Earthquake details

Tuesday, July 18, 1978 Earthquake

The earthquake hit Republic of Indonesia on Tuesday, July 18, 1978 at 21:48 UTC with a magnitude of 5.3. The closest known location in the current dataset is Tambolaka (Republic of Indonesia - ID), about 297.6 km away. The epicenter is located at longitude 117.721 and latitude -11.647.

Magnitude	5.3
Alert	Strong
Depth	33.0 km
Coordinates	-11.647, 117.721
UTC time	1978-07-18 21:48:20.300

Location	Mataram
Country	Indonesia (ID)
Severity	Strong

Earthquake map 1978-07-18

Closest countries

The 12 closest cities near the epicenter.

Tambolaka	297.6 km
Taliwang	336.8 km
Sumbawa Besar	352.6 km
Waingapu	355.6 km
Dompu	355.7 km
Selong	358.1 km
Praya	364.0 km
Bima	371.5 km
Mataram	383.7 km
Labuan Bajo	423.5 km
Amlapura	424.1 km
Amlapura	424.8 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.4

Denpasar

Indonesia · 2026-09-20 17:51 UTC

337.6 km

M 4.5

Kuta

Indonesia · 2026-03-01 03:52 UTC

381.6 km

M 4.5

Taliwang

Indonesia · 2026-02-02 19:30 UTC

375.7 km

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