. . "an earthquake" . . . . "1983 earthquake in Popay\u00E1n, Cauca" . "1983 Popay\u00E1n earthquake" . "earthquake of March 31, 1983" . "Cauca Department" . "1983 Popay\u00E1n earthquake" . . "1983 Popay\u00E1n" . . "1983 Popay\u00E1n Earthquake" . . "267" . "-28.0" . . . . "1983 (M5.5)" .