The point in the earth where an earthquake originates; also known as the focus.

See Focus.

the place on a buried fault where an earthquake occurs.

The point within the Earth that is the center of an earthquake. The initial point of rupture during an earthquake.

this is the point in the earth where the earthquake is located. It is specified by latitude, longitude and depth. Compare with epicenter.

The area inside the Earth where an earthquake happened. Also known as the Focus.

The point of an earthquake's origin deep within the Earth

The calculated location of the focus of an earthquake.

The point where the earthquake’s fault line seemed to have occurred.

The point within the earth where an earthquake rupture starts. Also commonly termed the focus.

the place below ground where an earthquake starts

Also known as the focus, the hypocenter is the point of origin of an earthquake. It can be expressed with no fewer than three measurements: latitude, longitude, and depth.

The hypocenter or hypocentre (literally: 'below the center' from the Greek υπόκεντρον), may refer to the site of an earthquake or to that of a nuclear explosion. In the former, it is a synonym of the focus; in the latter of ground zero.