Ọrụ
Ọ malitere na March 15, 1980, mgbe Ugwu St. Helens malitere oge ọrụ nrịgo dị ala. Ka ọrụ ahụ na-arị elu, ugwu mgbawa ahụ nọ na-edebe anyị niile na nsọtụ oche anyị. Nke a bụ isi ihe sitere na ihe ndị na-eduga na isi nke May 18 , na ngbanwe usoro oge.
Mee 17, 1980
Ndị ọrụ mmanye iwu na-ebuga ihe dịka 50 ndị na-ere ihe onwunwe n'ime Mpaghara Red wee weghachite ihe onwunwe.
Mee 7-13, 1980
A na-esite n'igwe ọkụ gbapụ obere ụgbọ elu nke steam na ash. Ala ọma jijiji ndị na-emepụta ihe ruru elu 4.9.
April 29, 1980
Ndị ọchịchị gọọmenti gwara gọvanọ ka ha mechie nnukwu mpaghara gburugburu ugwu mgbawa ahụ. Atụmatụ a na-akpọ mpaghara Red (enweghị ohere ọha na eze) na Blue Zone (ohere a kpachiri). Ndị ọchịchị na-ahụ maka ọrụ mberede na-enwe nkụda mmụọ n'ihi na ọha na eze pụtara na ha amaghị ihe ize ndụ ahụ.
March 27 ruo April 18, 1980
Ala ọma jijiji na mgbawa na-efe efe na-apụ na n'oge a.
March 20, 1980
Ogologo ala oma 4.1, n'adịghi ka o bula a choputara na mpaghara a, mere na nsi ugwu ugwu nke ugwu St. Helens. Ndị ọkà mmụta sayensị ejighị n'aka ma ala ọma jijiji mbụ ndị a metụtara ọrụ mgbawa. Ha kpebiri itinye ndokwa sụmịnụ ọzọ ka ha wee nwee ike iji nlezianya hụ ọrụ ọrụ n'ọdịnihu.
March 15-19, 1980
A na-edekọ ọtụtụ ala ọma jijiji, ma anaghi amata ha dị ka ndị na-aga n'ihu na-arụ ọrụ mgbawa.
Isi ihe data: USGS / Cascades Volcano Observatory. Lelee ebe nrụọrụ weebụ a maka usoro ihe omumu nke ozo.
>> Ogologo Ugwu St. Helens Ọrụ
>> Akụkọ ihe mere eme nke ugwu St. Helens Ọrụ
Ka ugwu na-aga, Mount St. Helens bụ nwata. Ihe ndekọ kachasị amara nke ugwu ugwu ahụ gbawara n'ihe dị ka afọ 50-40,000 gara aga, na cone nke dara ada na 1980 bụ nanị 2200 afọ. Ụfọdụ ndị Indian nke Pacific Northwest dị iche iche a na-akpọ Mount St. Helens "Louwala-Clough," ma ọ bụ "ugwu na-ese anwụrụ." Aha nke oge a, Mount St. Helens, nyere na ugwu mgbawa na 1792 site na Captain George Vancouver nke Royal Royal Navy, onye na-eme ihe nkiri na onye nyocha.
Ọ kpọrọ ya maka asọpụrụ onye agbata obi ya, bụ Alleyne Fitzherbert, onye nwere aha Baron St. Helens na onye nọ n'oge ahụ bụ onye nnọchiteanya Britain na Spain. Vancouver na-akpọkwa ugwu mgbawa atọ na Cascades - Maker Baker, Hood, na Rainier - maka ndị isi ụgbọ mmiri Britain.
Nke a bụ isi ihe dị n'Ugwu St. Helens na-arụ ọrụ n'ime afọ 2000 gara aga:
Oge Ọgba Ọhịa
Ihe dika 1800 AD
Oge mgbagwoju anya a diri 100-150. Ihe ndị a maara na-agụnye mgbawa uhie na 1842, nke e tinyere site na extrusion nke ndị ọchịchị Goat Rocks. Ihe ndekọ nke oge a na-egosi ọrụ ọtụtụ ugboro na 1840 na afọ 1850, ma ha abụghị ndị a kapịrị ọnụ na ọbụna na-emegide. Ọrụ ikpeazụ dị mkpa tupu afọ 1980 bụ "oké anwụrụ ọkụ na ọkụ" na 1857, ọ bụ ezie na ọ bụ obere, ndị a na-enweghị nkwenye na-akọ na 1898, 1903, na 1921
Oge Kalama
1479 ruo 1482 AD
Oge mgbagwoju a tinyere abuo uzo abuo di iche iche, dika ozo na ulo ogwu.
Akara Sugar Oge Oge
Ihe dị ka 800 AD
Uzo St. Helens weghagharia site na nchikota ulo oru dome, ugbua ozo, na pyroclastic na-agagharia n'oge a.
Oge Kasị Elu nke Castle Creek
200 BC ruo 300 AD
Ihe ndi ozo n'oge a bu ihe ndi ozo nke ash, pyroclastic na-agba, na mmiri na-aga.
Isi ihe data: USGS / Cascades Volcano Observatory: Mount St. Helens History Drop
>> Nkọwa nke 1980 Mount St. Helens Ọrụ
>> Ogologo Ugwu St. Helens Ọrụ