The government said all the three projects were illegal.
Telangana Irrigation department engineer-in-chief C Muralidhar said in his letter to chairman of KRMB on Thursday said as AP has been utilizing more water to this project than allocated 31.90 tmcft and diverting to outside the basin will adversely impact many Telangana irrigation projects and Srisailam depending projects likeNagarjuna Sagarand drinking water supply to Hyderabad city.