sa totoo lang, lectured days ko nung nag aaral pa ako sa TUP, walang safe distance sa earthquake fault line e. we can call it safe if the epicenter is on the other island. e.g. luzon quake and then you're living in visayas. That's how I can assure a safe zone pero ramdam mo parin yung pagyanig kung sobrang lakas talaga. But then, if you're planning to buy a house, sa Cavite maraming available na for closure and the likes. Malayo sa fault line, malapit sa manila. You can try checking Golden City and Landtrust subdv. Along Aguinaldo Hi-way lang.