G5 afā malosi o le la ma le fa'aogaina o le eletise eletise¶

O se afā mata'utia geomagnetic o lo'o fa'atusalia ai se tasi o fa'alavelave fa'anatura e sili ona mata'utia o lo'o feagai ma fa'aonaponei fa'atekonolosi. Pe a fa'aalia e se itulagi malosi le la se Coronal Mass Ejection, ua ta'ua o le CME, e faitau piliona tone o le plasma solar ua pa'u i le vanimonimo i le saoasaoa e sili atu i le 2,000 kilomita i le sekone (1,240 maila i le sekone). Afai o le va'aiga maneta o lo'o tu'u i le itu i saute, e fa'afeso'ota'i sa'o ma le fanua fa'amaneta o le lalolagi. O lenei feso'ota'iga e fa'aoso ai le toe feso'ota'iga maneta, fa'aoso le fiaselau afe o amperes o a'ave fa'a-geomagnetically e ala i feso'ota'iga eletise, fa'atumuina mea fa'aliliu eletise maualuga, ma fa'amata'u e malepe laina eletise fa'aitulagi mo masina.

E le pei o fa'alavelave fa'afuase'i e pei o mafui'e po'o asiosio, o le tau o le vanimonimo e mulimulita'i va'aiga fa'asolosolo fa'aletino. Satellite observatories o loʻo tuʻuina i le Sun-Earth Lagrange Point 1 e tuʻuina atu i le va o le 15 ma le 48 itula o le faʻaaliga muamua aʻo leʻi fetaui le ao plasma tele ma lo tatou magnetosphere. O le faia o se gaioiga maumaututu i lenei vaitaimi o lapataiga e mafai ai e aiga, pulega a le malo, ma fale ona puipuia meafaigaluega taua, teuina vai mama, malupuipuia isi punaoa eletise, ma saunia mo se taimi umi e aunoa ma le eletise a le malo, vai tafe, po o fesootaiga feaveai.

Fai nei loa¶

1. Ia teu vave vai inu ma vai tumama:
   • Faatumu atigipusa mama-mea'ai ma ipu fa'amama i vai paipa e maua ai le 4 lita (1 kalone) i le tagata i le aso mo le 14 aso.
   • Laina tapu ta'ele i ta'ele'ele mo mea'ai po'o tapu a'o le'i fa'atumu i vai mo le tumama ma le fufuluina.
   • Tape le alavai e tu'u ese ai le vai o lo'o ulu atu i lou fale pe a pa'u le mamafa o laina fa'alotoifale e taofia ai le toe fa'afo'i.
2. Tau i tua tinoitupe ma faatumu tane suauu o taavale:
   • Aumai tinoitupe fa'aletino i fa'ailoga laiti mai lala o faletupe i le lotoifale a'o le'i fa'aletonu laina fa'amaumauga ma fa'apogisa ai feso'ota'iga e totogi ai kata.
   • Tu'u i luga tane suauu ta'avale, apa fesoasoani, ma faatanoa meafaigaluega a'o le'i mou atu le paoa o pamu suauu.
   • Fa'aopoopo mea fa'amautu suau'u fa'apisinisi i pusa penisini ma tiso e fa'asao ai vai mo le fa'aogaina o afi.
3. Fa'a'ese'ese ta'amilosaga fa'alotoifale ma se'ese maaleale microelectronics:
   • Mo'i ese komepiuta, televise, alalaupapa, ma iunite tau sa'o mai pa puipui.
   • Tape le ta'i lua pou muamua i lau laulau autu mo uta mamafa 240-volt, e aofia ai pamu vevela ma fa'avevela vai.
   • Su'i fa'asolo i luga ole fale ole la ma faiga e teu ai maa ile fale ile motu tu'ufua a'o le'i o'o mai le fa'ate'ia.
4. Ia maua sapalai faafomai ma mea e manaomia e le tagata lava ia:
   • Fa'amautu le 30 i le 90 aso fa'aagaga o vaila'au talavai i aso ta'itasi, sapalai fa'afoma'i, pusa inisalini, ma ma'a fa'aagaga mo masini fa'afoma'i.
   • Fa'apotopoto le AM, FM, ma fa'asalalauga fa'asalalau pupuu, fa'amaonia le tele o seti o ma'a fou.
   • Fa'amautu fa'afanua pepa ma ala atlases o lo'o teuina i totonu o ta'avale uma a le aiga, aua o fa'ailoga satelite fa'atulagaina e feagai ma le fa'aleagaina o aso e tele.
5. Fa'atūina feso'ota'iga a aiga ma fa'asalalauga fa'atasi:
   • Filifili se nofoaga muamua e feiloa'i ai ma se isi nofoaga fa'aitulagi ina ne'i malepe feso'ota'iga feavea'i.
   • Tufa atu fa'amatalaga fa'afeso'ota'i aiga fa'afuase'i i luga o kata fa'apipi'i, e aofia ai numera fa'aitulagi o laina fanua.
   • Ia malilie i itula mata'ituina fa'atulagaina mo alaleo fa'asalalau fa'afuase'i fa'apitonu'u e fa'asao ai le ola maa.

