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甲洼盆地位于青藏高原东部边缘的川西高原夷平面上,理塘县城南。雅砻江支流理塘河经盆地通过。盆底海拔3620—3680m 左右,四周环绕4200—4600m 的高原面,高原面上分布着丘岗,散布着冰碛漂砾,远处为终年积雪的峰峦。甲洼盆地中堆积了一套厚度大干315m 的松散状河湖相沉积物,称为甲洼组。该组构成盆地中的一些小丘岗,丘岗相对高差一般50余米,最高可达150m 左右。同时也为理塘河
Awa Basin is located on the eastern edge of the Qinghai-Tibet Plateau in the western Sichuan Plateau flat, Litang County Chengnan. Yalong River tributary of Litang through the basin. Basin at the elevation of 3620-3680m, surrounded by 4200-4600m plateau, the plateau surface distribution of mound, covered with moraine boulders, the snow-capped mountains in the distance for the long-range. In the Jiawa Basin, a set of loose lacustrine sediments of 315 m in thickness are deposited, which is called Jiawa Formation. The group constitutes a number of hillocks in the basin, hillock relative elevation generally 50 meters, up to 150m or so. Also Litang River