Helicopters and police vehicles were sent to inspect possible damage in Mexico City, primarily in downtown and central areas, where some buildings were evacuated.
Many boroughs reported power outages as a result of the earthquake, namely Azcapotzalco, Iztapalapa, and Benito Juárez.
With this said, the tectonic setting of Oaxaca, Mexico is located in a region where the Cocos and North America plates converge.
Earthquakes tend to occur as a shallow dipping fault plane typical in subduction regions.
There was about 5 police helicopters that arrived from la Ciudad de Mexico and helped who they could in the streets.