article: Marikina Valley fault system
links: Canlubang Marikina San Pedro, Laguna Cabuyao Casile–Canlubang Valley Laguna (province) Muntinlupa Pasig Calamba City Cavite Matang Tubig Quezon City Makati Biñan Santa Rosa, Laguna Taguig Rizal South Luzon Metro Manila Bulacan