India's Cauvery has first deepwater find

July 25, 2007
Reliance Industries Ltd., Mumbai, made the first deepwater hydrocarbon discovery in the Cauvery basin off southeastern India at the company's first well in the basin.

By OGJ editors
HOUSTON, July 25 -- Reliance Industries Ltd., Mumbai, made the first deepwater hydrocarbon discovery in the Cauvery basin off southeastern India at the company's first well in the basin.

The CY-III-D5-A1 well found a clastic reservoir with a 150-m gross hydrocarbon column in Cretaceous. TD is 4,081 m in crystalline basement in 1,185 m of water.

The main zone drillstem tested 31 MMscfd of gas and 1,200 b/d of condensate, while another deeper zone produced 550 b/d of oil and 1 MMcfd of gas.

The discovery, named Dhirubhai-35, is on 14,325-sq-km Block CY-DWN-2001/2 awarded in NELP III. Reliance holds 100% participating interest in the block.

Reliance noted that in 6 years as an E&P operator it has discovered hydrocarbons in India's four major offshore basins: Krishna-Godavari, Mahanadi, Saurashtra, and Cauvery.