GouGah Waterfall in Vietnam is at risk of losing its national scenic site designation due to significant landscape alterations caused by a nearby hydropower project. The dam’s impact has severely deformed the waterfall’s natural environment, making restoration to its original state unlikely. Local authorities are now recommending the revocation of the waterfall’s national landmark status, citing irreversible damage. The hydropower project involved diverting the water flow, critically impacting the waterfall’s aesthetic and ecological value. This decision follows assessments confirming the substantial and lasting changes to the site’s appearance. The situation highlights concerns regarding the balance between development and preservation of Vietnam’s natural heritage. Further evaluation will determine the final decision regarding the waterfall’s protected status.