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  4. Western Gas signs contract with Valaris for drilling of Sasanof-1 exploration well

Western Gas signs contract with Valaris for drilling of Sasanof-1 exploration well

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Oilfield Technology,

Western Gas has executed a formal contract with Valaris for the MS-1 semi-submersible rig to drill the Sasanof-1 exploration well.

The Sasanof-1 exploration well is in permit WA-519-P in Commonwealth waters about 207 km northwest of Onslow, Western Australia. Drilling is scheduled to commence in March/April 2022 following the rig relocating from nearby activities on the North West Shelf.

The Sasanof Prospect is on trend and updip of the liquids rich, low CO2 Mentorc Gas and Condensate Field and nearby the Giant Gas Fields of Scarborough and Io-Jansz in the Carnarvon Basin. ERC Equipoise Ltd (ERCE) has determined Sasanof has an estimated 2U Prospective Resource of 7.2 Tcf gas and 176 Million bbls condensate (P50), with a 32% Chance of Success. The high case 3U Prospective Resource estimate is for 17.8 Tcf gas and 449 Million bbls condensate (P10).

Western Gas has also completed a major commercial milestone with Global Oil and Gas Limited (ASX:GLV) announcing on 23 November 2021 that it had finalised the purchase of 25% of Western Gas (519P) Pty Ltd, the holding company for WA-519-P. The acquisition will see GLV fund 50% of the cost of drilling the Sasanof-1 exploration well and issue Western Gas AUS$3 million of performance shares.

Sasanof-1 will be a vertical well and drilled to a total depth of approximately 2500 m in 1070 m of water. Drilling costs are estimated at US$20-25 million.


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Read the article online at: https://www.oilfieldtechnology.com/exploration/25112021/western-gas-signs-contract-with-valaris-for-drilling-of-sasanof-1-exploration-well/

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