The 75th Independence Day of the Nation was celebrated by ONGC Chennal on August 15 , 2022 exhibiting patriotic fervor and rededicating itself to march ahead for Nation’s Energy Security Mr.RK Dhasmana , Executive Director ( KG PG Basin ) hoisted the National Flag at ONGC Office , Anna Nagar .Mr RK Dhasmana and Mr.C B Yadava , Executive Director ( Cauvery Basin ) addressed the gathering and enumerated the achievements of KG – PG and Cauvery Basins respectively.