KHARKIV, July 4 - Biliayivska-400 well (Pervomaisk district, Kharkiv region) drilled under a production sharing agreement (PSA) between Shell and public joint-stock company Ukrgazvydobuvannia will be mothballed due to an unsatisfactory production rate, the director of the ecology and labor protection department of the representative office of Shell in Ukraine, Tetiana Bobrovytska said.

"Now Biliayivska-400 well will be mothballed, it showed not very good results. No industrial production will be carried out from the well," she said at a roundtable in Kharkiv.