Bangudae Petroglyphs submerged by heavy rain shortly after UNESCO designation
The Bangudae Petroglyphs in Ulsan, a UNESCO World Heritage site and National Treasure No. 285, have been completely submerged due to heavy rainfall, sparking concerns about preservation efforts. The site was designated a World Heritage site only one week ago. According to local authorities in Ulsan on Sunday, the the petroglyphs of Bangudae Terrace located in Daegok-ri, Ulju County, were inundated after more than 300 millimeters of rain fell in a single day. The petroglyphs, measuring 3 meters high and 10 meters wide, are carved into a cliff wall 4.6 kilometers upstream from Sayeon Dam. Flooding begins when the dam’s water level exceeds 53 meters and becomes complete above 57 meters. On July 19, the water level surpassed 53 meters at 5 a.m., triggering submersion. By 1 p.m. it exceeded 57 meters, leaving the site fully underwater. As of 4 p.m., the dam level stood at 58.95 meters, and the rock face remained submerged for a second consecutive day. Discovered in 1970, the petroglyphs have long been at risk due to repeated flooding. The broader designation known as “Bangudae Petroglyphs
Jul 21, 2025By Hankookilbo