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  1. Join Date
    Sep 2015
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    #1
    from the comment section

    tulisanes on March 2, 2017 at 11:42 am

    WMT, i got ahold of that xerox copy of faultlines in 199O, which i kept and rediscovered about 10 years later; then realizing we had more powerful computers than the XT PCs running on DOS a decade back, and my office had a scanner and a book-bound map of metro manila; meshing curiosity with new-found skills in photoshop, i scanned the metro maps and the phivolcs map and assembled their files and overlay the latter on the former. to my shock and surprise, i discovered the west valley fault ran right smack under MY HOUSE! what chances might that happen to someone who pieces together an earthquake map for more than a nerve-wracking month –fours hours daily– as a weird hobby? for a long time i was in disbelief. then i realized it was my epiphany: a surreal revelation that this was my MISSION IN LIFE …which to date culminated in the metro manila wide campaign some years back to save and alert SCHOOLS and communities that are in the destructive path of the west valley fault (thanks to an influential follower of this blog who triggered an avalanche of awareness).

    I digress. Back to your post…

    No, no faultline along Marcos Hiway from Ligaya to Cogeo. But beyond Cogeo, over the top and behind Sun Valley, there are two faultlines there that Phivolcs is not naming (thus, i adopt and christen them the TULISANES FAULTLINES –nice ring to it, eh?).

    Again, i digress. These two faults intersect in Montalban at the point where the ABANDONED Wawa Dam lies (funny the mountain that split right where the river flows nurses the Bernardo Carpio legend. This giant was apparently trapped inside the mountain, and he pushed it apart creating a river flow and causing an EARTHQUAKE while doing it. An earthquake: coincidence?

    Now what is the significance if these two faultlines? Now children, gather round and listen to a scary story.

    When the west valley fault was formed, the land mass BROKE off and dropped thus creating a VALLEY. But has it ever occured to anyone that when one end dropped, the opposite end while it did not drop, broke off and may just be hanging precariously by a thread? Imagine a corner roof of a house, specifically the “medya agua” that is usually bordered by rain gutter. Imagine at the height of a typhoon, amid howling wind, this corner roof broke off, fell –but not totally– and hangs precariously just by a thread. THIS is the picture of the west valley fault, where one point is lower. But a very powerful quake can dislodge and totally break off the hanging “roof corner” and the entire “medya agua” falls! By high magnitude earthquake, this can mean SEVERAL TENS OF FEET of land drop (whether slow or sudden, only God knows)! No wonder the “red patch” i point out in the new Phivolcs study gets the most number and degree of damages and toll on human life and property!

  2. Join Date
    Sep 2015
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    #2
    pette on April 6, 2017 at 9:56 pm

    Subdivisions or villages with the West Valley Fault:

    Rizal (Rodriguez)
    Amity Ville
    Christine Ville

    Marikina
    Loyola Garden Village
    Loyola Subdivision
    Monte Vista Village
    Industrial Valley Subdivision
    Cinco Hermanos Subdivision
    Wood Crest Subdivision

    Quezon City
    Sunnyside Heights Subdivision
    Doña Anna Village
    Fil-Heights
    Filinvest Homes II and Villa Amor Uno
    Northview Subd
    Loyola Grand Villas
    White Plains Subdivision
    Queensville Court
    Greenmeadows
    Blue Ridge B

    Pasig
    Valle Verde 6
    Valle Verde 5
    Valle Verde
    Valle Verde 3
    Valle Verde 1
    Kawilihan Village

    Makati
    East Rembo
    Pembo
    Rizal

    Taguig
    Pinagsama
    Pinagsama Phase II
    Pan-Am Village
    North Signal Village
    Central Signal Village
    South Signal Village
    Maharlika Village
    Camp Bagong Diwa

    Parañaque
    Posadas Village

    Muntinlupa
    Solid Mills Village
    Embassy Village
    Liberty Homes
    Carmina Compounds
    L&B Subdivision and Compound
    UP Side Subdivision
    Country Homes Alabang
    Planas Ville
    Camella Homes Alabang 3
    Country Homes Subd and Jose Marey Subdivision
    Camella Homes
    Susana Heights Village 1
    Susana Heights Subd Phase I
    St Anne Homes
    Real Ville Subdivision

    Laguna
    Adelina 1A Subdivision
    GSIS Village
    Elnor Homes
    Sampaguita Village
    United San Pedro Subdivision

    Cavite
    Wedgewoods Subdivision

  3. Join Date
    Jan 2012
    Posts
    1,723
    #3
    Everyone knows that there are fault lines all over Metro Manila. Yet price valuations in White Plains and Greenmeadows are still very high.

    As long as the structure is not directly on the fault, its fine. 5 meters or 5 kilometers is just the same.

    There are also fault lines going though Los Angeles, San Francisco, Istanbul, and Tokyo.

  4. Join Date
    Sep 2015
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    13,917
    #4
    ^
    if you are economist or ahenteng-tiguLang eh thats ok price increase.

