Aftershocks are typically minor adjustments along the portion of a fault ... maps and charts include earthquakes within 100 miles and seven days of the initial quake. All times above are ...

The new maps for Metro Manila have a 1:5,000 scale so they ... Phivolcs geologists literally walked the danger zone to validate the fault traces, which could be as narrow as less than a foot ...

Disaster officials say detailed maps showing danger zones will help Metro Manila and surrounding provinces ... Launched on Monday, May 18, The Valley Fault System Atlas is a handbook with 33 ...