 involving the use of Godavari and Krishna waters duly appraised, among others, by the Central Water Commission (CWC), before they can be undertaken. Apparently, even this requirement stands infringed. Since the Pattiseema project involves Krishna and Godavari, both interstate rivers, it also needs CWC approval, in addition to getting the Techno-Economic approval from the Technical Advisory Committee of the CWC, which have also not been taken. 