Earthquakes Near فيلادلفيا, United States 🇺🇸
39,9524°N, -75,1636°W · عدد السكان 1573916 · America/New_York
Seismic Map
الزلازل الأخيرة آخر 30 يومًا · 500 km
No recent earthquakes nearby — that's good news!
No M2.5+ events within 500 km in the last 30 days.
Historical Significant Earthquakes
M5,8
VIRGINIA: LOUISA COUNTY, MARYLAND, WASHINGTON D.C.
2011
328 km SW
M5,6
MASSACHUSETTS; NEW HAMPSHIRE
1727
470 km NE
M5,5
NEW YORK: ROCKAWAY BEACH, NEAR NEW YORK CITY
1884 · 3 casualties
140 km NE
M5,2
PENNSYLVANIA: PHILADELPHIA
1840
17 km S
M4,6
PENNSYLVANIA: READING, FELT TO CANADA
1994
85 km NW
Seismic Context
البلد
🇺🇸 United States
المنطقة الزلزالية
High
الأسئلة الشائعة
How often do earthquakes occur near فيلادلفيا?
فيلادلفيا is located in United States, which has a high seismic risk classification. Earthquake frequency varies, but the QuakeFYI monitoring system tracks all M2.5+ events within 500 km of فيلادلفيا in real time.
What is the seismic risk level for فيلادلفيا?
The seismic risk for فيلادلفيا is classified as high, based on the country-level seismic zone of United States. With a population of 1,573,916, earthquake preparedness is an important consideration for residents.
What was the largest earthquake near فيلادلفيا?
The most significant historical earthquake near فيلادلفيا was a magnitude 5.8 event in 2011, approximately 328 km SW of the city. QuakeFYI tracks 5 significant historical events within 500 km.
Is فيلادلفيا near a fault line?
No major fault lines have been identified within 1,000 km of فيلادلفيا. This distance from known fault systems contributes to the region's seismic profile.
What should I do during an earthquake in فيلادلفيا?
During an earthquake, follow the Drop-Cover-Hold On protocol: drop to your hands and knees, take cover under sturdy furniture, and hold on until shaking stops. Move away from windows, exterior walls, and heavy objects. After the shaking stops, be prepared for aftershocks and check for injuries and hazards.