The 163-hectare South Lhonak lake suddenly overflowed into the Teesta river, creating flash floods that destroyed the Chungthang dam; IISc scientists warned of the dangerous expansion of the lake
source https://www.thehindu.com/news/national/at-least-seven-dead-as-glacial-lake-bursts-in-sikkim/article67381440.ece
source https://www.thehindu.com/news/national/at-least-seven-dead-as-glacial-lake-bursts-in-sikkim/article67381440.ece