shaking intensity
Pop. density
Note: The map shows areas with a shaking intensity of 3 or higher, which the USGS defines as “weak,” but earthquakes may be felt outside of the marked areas. new york times
A mild earthquake measuring 4.3 magnitude occurred in Iran on Tuesday, according to the United States Geological Survey (USGS).
The attack occurred about 40 miles east of Tehran at 11:46 p.m. Iranian time, according to agency data.
Seismologists may revise reported earthquake magnitudes as they review available data. Additional information collected about the earthquake may allow USGS scientists to update shaking severity maps.
Source: U.S. Geological Survey (epicenter, aftershocks, shaking intensity); LandScan (population density) via Oak Ridge National Laboratory | Note: Tremor categories are based on the modified Mercalli intensity scale. When aftershock data is available, the maps and charts include earthquakes within 100 miles and within 7 days of the initial earthquake. All times above are Iranian time. Shake data is as of 4:44 PM ET on Tuesday, May 12. Aftershock data is as of 7:52 PM ET on Tuesday, May 12.
