Note: The card shows the area with a Shake intensity of 4 or more, which the USGS defines as “light”, although the earthquake can be felt outside the areas shown. The New York Times
Friday, a moderately strong earthquake of magnitude and 5.1 struck in Iran, according to the United States Geological Survey.
The Temblor occurred at 9:19 p.m. Iran time, around 22 miles southwest of Semnan, Iran, the agency data shows.
While seismologists examine the available data, they can revise the indicated scale of the earthquake. Additional information collected on the earthquake can also encourage scientists to the USGS to update the Shake-Severity card.
Source: United States Geological Survey | Notes: the categories of tremors are based on the Modified mercalli intensity ladder. When repair data is available, the corresponding cards and graphics include earthquakes within 100 miles and seven days depending on the initial earthquake. All times above are Iran’s time. Shake data is from Friday June 20 at 2:07 p.m. Eastern. Replica data is from Friday June 20 at 3:34 p.m. Eastern.
Cards: daylight (urban areas); Map (card rendering); Natural land (roads, labels, terrain); Protomaps (cards)