flowchart TD
    A["Ua Ma'omia le Pa a le La: Satellite Observatories Fa'amaumau le Mauaina Tele o Coronal Mass Ejection"] --> B["Fa'amalama Lapata'iga: 15 i le 48 Itula A'o lumana'i A'afiaga o le Magnetospheric Earth"]
    B --> C["Sauniuniga Vaega 1: Teu le Suavai 14 Aso ma Faatumu Fa'aagaaga Suau'u Ta'avale"]
    C --> D["Sauniuniga Vaega 2: To'i ese tinoitupe Laiti ma Fa'asaoina Fa'aagaaga mo le 30 Aso"]
    D --> E["Vaega 3 Sauniuniga: Ta'e ese 240V Vave Mamafa ma Ta'ese Mea Fa'aeletonika Ma'ale'ale"]
    E --> F["Lagrange Point 1 DSCOVR Tu'u: Fa'ai'u 15 i le 45 Minute Lapataiga Fa'ate'ia."]
    F --> G{"Po'o Pa'u le Fa'a-Fa'aitulagi High-Voltage Transmission Grid?"}
    G -- "Ioe: Transformer Saturation" --> H["Fa'amataina Faigata'iga Ta'oto'otoga Fa'avaitaimi Umi ma Fa'asoa Suavai"]
    G -- "Leai: Pulea Motu" --> I["Taofi le motusia se'ia o'o i lalo Kp Index I lalo ole 5"]

Physical of Coronal Mass Ejections ma Solar Superstorms¶

O le fa'aosoina o le coronal mass ejection o lo'o fa'atusalia ai se fa'aliga mata'utia o le plasma fa'amagneta o le la o lo'o fa'aputuina i protons hydrogen ionized, vaega o le alpha, ma eletoni saoloto. O nei fa'auluina plasma e afua mai i vaega o maneta mimilo ua ta'ua o vaega o le la po'o le la. Pe a sele ma toe fa'afeso'ota'i laina fa'afeagai o le maneta i totonu o nei vaega malosi, e tupu se fa'asa'olotoga o le malosi fa'apolopolo. O lenei faiga e faaosofia ai le faitau piliona o tone o mea o le la i le vanimonimo i le saoasaoa e amata mai i le 400 kilomita i le sekone (250 maila i le sekone) i taimi o mea laiti e oo atu i le sili atu i le 2,500 kilomita i le sekone (1,550 maila i le sekone) i taimi o afā tetele.

A'o fealua'i le plasma lea i le va o le vateatea, e fa'apipi'i ai le matagi o le la i se fa'ate'ia tele i luma. O le fa'asinomaga o lenei maneta i luga o le itu i matu-saute, fa'amatalaina o le vaega Bz, fa'atonuina taunuuga o le eleele. A faasino le fanua i le itu i matu, e tutusa ma le dipole o le Lalolagi, o le magnetopause e faase'e ma le saogalemu le ao si'osi'omaga o le paneta.

A liliu malosi le vaega Bz agai i saute, e fa'afeagai ma laina malosi o le lalolagi, e tupu le toe feso'ota'iga fa'amaneta i le manetaopause i le ao. O lenei toe feso'ota'iga e tatala ai se ala fa'aletino mo le malosi o le savili o le la e tu'i sa'o i totonu o le magnetosphere i totonu. O le plasma o loʻo oʻo mai e faʻavavevave i luga o laina fanua agai atu i polar regions, faʻaosoina le malosi o le auroral electrojet i le ionosphere i le maualuga i le va o le 100 kilomita ma le 150 kilomita (62 maila ma le 93 maila).

O a'afiaga ole tau ole vanimonimo e fa'aalia ile tolu vaega fa'aletino ma'oti pe a mae'a le pa tele ole la:

• ** Te'i Electromagnetic Radiation (Tau mai i le 8.3 minute):** Malaga i le saoasaoa mama, malamalama ultraviolet ma X-ave e ati i le ionosphere o le ao. O lenei fa'avevela e aveese ai eletise mai molela'au o le ea, ma fa'afuase'i ai le pe'e o le leitio i luga o laina maualuga i le va o le 3 megahertz ma le 30 megahertz.
• Solar Radiation Storm (Tau mai i le 20 minute i le tele o itula): O protons ma ion mamafa e fealuai i laina o le fanua sa'o i le ea maualuga. O nei vaega e fa'aoso ai fa'alavelave fa'afuase'i i satelite fa'ata'amilomilo, fa'aleagaina ai fa'asologa o le la, ma fa'aalia ai va'alele transpolar i fa'ainitaneti maualuga.
• Geomagnetic Storm Shock Front (Tau mai ile 15 i le 48 itula): O le ao plasma e o'o atu i le Lalolagi, ma fa'amalosi ai le magnetopause i le ao i totonu mai le 10 Earth radii i lalo ifo o le 4 Earth radii. O le fa'atupuina o suiga fa'alelalolagi o le geomagnetic field e maua mai ai le tele o le eletise eletise i atina'e eleele.

