He added that 11 more were receiving treatment, including one of the school administrators who was in charge of the trip.
Early respondents reportedly used chainsaws to cut off the tree branches before some of the trapped students were rescued.
A further 20 people were being treated in hospital, Desmond Owusu Boampong, a local police commander, told Reuters. Other reports put the number of injured...
Parents of some of the victims have flocked to the hospitals at Kintampo to ascertain the condition of their children and for others to identify bodies of their dead relations.
According to The Mail, Kintampo waterfall is a popular tourist destination in the Brong-Ahafo region of Ghana.
The Headmaster of the Wenchi Senior High School (SHS) said Monday that he lost 16 of his students following the accident.
Ghana's minister for tourism, Catherine Abelema Afeku, said: "We extend our condolences to the families of the dead and pray for the injured".
President Nana Akufo-Addo has tweeted his condolences to the families of the victims.
The waterfall, located near the town of Kintampo, was extremely busy with weekend day trippers.
Kintampo Falls is a tourist site popular among domestic and global tourists who throng to the area in the thousands every week.