洛扎曲，是布拉马普特拉河支流库鲁曲上游中国境内河段名称，发源于西藏自治区山南地区洛扎县扎日乡的库拉冈日峰北侧冰川。[1]洛扎曲上游称为洛扎雄曲（洛扎怒曲），大致以顺时针方向绕行藏族四大神山之一的库拉冈日峰而流，经扎日乡、县治洛扎镇、生格乡，于拉康镇附近汇集源自措美县的左侧支流虾曲后，始称洛扎曲。续南流至白玉俄姆勒莎附近成为中国与不丹两国的界河。续流至松卡尔纳右侧支流吉格弄后，进入不丹境内，改称库鲁曲。[2]
参考文献
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