Va'aiga Va'ai Tau ma Fua NOAA¶

O le National Oceanic and Atmospheric Administration Space Weather Prediction Center e fa'avasegaina tulaga o le tau i le vateatea e fa'aaoga ai fua fa'ata'atia e lima tulaga. O fua nei o lo'o fa'amatalaina ai Afa o Geomagnetic, Afa o le Solar, ma Leitio Leitio. O fa'alapotopotoga fa'apa'aga e aofia ai le European Space Agency ma le UK Met Office o lo'o fa'asoa fa'atasia nei fa'avasegaga.

O le paneta K-index, ua fuaina i luga o le fua mai le 0 i le 9, e fuaina faʻalavelave faʻafefe geomagnetic fanua i luga o le tolu itula vaeluaga e faʻaaoga ai magnetometers eleele. Mo mea mata'utia G5, e fuaina e saienitisi le fa'asologa o taimi o matagi, ua ta'ua o le Dst, e su'e ai le mama equatorial malosi i le nanoteslas. A o afā feololo e oʻo atu i Dst tau o le leaga 50 nanoteslas i le leaga 100 nanoteslas, superstorms sili atu leaga 500 nanoteslas, faatasi ai ma le 1859 Carrington Event fuafuaina i le va o le leaga 850 nanoteslas ma le leaga 1,000 nanoteslas.

O lo'o mata'ituina fo'i e ofisa o le tau i le vateatea matagi fa'avevela a le la i le va'aiga S1 i le S5 e fa'atatau i le fe'avea'i o protons malosi e sili atu i le 10 megaelectronvolts. Ole maualuga ole fa'avevela ile S5 ole a'afiaga ole olaola i tagata va'alele i fafo atu o le talipupuni ma fa'aosoina atoa le fa'aoga o le leitio ile pito polar e lua. Leitio pa'u, fa'avasega mai le R1 i le R5, fa'ata'ita'i le tumutumu o le la X-ray flux, lea o le R5 pa'u tele e mafua ai le tapeina uma o feso'ota'iga i luga o le la.

O A'o Fa'aigoa Fa'a-Geomagnetically ma Fusi Fusi Fisi¶

O le masini fa'aletino e feso'ota'i ai afā geomagnetic i luga o le ea i luga o le ea i le fa'aletonu o atina'e o le eleele e fa'avae i le tulafono a Faraday o le fa'aosoina. O suiga vave i le paneta maneta e mafua ai le eletise faaitulagi i totonu o le eleele ma le ofu talaloa o le Lalolagi. O nei fanua geoelectric faalava, fuaina i volts i kilomita, ave eletise eletise e ala i tapuni faʻataʻitaʻiga faʻafesoʻotaʻi le lalolagi i le tele o vaega. Talu ai ona o feso'ota'iga eletise konetineta, paipa, ma uaea i lalo o le sami e faitau selau kilomita, e fai ma 'antenna e aoina ai nei au.

O galu fa'ageomanetically fa'aoso, e masani ona fa'apu'upu'u o le GIC, e fa'agaoioi i alaleo ultra-maualalo i le va o le 0.001 hertz ma le 0.1 hertz. I meafaigaluega maualuga-voltage ua fuafuaina mo le fesuiaiga o le taimi nei i le 50 hertz poʻo le 60 hertz, o nei au e amio e pei o le saʻo saʻo. Pe a o'o atu se vai fa'a-geomagnetically fa'aoso i totonu o se fale fa'aele'ele, e alu sa'o atu i le feso'ota'iga le sa'o i totonu o ta'amilosaga 'apamemea o transformers fa'aopoopo-maualuga-voltage.

I lalo o le fa'agaioiga masani, o le fa'aliliuga autu e fa'agaoioia tutusa i totonu o lona fa'atapula'a mamanu fa'amaneta, uila uila i le va o le lelei ma le leaga fa'aletonu maneta e aunoa ma le sili atu i le saturation thresholds. A o'o mai le a'ave sa'o mai se afā geomagnetic i totonu o ta'amilosaga, e fa'atūina ai se fa'aituau fa'amaneta e tasi. O lenei fa'aletonu e mafua ai ona tumu fa'amaneta le totonugalemu i le afa o ta'amilosaga ta'amilosaga ta'itasi, o se fa'alavelave e ta'ua o le afa-cycle saturation.

