Tonga Meteorological Services Office said these are felt earthquakes and earthquakes that were not felt but has magnitudes which are greater than or equal to four.
The highest magnitude for earthquakes detected by monitoring system in July was 5.4 which was a felt event, and the lowest was 4.0.
Nineteen were shallow-focus earthquakes with an average magnitude of 4.7, 9 were intermediate focus earthquakes with 4.7 average magnitude and 13 were deep-focus earthquakes with 4.3 average magnitude
