One report predicts that the silt carried into the dam would plug the dam up in 35 years and that Chungking would become a dead harbor.
聯合報香港特派員康富信在今年四月五日的專論中提到，懷疑三峽水壩可行性的中共「政治協商會調查組」曾提出一份調查報告，指出水壩不能解決水患，而且以目前長江帶來的流沙，卅五年內大壩就會被淤平，重慶也會被沙石填塞，成為死港。