ボスニア・ヘルツェゴビナ was hit by TranslTotalRecords earthquakes with a magnitude of 4 and more in TranslEarthquakeMonth 1977. The biggest earthquake in ボスニア・ヘルツェゴビナ for TranslEarthquakeMonth 1977 had a magnitude of 4.6 (1977/09/20 20:28:18)