Photo from UNIAN Ukraine’s largest state-owned gas producer Ukrgazvydobuvannya has started works at new oil and gas fields in Kharkiv and Poltava regions, the company press service reported. Following a 3D-seismic survey, a prospecting well was first drilled at the site in Kharkiv region, where oil started flowing 3,700 m deep. Industrial research works and preparations for the extraction launch are underway. According to preliminary estimates, oil deposits at the new field stand at about 130,000 tonnes. Read alsoUkraine&#39;s gas output grows by 3.6% to over 7 bcm in Jan-April In Poltava region, following industrial seismic surveys and drilling of the first 6,300 m prospecting well, the company saw industrial gas inflow. As a result, a new gas condensate field was discovered, with the forecast deposit of over 2.7 billion cubic meters of natural gas. Over the past 3 years, Ukrgazvydobuvanya has opened eight new fields, of which six in 2018, the report reads. UNIAN memo. Ukrgazvydobuvannya is Ukraine&#39;s largest gas producer, with the total share in hydrocarbon production of over 70%. NJSC Naftogaz of Ukraine owns 100% of the company&#39;s shares.