Episode 1 of 2

Surigao Earthquake of 1879

When: June 30, 1879
Where: northeastern tip of Mindanao
Part of: Surigao earthquake strikes northern Mindanao

Mw 7.4 earthquake struck northern Mindanao on June 30, 1879, causing extensive damage but no casualties.

The earthquake occurred at 02:55 local time with an epicenter south of Lake Mainit. It caused extensive damage in northern Mindanao. No casualties were reported despite the high magnitude.

Sources

1879 Surigao earthquake Wikipedia, revision of 2026-07-30

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.