The eastern part of the western Henan province is covered with eolian loess and alluvial or diluvial loess.The Holocene and Late Pleistocene loess have low to moderate collapsibility.

• 摘要豫西东部堆积了第四纪不同时期的风成黄土及冲积、冲洪积黄土状土，全新统黄土、上更新统黄土具有湿陷性，为弱-中等湿陷。