| Major city | Population 2004 | 100-year return period PGA (in g) | 475-year return period PGA (in g) |
| Sana’a | 1,976,081 | 0.151 | 0.244 | Aden | 570,551 | 0.217 | 0.292 | Taizz | 458,933 | 0.087 | 0.154 | Al-Hudaydah | 402,560 | 0.163 | 0.247 | Eibb | 208,844 | 0.083 | 0.151 | Al-Mukalla | 176,942 | 0.083 | 0.137 | Dhamar | 144,273 | 0.107 | 0.188 | Amran | 76,863 | 0.111 | 0.194 | Sayun | 58,037 | 0.036 | 0.061 | Bajil | 55,016 | 0.153 | 0.242 | Sa’dah | 49,422 | 0.062 | 0.128 | Rada | 49,419 | 0.097 | 0.180 | Tarim | 47,674 | 0.032 | 0.055 | As-Sihr | 47,060 | 0.119 | 0.191 | Yarim | 46,498 | 0.093 | 0.162 | AL Qaidah | 39,254 | 0.108 | 0.185 | Bayt al-Faqih | 39,116 | 0.156 | 0.237 | Hajjah | 34,136 | 0.064 | 0.116 | Al-Bayda | 29,059 | 0.029 | 0.056 | Jaar | 28,529 | 0.122 | 0.194 | Ad-Dalil | 27,139 | 0.090 | 0.162 | Al-Hatwah | 25,471 | 0.146 | 0.227 | Harad | 24,280 | 0.089 | 0.161 | Mabar | 24,262 | 0.114 | 0.197 | Al-Marawiah | 22,990 | 0.084 | 0.149 | Zabid | 21,440 | 0.128 | 0.211 | Gayl Bawazir | 20,969 | 0.091 | 0.152 | Az-Zaydiyah | 18,341 | 0.158 | 0.246 | H_amr | 15,036 | 0.078 | 0.145 | Ataq | 13,995 | 0.051 | 0.092 |
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