Ysgol Gynradd Stebonheath yw'r ysgol gyntaf yng Nghymru â chynllun gwaredu dŵr wyneb wedi’i ôl-osod ar ei dir. Mae'r cynllun wedi bod yn gyfle addysgol hefyd, gan  helpu’r disgyblion i feithrin gwell dealltwriaeth am reoli adnoddau dŵr.
Stebonheath Primary is the first school in Wales to have a surface water removal scheme retrofitted into its grounds. The scheme has been used as an educational opportunity to enable pupils to understand more about water resource management.