O le tasiration o le afa-taamilosaga e tupu ai faʻalavelave ogaoga o galuega:

• Fu'a'i Fa'amaneta Sese ma le Fa'avela o le Tank: O le taimi lava e so'ona ai le u'amea u'amea, ona masaa lea o fe'avea'i fealua'i i vaega fa'avae, e aofia ai papatusi nonoa ma le tane u'amea. O vaega ia e a'afia ai a'ave eddy, ma mafua ai ona si'itia le vevela o totonu i luga atu o le 200 tikeri Celsius (392 tikeri Fahrenheit) i totonu o minute.
• ** Suauu Insulating malepe ma Gausia kasa:** O le maualuga o le vevela e pala e fa'afefe ai le suau'u fa'amama ma le cellulose. Ole mea lea e maua mai ai kasa mu, e aofia ai le hydrogen ma le methane, e fa'aosoina ai fa'a'ave'avega a Buchholz ma e ono malepe ai tane.
• ** Siitia le Manaomia o le Malosiaga:** O se transformer tumu e fa'aaogaina e oo atu i le luasefulu taimi lona malosi masani. Pe a tutumu le tele o transformers i le taimi e tasi, o le taunuuga o le pa'ū fa'aletonu e fa'atupu ai le pa'u o le eletise fa'aitulagi.
• ** Fa'atupuina Fa'atasi ma Fa'a'avea'i Fa'aletonu:** O 'a'a tumu e fa'alavelaveina le galu fealua'i i le taimi nei, ma fa'atupuina ai le mamafa o fa'atasiga. O nei au fa'amalie e fa'atupu ai feso'ota'iga puipui e fa'asolo laina ola maloloina ma iunite afi e le'i fa'asalalau.

Ole su'esu'ega fa'aitulagi e iloa ai le fa'aletonu ole eleele. O vaega o lo'o va'aia e papa ma'a tioata anamua, e pei o le Canadian Shield, Piedmont formations, ma le Scandinavian Shield, o lo'o fa'aalia ai le maualuga o le malosi o le eletise. I vaega ia, e fa'aoso atu pea i luga ala ala fa'alalo e maua mai e alavai. O pesini palapala loloto e maua ai le malosi i lalo o le eleele, fa'aitiitia ai le GIC o lo'o ulufale atu i luga ole laiga.

Fa'ato'a Fa'atosina ma Fa'ato'a Fa'asolo¶

O le fa'amata'u mai se afā geomagnetic vasega Carrington e matua'i 'ese'ese mai fa'alavelave tau fa'apitonu'u e mafua mai i afā po'o afa aisa. E ui ina fa'aleagaina e fa'alavelave fa'afuase'i o le tau ia pou ma uaea e mafai ona toe fa'aleleia i totonu o aso e le au faigaluega felagolagoma'i, ae osofa'ia e se matagi malosi fa'a-geomagnetic le supergrid fa'asalalauga fa'aopoopo i luga o le konetineta i le taimi e tasi.

Ole fa'aletonu ole faiga ole eletise fa'aonaponei e afua ile feso'ota'iga fa'agaioiga ma le filifili ma'ale'ale ole sapalai o lo'o fa'atonutonuina le la'asaga maualuga ma le autotransformers. O iunite tetele nei, o lo'o fa'agaoioia i voluma i le va o le 230 kilovolts ma le 765 kilovolts, e mamafa i le va o le 100 metric tone ma le 400 metric tone (110 US tone ma le 440 US tone) ta'itasi ma e fa'ainisinia fa'apitoa mo substations fa'apitoa.

I lalo o se tulaga mata'utia G5 vateatea mea tutupu, le faitau selau o isi-maualuga-volt transformers i luga o le tele o feso'ota'iga o lo'o feagai ma le taimi e tasi o le vevela tele, fa'aleagaina fa'alava tumau, ma le ta'amilomilo faaletonu. O le gafatia o le gaosiga o le lalolagi mo le tele o suiga o le eletise e fa'alavelaveina ona o le fa'atapula'aina o le avanoa i u'amea eletise ma mea fa'avili. Taimi ta'ita'i mo le fa'atauina o se sui e tasi e sui-maualuga-volte transformer e masani lava ona fa'alautele i le va o le 18 masina i le 36 masina. Afai o le tele o vaega ogaoga o loʻo faʻaleagaina faʻatasi, o faʻasalalauga faʻaitulagi e feagai ma faʻasologa o taimi toe faʻaleleia mo le tele o tausaga.

