Newhall-area historical earthquake activity is near California state average. It is 726% greater than the overall U.S. average. On 7/21/1952 at 11:52:14, a magnitude 7.7 (7.7 UK, Class: Major, Intensity: VIII - XII) earthquake occurred 47.0 miles away from the city center, causing $50,000,000 total damage.
The United States requires non-citizens to keep a foreign passport that is valid for six months beyond their date of departure. If you are in the United States legally, then you can renew your Philippine passport at the consulate general's office in Los Angeles.
A valid United States passport is required for most international travel by an American citizen. Your passport can be renewed at any time, though the Department of State website suggests renewing it within nine months of the passport expiration date, found on the passport's data page. Passports for Americans ages 16 and older are valid for 10 years, while those for younger children can be used for five years.