PY 5-6-1 completed in early August 2020 without result reported.  CNOOC â Shenzhen spudded a new-field wildcat in the Pearl River Mouth Basin, South China Sea, in mid-July 2020. PY 5-6-1 is located in Panyu 4-2/5-1 Fields area in a water depth of 100 m. The well is believed to be targeting the Mio â Oligocene clastic play. âSINOOCEAN AUSPICIOUSâ J/U is used for the drilling operation.     The Panyu Fields was discovered in 1998 and started production in 2003 with PY 4-2/PY 5-1, PY 11-6 was on stream in 2008. The fields have main reservoir in the Oligocene Zhuhai Formation and secondary one in the Miocene Zhujiang Formation. By end 2019 the fields have produced cumulative more than 40 million tons of oil.     Panyu 4-2, Panyu 5-1 and Panyu 11-6 oil fields are operated by CNOOC. ConocoPhillips used to have 24.5% participating interest.   In September 2019, ConocoPhillips relinquished all of their working interest in PY 4-2, PY 5-1 and PY 11-6 fields in Block 15/34 as the production period expired. The 15/34 PSC has been amended and restated into an exploration PSC with one well commitment and CNOOC remains as the operator.
(Pearl River Mouth B.) Panyu 5-6-1 (PY 5-6-1) nfw, in Panyu 4-2 & 5-1 Fields block, operated by CNOOC LTD (100%), WD 100m, ops terminated, results n/a. Target Oligo-Miocene clastics. 