O le toe fa'aolaina o se laina eletise pe a mae'a le pa'u tele e fa'alagolago i iunite fa'apitoa e gaosia e mafai ona amata e aunoa ma le malosi mai fafo, e pei o fale eletise fa'apitoa. O faiga amata lanu uliuli e mana'omia ai le paleni sa'o o le mana moni ma le malosi fa'afoliga a'o fa'amalosia laina i lea vaega ma lea vaega.

I le alia'e mai o se afā mata'utia geomagnetic, o lo'o feagai ai le au fa'agaioiga fa'alakalafa ma fa'alavelave fa'afuase'i o le amataga uliuli:

• Ma'imau Feso'ota'iga: E mana'omia e 'auala mamao mamao feso'ota'iga faifai pea. Pe a uma maa faaleoleo i mea toe fai, e le toe iloa atu e avefeau i tulaga ta'e.
• ** Harmonic Resonance:** O le fa'amalosia o laina uumi e fa'atupuina ai le malosi fa'agaoioiga, fa'aola eletise maualuga ma fa'aoso ai le fa'aleagaina.
• Ma'a Pulea Fa'ate'a: E fa'alagolago le faiga o malaga va'ava'ava'a i faletupe ma'a o lo'o i ai, lea e fa'amautu ai le mana fa'atonutonu mo na'o le 8 i le 12 itula a'o pe.
• Afa Lona Lua: O afā fa'a-geomagnetic o lo'o fa'aalia ai afā fa'asolosolo e 24 i le 72 itula, e ono tula'i mai ai ni malaga fa'asolosolo i masini fou fa'aola.

Feso'ota'iga, GNSS Scintillation, ma Atina'e Pipeline¶

I tua atu o le laina eletise, o le tau tele o le vanimonimo e faʻaleagaina ai satelite, faʻasalalau leitio, ma laina paipa lalo. O le malamalama i nei tulaga fa'aletonu tulaga lua e taua tele mo le fa'atumauina o le saogalemu o le tagata lava ia ma fa'alauiloa tulaga.

Global Navigation Satellite Systems, e aofia ai le United States Global Positioning System, le European Galileo network, Russian GLONASS, ma le Chinese BeiDou, e faʻalagolago i faailoilo leitio e tuʻuina atu mai le vaeluaga o le lalolagi i le maualuga e tusa ma le 20,000 kilomita (12,420 maila). A'o fealua'i nei fa'ailo i le ionosphere fa'alavelave, latou te fetaia'i ma fausaga o le plasma fememea'i o lo'o fa'aalia i le fa'ai'uga ma'ai i le Aofa'i Electron Content. O nei fa'aletonu o le plasma e mafua ai suiga vave i le maualuga o fa'ailo ma le vaega, o se mea e ta'ua o le ionospheric scintillation.

I le taimi o le afā malosi o le G5, o le mata'utia tele e mafua ai ona leiloa atoa le loka o le aveta'avale GPS i luga o le eleele ma vaalele faapisinisi. O fofo fa'atulagaina e fa'ase'e i le selau mita pe pa'u offline atoa mo aso. Fa'ailoga taimi sa'o e maua mai i le GPS e le fa'atuatuaina pe le maua, fa'amalosia faiga fa'alavelave e pala i totonu o le tioata oscillator fa'amautu faiga.

O atina'e satelite i lalo ole lalolagi o lo'o feagai ma le fa'aleagaina o le tino. O le malosi tele ole la ole la ole la ole la ole la ma le pa'u o le geomagnetic e vevela ai le atemosifia pito i luga, ma mafua ai ona faalautele atu le vevela i fafo i le vanimonimo. Ole maualuga ole ea i luga ole va o le 300 kilomita ma le 800 kilomita (186 maila ma le 497 maila) e fa'atupula'ia i mea e lua i le sefulu. O lenei fa'alavelave fa'afuase'i e fa'atupuina ai le toso maualuga o le aerodynamic i luga o satelite fa'ata'amilo, aveese ai le malosi fa'ata'amilomilo ma suia auala va'alele.

Ua o'o i lalo o le eleele u'amea hydrocarbon ma paipa vai e matua fa'aleagaina e ala i le tele o galu. O paipa o lo'o fa'aalia ai mea fa'apipi'i fa'a-dielectric ma fa'asa'o fa'asa'o e puipuia ai le pala. E tafe atu i le pa o paipa u'amea maualalo le tetee atu i le eleele e sa'ili ai vaega e lafoa'i ai le eleele. O nei a'ave e fa'aosoina ai paipa i le palapala i fafo atu o fa'amalama o le puipuiga malu, ma fa'atupuina ai le fa'asao vave o le ga'o ma fa'alavelave tau eletise.

