Assesses earthquake risk for locations in New Zealand over an array of return periods using the Modified Mercalli Intensity (MMI) scale.

For each return period the service returns a measurement of seismic intensity ranging between 1 (not felt) and 12 (extreme risk) enabling the user to understand the implications of earthquake risk in New Zealand. The data enables users to understand the implications of earthquake risk for locations in New Zealand using version 3.0 of the HD model.