    But kung jan ka nakatira the agam-agam Lingers.... an exampLe

    Ruby Lim on May 23, 2015 at 2:11 pm

    I’m glad to have come across this site and be enlightened. We live in Greenmeadows Subdivision but I already know we’re not on top of the faultine at least in my estimate 200 meters or so away. Does it make a difference that we are near the faultline as compared to those who are not when an earthquake strikes? Would it also depend on where the epicenter is? Quezon City has adobe rocks as a foundation and we have seen and proven that it is when we we’re still building our house. We have a basement and it took a year for the contractor to dig up because the rock was too hard. We also made sure that the structure of our house is strong. It is scary to be seeing our subdivision come up everytime there’s a news about earthquakes. Do I have a basis to believe that given the above facts we are just like the rest of everyone else whose house is not sitting on top of a faultline? Or we are more in danger because we are near a faultline? Thanks in advance. God bless.

  5. Join Date
    Oct 2006
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    6,494
    #5


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  6. Join Date
    Mar 2008
    Posts
    54,625
    #6
    Quote Originally Posted by kagalingan View Post
    ^
    if you are economist or ahenteng-tiguLang eh thats ok price increase.

    But kung jan ka nakatira the agam-agam Lingers.... an exampLe

    Ruby Lim on May 23, 2015 at 2:11 pm

    I’m glad to have come across this site and be enlightened. We live in Greenmeadows Subdivision but I already know we’re not on top of the faultine at least in my estimate 200 meters or so away. Does it make a difference that we are near the faultline as compared to those who are not when an earthquake strikes? Would it also depend on where the epicenter is? Quezon City has adobe rocks as a foundation and we have seen and proven that it is when we we’re still building our house. We have a basement and it took a year for the contractor to dig up because the rock was too hard. We also made sure that the structure of our house is strong. It is scary to be seeing our subdivision come up everytime there’s a news about earthquakes. Do I have a basis to believe that given the above facts we are just like the rest of everyone else whose house is not sitting on top of a faultline? Or we are more in danger because we are near a faultline? Thanks in advance. God bless.
    this article is 7 years old.
    any developments, kags?

  7. Join Date
    Sep 2015
    Posts
    13,917
    #7
    doc what deveLopment? Just Like fLood hindi ka magrisk kung may knowLedge na very risky sa LindoL at LandsLide. Hindi ako nangsisino, i dont care if white plains, greenmeadows... nasa fauLtLine yan

    Ako gustong-gusto ko sa sunvaLLey way back pa year.2010. Pero ewan ko ba may pumipigiL taLaga. GaLaw na ng universe. Kasi this year tataka ako habang tumatawid cubao edsa bakit bigLang bLink bLink temperature Light. Buti sunday yun nakaparada ako sa isang estabLishment. Its my first time naexperience kasi dati sa gauge type naranasan. Pag angat ko ng hood NO overheat tapos niLapitan ako taxi driver sabi baka sa fan. Nung inistart ko uLit waLey na. So OFF ko aircon going sa destination ko kakausapin ahentes & representative owner. Pag dating sa meeting pLace hindi ko gusto aura mga kumausap sa akin. GigiL na gigiL sa kwarta ang daming pangiimbento eh ako pa gogoyoin akaLa dahiL young-Looking ako eh marunong ako bumasa kumiLatis body Language. So paguwi ko and up to now hindi pa bumabaLik.yung bLinking tempLight kahit ON aircon.

    Napapaisip ako kung pinipigiLan ba ako ng universe to buy that property tapos ngayon makikita ko part paLa ng LandsLide!!!!! Bakit tahimik ang gobyerno ng antipoLo?????

    Bakit may isang tao kaiLangan gumawa ng bLog about this. Where is phiLvocs??? Bakit may pagtatago?

    Im so thankfuL nakita ko yung bLog.

  8. Join Date
    Sep 2015
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    #8
    tulisanes says:

    Yes, it has been very tedious doing the maps. halfway through, it became nerve-wracking. with piecing together the google maps, imagine having to spend at least 4 hours a day, everyday for one month and a half to assemble several kilometers long of the fault line? well, i didn’t have to but nobody was doing it. in time THAT became reason enough …the corner of 26th and 11th avenues you mentioned is about 0.89 kms. from the nearest section of the west valley fault.

    Where on Earth (for selected requests only) | SECRETS of the Marikina Valley Fault Line

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    iba ito si tuLisanes, genuine kawang-gawa. Ganito tipo ko pag hindi mukhang kwarta

  9. Join Date
    Mar 2008
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    54,625
    #9
    Quote Originally Posted by kagalingan View Post
    doc what deveLopment?
    where is that writer now? dun pa ba nakatira, o lumipat na?
    has the real estate there appreciated in value, maintained stable, or dropped significantly?

  10. Join Date
    Oct 2006
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    #10
    Quote Originally Posted by dr. d View Post
    this article is 7 years old.
    any developments, kags?
    HazardHunterPH - Hazard assessment at your fingertips

  11. Join Date
    Sep 2015
    Posts
    13,917
    #11
    bakit jan nawaLa fauLtLine sa sunvaLLey antipoLo????

    Kaya binabatikos ni tuLisanes ang phiLvocs eh.

MAPS: Metro Manila Landslide and Flood map