Tala Fa'asolopito Fa'a-geomagnetic mea na tutupu ma Fa'aletonu Fa'aonaponei¶

O tala fa'asolopito o tala fa'asolopito o mea tutupu o le tau e maua ai fa'ailoga anoa mo le iloiloina o fa'aletonu fa'aonaponei fa'atekonolosi ma malamalama i le fua fa'aletino o matagi malolosi o le la.

O le tulaga muamua mo matagi malolosi o le la o le Carrington Event o Setema 1 e oo ia Setema 2, 1859, na faaigoa i le tagata suʻesuʻe suʻesuʻe o le vateatea o Richard Carrington, o le na vaʻaia le mataʻutia o le susulu paʻepaʻe o le la i luga aʻe o se fuifui lapoʻa lapoʻa. O le i'uga o le fa'ate'aina o le coronal na malaga atu ai i le 150 miliona kilomita (93 miliona maila) i le lalolagi i se 17.6 itula ofoofogia, e fa'ailoa mai ai le averesi o le saoasaoa o femalagaiga e sili atu i le 2,300 kilomita i le sekone (1,430 maila i le sekone). O le afā o le geomagnetic na maua ai le susulu o le auro, lea na amata ai ona saunia e tagata eli auro i Mauga Papa le taeao i le vaeluapo, ae o aurora na molimauina mai latitute vevela i Colombia, Hawaii, ma Panama.

The worldwide telegraph network experienced total operational collapse. Induced ground currents charged telegraph lines to hundreds of volts, giving operators electrical shocks, melting wiring, and igniting telegraph paper tape. In several instances, operators disconnected batteries entirely and transmitted messages powered solely by geomagnetically induced ground currents.

In May 1921, the New York Railroad Storm struck an increasingly electrified world. Geomagnetically induced currents entered the grounded signal and power systems of the New York Central Railroad, igniting a fire in a Manhattan control tower and disabling signals across the rail network. Worldwide telegraph and subsea cable systems experienced fires, with telephone switchboards burning out from telluric currents.

The vulnerability of modern alternating-current grids was demonstrated on March 13, 1989, during the Hydro-Québec blackout. A major coronal mass ejection triggered a G5 storm that induced direct currents across the Canadian Shield. Within 92 seconds, seven static var compensators on the 735-kilovolt network tripped offline due to harmonic distortion and transformer saturation. Deprived of voltage regulation, the entire provincial power grid suffered collapse, plunging six million people into freezing darkness for nine hours.

More recently, the Halloween Storms of 2003 triggered a blackout in Malmö, Sweden, and disabled the FAA Wide Area Augmentation System for 30 hours. In May 2024, the Mother's Day G5 storm drove auroral displays across mid-latitude regions worldwide, caused position drift in precision agricultural equipment, and required extraordinary operational mitigation by transmission operators to prevent transformer damage.

Municipal Water System Collapse and Public Health Survival¶

The immediate consequence of a wide-area, long-duration electrical grid collapse is the rapid failure of municipal water treatment and distribution networks. While many citizens plan for illumination and food storage, water system physics dictates that personal survival depends on immediate water capture and rigorous sanitation management.

Municipal water distribution networks rely on high-capacity electric pumps to lift water from aquifers, rivers, or reservoirs into treatment facilities, force it through chemical filtration beds, and inject it into pressurized distribution mains. While elevated gravity-feed storage tanks maintain distribution pressure during routine short-duration power outages, municipal storage reservoirs hold only enough reserve volume to satisfy 12 to 24 hours of normal residential consumption.

Once distribution line pressure drops below 140 kilopascals (20 pounds per square inch), municipal water systems enter an acute contamination failure mode known as negative pressure back-siphonage. Underground water distribution pipes operate in shared trenches alongside municipal sewer lines, runoff channels, and contaminated groundwater tables. When line pressure is lost, cracks, aging joint seals, and backflow valves draw surrounding untreated groundwater and raw sewage directly into drinking water mains.

To prevent household water contamination and safeguard internal plumbing:

• Isolate the Domestic Water Main: The instant municipal pressure degrades or blackout alerts announce wide-area failure, close your home main water shutoff valve. This action physically isolates your plumbing from the street main, preventing contaminated water from entering your pipes.
• Harvest Gravity Water From Domestic Plumbing: Once the main valve is closed, your water heater contains between 150 liters and 300 liters (40 gallons and 80 gallons) of clean water. Open a top-floor hot faucet to break vacuum, attach a clean hose to the drain valve at the bottom of the heater tank, and drain fluid into sanitized containers.
• Chemical Disinfection Procedures: Never drink unverified municipal water without active disinfection. If boiling is impossible due to lack of fuel, disinfect clear water using unscented household chlorine bleach containing 6 percent to 8.25 percent sodium hypochlorite. Add 2 drops of bleach per liter of water (8 drops per gallon), agitate thoroughly, and wait 30 minutes.
• Sanitary Waste Isolation: With sewer pumps inoperative, flushing toilets causes backups into low-elevation fixtures. Construct an emergency dry toilet using a 20-liter (5-gallon) bucket lined with trash bags. Keep liquid and solid waste separated when possible, cover solid waste with sawdust or peat moss, and store sealed bags in outdoor drums.

