Dolphin Tanin gas field Italy Malossa field San Salvo field San Giorgio field Angeli field Cassiopea gas field Japan Minami Kanto gas field (375×109 m³) Kazakhstan Karachaganak field () Kisimbay field () Kyzyloi Field () Tengiz Field Lebanon Chekka Levant Basin Province (estimated total of this entire region ) within the territorial waters of Lebanon, Turkey, the Palestinian Gaza Strip, Israel, Syria, and Cyprus North Levant Basin Libya Khateyba () Mauritania Chinguetti field (fairly large estimates) Mexico Reynosa gas field Chicontepec Field () Tabasco Noxal oil field () Mozambique Collier gas field () Namibia Kudu gas field (1.3 – ) Netherlands Annerveen gas field Groningen () - also known as Slochteren L10 gas field New Zealand Maui gas field () Pohokura field () Kupe field () Kapuni () Nigeria Akpo Bonga Field North Sea Asgard field, Norway () Amethyst gasfield Brent oilfield Dan field Easington Catchment Area Ekofisk oil field, Norway () Everest gasfield Frigg gas field () Gullfaks oil field () Gullfaks Sor field () Heimdal field () Indefatigable field () Kristin field () Kvitebjon field () Lemen Bank () Mikkel field () Eldfisk field () Oseberg oil field, Norway () Rhum gasfield () Sleipner gas field () Snorre oil field () Statfjord oil field () Troll, Norway Valhall oil field () Viking field () Visund field () Norwegian Sea and Barents Sea (Norwegian part of the Barents Sea only) Heidrun oil field () Ormen Lange, Norway () Snøhvit, Norway () Troll, Norway () Pakistan (~1012m³) Adhi Oil and Gas Field Badin Bhit gas field Khasan gas field Kadanwari Kandkhot field () Khan field Mari field Miano gas field Mizra field Qadirpur gas field Sawan Gas Field () Sui gas field () Toot gas field Ul Haq field () Zamzama field Palestine (Gaza) Gaza marine gas field Peru Camisea Gas Project Qatar North Field, Ras Laffan, exceeding Romania (~600×109m³) Transylvania basin Filitelnic gas field () Carpath oil basin Grădiştea gas field () Mamu gas field () Bacau oil basin Roman-Secuieni gas field () Panonien basin Russia Urengoy gas field () Yamburg gas field () Bovanenkovskoe field () Leningradskoye field () Rusanovskoye field () Zapolyarnoye gas field () Shtokman field () Arctic field () Astrakhanskoye field () West Kamchatka shelf () Medvezhye field () Yurubchen () Kharasoveiskoye field () Orenburgskoe field () Kovykta field () Kyrtael field () Sakhalin-III () Chayandinskoye field () Angaro-Lenskoye field () Central-Astrakhan field () Yuzhno-Russkoye