Earthquake details

Sunday, August 28, 1977 Earthquake

The earthquake hit Republic of Indonesia on Sunday, August 28, 1977 at 07:40 UTC with a magnitude of 5.1. The closest known location in the current dataset is Tuban (Republic of Indonesia - ID), about 19.7 km away. The epicenter is located at longitude 112.236 and latitude -6.847.

Magnitude	5.1
Alert	Strong
Depth	222.0 km
Coordinates	-6.847, 112.236
UTC time	1977-08-28 07:40:19.500

Location	Tuban
Country	Indonesia (ID)
Severity	Strong

Earthquake map 1977-08-28

Closest countries

The 12 closest cities near the epicenter.

Tuban	19.7 km
Lamongan	36.1 km
Bojonegoro	51.7 km
Kebomas	56.5 km
Gresik	57.6 km
Bangkalan	59.4 km
Mojokerto	72.3 km
Surabaya	72.4 km
Krian	73.3 km
Jombang	77.8 km
Cepu	78.8 km
Gedangan	81.3 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.3

Bojonegoro

Indonesia · 2026-07-13 02:54 UTC

53.3 km

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