Household Preparation and Pre-Impact Warning Timeline¶

The physical transit time of a coronal mass ejection across space gives households an operational window between solar flare observation and magnetospheric collision. Structuring preparation into distinct phases maximizes efficiency and eliminates panic.

Phase 1: The Initial Warning Window (T-Minus 48 Hours to T-Minus 24 Hours)¶

When space weather agencies issue a G4 or G5 Geomagnetic Storm Watch, the CME has erupted from the solar corona and is traversing interplanetary space. Earth impact is probable, but exact arrival timing remains subject to refinement.

• Execute fuel acquisitions immediately. Drive vehicles to fuel stations and fill tanks completely, while filling auxiliary fuel canisters for portable generators.
• Visit banking institutions or automated teller machines to withdraw physical currency in small denominations of five, ten, and twenty dollars before digital payment networks collapse.
• Procure non-perishable food supplies requiring minimal water and no electrical cooking equipment, prioritizing canned proteins, beans, whole grains, and ready-to-eat meals.
• Fill every available food-grade water container, clean glass carboy, and domestic food storage vessel with clean tap water while municipal pumping stations remain pressurized.

Phase 2: Staging and Consolidation (T-Minus 24 Hours to T-Minus 12 Hours)¶

During this phase, satellite coronagraph data and computer models provide accurate arrival time windows with margins of error narrowing to plus or minus three hours.

• Fully charge every piece of rechargeable portable equipment: phones, laptops, lithium power stations, LED lanterns, tactical headlamps, and two-way radios.
• Download comprehensive offline regional maps, road atlases, survival documentation, and medical records onto multiple mobile devices.
• Organize and protect important paper identification documents, including passports, deeds, insurance policies, and birth certificates, placing them within waterproof containers.
• Freeze clean plastic water bottles and jugs in home freezers to extend food preservation times and provide melted drinking water later.

Phase 3: Final Pre-Impact Isolation (T-Minus 2 Hours to Impact)¶

When satellites at Lagrange Point 1 detect a violent jump in solar wind velocity above 1,000 kilometers per second (620 miles per second) with a negative Bz component, a severe G5 superstorm is imminent within 15 to 45 minutes.

• Disconnect sensitive electronic appliances physically from wall outlets to prevent damage from harmonic distortion or sustained voltage swells.
• Switch off double-pole 240-volt circuit breakers inside your main panel to protect heat pumps, water heaters, and vehicle chargers from phase imbalances.
• Isolate rooftop solar arrays and battery systems using the manual utility disconnect switch, operating strictly in isolated microgrid island mode.
• Place spare communications hardware, including an emergency radio receiver and spare phone, inside an enclosed metallic container to shield receiver circuits.

Communications Protocol and Community Grid Resilience¶

When regional telecommunications networks, fiber repeaters, and cellular base stations lose power, conventional communications channels will go dark. Maintaining external situational awareness and establishing local coordination is critical for long-term survival.

Cellular base stations rely on commercial electrical grid power, maintaining battery backup systems engineered to support emergency communications for only 4 to 8 hours. While some critical cellular towers feature permanent diesel generator backup, fuel supply chains become snarled within 48 hours of a blackout. Cellular networks will suffer immediate voice channel saturation, followed by systemic collapse as batteries exhaust their reserves.

Ia fa'atumauina le fa'alauiloa tulaga i fafo:

