The chopper, Dauphin N3, bearing registration number VT-PWA, took off from Juhu aerodrome at 10.25 AM, with five ONGC employees and two pilots on board, they said.
The chopper was scheduled to land at the designated oil rig at Mumbai High at 11 AM, the sources said. Search operations are on, they added.
The Navy said it had deployed its stealth frigate INS Teg for the search operation while surveillance aircraft P8i is also being press into service.
The Indian Coast Guard has tweeted about the identification recovered from the debris.
Two bodies out of five recovered at sea near debris of ill feted @ONGC_ Aircraft identified by the cards in wallet @SpokespersonMoD pic.twitter.com/yG8dQ0t6Nx
— Indian Coast Guard (@IndiaCoastGuard) January 13, 2018
The President of India has expressed his condolence regarding the incident.
Sad to learn about Pawan Hans helicopter crash off the coast of Mumbai. Thoughts with families of those who have lost their lives #PresidentKovind
— President of India (@rashtrapatibhvn) January 13, 2018