Children in the primary school at Bala in Narayanpatna block of Koraput district would now have an effective water purifier and filter, relieving them from consuming unsafe water from the nearby stream, which has been happening since the day of establishing the school near Talagumandi, a difficult to reach destination from the block headquarters. The school , established by the ST/SC Development department with 143 children, and one teacher for the five classes had been struggling to have safe drinking water.