• ** Mata'ituina Fa'asalalauga Fa'amanino-Ao Tele AM:** A'o pa'u'esea fa'asalalauga FM fa'atauva'a fa'apitonu'u pe a fa'aletonu afi, o fa'asalalauga fa'alavelave fa'afuase'i a le atunu'u e fa'alagolago i se feso'ota'iga o alaleo AM malosi maualuga o lo'o galue ile 50,000 watts. O le tele o lo'o fa'aalia ai fale fa'ama'a'a, fa'aputu suau'u i lalo o le 'ele'ele, ma felauaiga fa'alavelave fa'afuase'i. Fa'aauau pea le fa'amalo o le maa po'o le fa'aigoa lima AM leitio fa'alogo i nofoaga autu fa'aitulagi i taimi o fa'amalama fa'atulagaina itula e fa'asao ai le malosi o le maa.
• Fu'u Pu'upu'u ma Amateur Leitio Feso'ota'iga: Leitio fa'asalalau fa'aautu maualuga, fa'agaioiina i le malosi fa'afuase'i i luga o le 80 mita, 40 mita, ma le 20 mita, e maua ai feso'ota'iga taua fa'aitulagi e fa'atautaia fe'au i le taimi o fa'alavelave fa'aletonu. Afai e te umia se laisene leitio amateur, fa'atuina feso'ota'iga e ala i feso'ota'iga a le Amateur Radio Emergency Service i luga o alaleo faigofie VHF ma UHF.
• Local Simplex Two-Way Radios: Mo feso'ota'iga a le aiga ma le pitonu'u, fa'agaoioi le Auaunaga Leitio a Aiga po'o le General Mobile Leitio Auaunaga fa'atauta'i lima. Polokalama nei masini e fa'agaioi i luga o auala simplex sa'o nai lo le toe fai. Fa'atūina se fa'atonuga o feso'ota'iga, fa'agaoioi leitio mo le lima minute i le lua itula e fa'atumauina ai le ola maa.
• Fetufa'aiga Punaoa ma le Saogalemu a Tuaoi: E mana'omia le galulue fa'atasi a pitonu'u mo se taimi umi pe a pe. Fa'atu le va'aiga pitonu'u ma vaega lagolago e mata'ituina le saogalemu fefa'asoaa'i, fesoasoani i tagata fa'aletonu o lo'o fa'alagolago i masini fa'afoma'i eletise, fa'atūina fa'amaumauga tu'ufa'atasi, ma vaita'ele mea e pei o meafaigaluega lima, sapalai fa'afoma'i, ma le fa'amamaina o vai.

First aid certification¶

I le taimi o se afā malosi fa'ateteleina, fa'alavelave fa'alavelave fa'afuase'i, feso'ota'iga feso'ota'iga fesoasoani i komepiuta, ma 'au'aunaga fa'afoma'i fa'afuase'i o le a lofitūina pe le'o avanoa ona o feso'ota'iga fa'aletonu ma le le lava o suau'u. Afai e le mafai ona valaʻau fesoasoani faʻapitoa faʻafomaʻi, e tatau i tagata o le aiga ona maua le poto, aʻoaʻoga faʻaletino, ma sapalai aoga e manaʻomia e pulea ai manuʻa tuga tuga, mu, faʻamaʻi pipisi, ma faʻalavelave faʻafomaʻi tau le siosiomaga.

O le mauaina o le faʻatinoga, fesoasoani muamua lima, CPR, ma le faʻamaonia mai fafo o le defibrillator faʻamaonia e ala i faʻalapotopotoga faʻatagaina, e pei o le Koluse Mumu a Amerika, St. John Ambulance, le Koluse Mumu a Kanata, poʻo le pulega o le puipuiga o tagata lautele, e maua ai tomai faʻaola ola e le mafai ona maua mai i tusi naʻo. O a'oa'oga fa'ata'ita'i e a'oa'o ai oe e fa'atonutonuina le tele o le tafe toto i alatoto, togafitia le vevela ma le eletise, fa'afoe le manava tigaina, iloa fa'ailoga o le fa'aogaina o le carbon monoxide, ma faia fa'aola fa'aumiumi pe a motusia falema'i ma falema'i.

Fesili e fai soo¶

Punavai ua siaki¶

• National Oceanic and Atmospheric Administration (NOAA) Space Weather Prediction Center (SWPC, United States): Space Weather Scales (Geomagnetic Storms, Solar Radiation Storms, Radio Blackouts) and Solar Wind Monitoring Guidelines.
• North American Electric Reliability Corporation (NERC, United States / Canada): Reliability Standard TPL-007-4, Transmission System Planned Performance for Geomagnetic Disturbance Events, and Geomagnetic Disturbance Planning Guidelines.
• United States Geological Survey (USGS) Geomagnetism Program (United States): Real-time Magnetometer Data, Geomagnetically Induced Currents Hazard Mapping, and Earth Surface Resistivity Modeling.
• European Space Agency (ESA) Space Safety Programme (European Union): Space Weather Service Network, Coronal Mass Ejection Tracking, and Satellite Navigation Scintillation Monitoring.
• UK Met Office Space Weather Operations Centre (MOSWOC, United Kingdom): Space Weather National Risk Assessment and Grid Transmission Protection Protocols.
• Federal Emergency Management Agency (FEMA, United States): Federal Interagency Operational Plan for Space Weather and Long-Duration Power Outage Response Guidelines.

Taiala fa'atatau¶

• Solar storms, emp, and geomagnetic blackouts
• Regional grid collapse and prolonged blackout
• Home power outage safety and backup power
• Building a 72-hour and 14-day emergency kit
• Water purification, storage, and boil notices
• Emergency numbers by country