I am not sure. On top is a concrete encased porcelain toilet bowl open to the elements. Of course it is full of rain water. Where are the walls and roof for this toilet? No wonder the UNICEF staff and community member look unhappy. Who built this toilet? Who is responsible for it? What is the story? https://buttontreelane.blogspot.com/2016/01/the-unblogged-hot-flush-diamonds.html