document: Uzbekneftegaz (UNG) says it has possibly made a âgiantâ gas discovery in the North Ustyurt Basin, north-western Uzbekistan. Well Arslan 12 tested unspecified volumes of gas on 27 June 2019. The well is located in the area of three recent discoveries, understood to comprise Arslan, Surgil Quyi (Surgil Lower) and Surgil Janubiy (Surgil South), which are now thought to be parts of a single gas field. All these discoveries are located east of the large Surgil field. No further details of the new discovery have so far been released.  The Surgil field was discovered by UNG in 2002. Its official published reserves stand at 120 Bcm (4.1 Tcf) of gas. It has multiple clastic reservoirs in Middle-Upper Jurassic continental deposits in a depth rage from 1,725 to 2,721 m.  Surgil is the main source of gas for the Ustyurt Gas Chemical Plant launched in May 2016. The plant has been built by Uz-Kor Gas Chemical, a joint venture between UNG and a consortium of Korean companies led by Korea Gas Corporation (Kogas).
summary: Arsian 12 expl, (UzKorGasChemical 100%), a giant gas field is looking likely in the Karakalpakstan in NW Uzbekistan, the well yielding unspecified (gas kick) volumes of gas on 27 Jun â19. The area comprises the Arslan, Surgil Quyi (Surgil Lower) and Surgil Janubiy (Surgil South) finds, now thought to be probably parts of a single gasfield east of the Surgil field per se. All these discoveries are located east of the large Surgil field. No further details of the new discovery have so far been released. The Surgil field was discovered by UNG in 2002. Its official published reserves stand at 4,1 Tcf of gas. It has multiple clastic reservoirs in Middle-Upper Jurassic continental deposits in a depth range from 1725 to 2721 m.