CNBC's Brian Sullivan reports on news regarding OPEC's international seminar. Got a confidential news tip? We want to hear from you. Sign up for free newsletters and get more CNBC delivered to your inbox Get this delivered to your inbox, and more info ...

Producers' group reacts as the Middle East crisis threatens to fan a geopolitical risk driven oil price spike in a market that seemed pretty well supplied until now.

OPEC said on Wednesday that Saudi Arabia sharply increased oil production in February ahead of U.S. and Israeli strikes on Iran and kept its forecasts for relatively strong global oil demand growth this year.

OPEC maintained its forecasts for global oil demand growth for both the current and following years in its monthly report released on Wednesday.

Russia’s crude output declined for a third consecutive month in February, underlining the impact of US sanctions and as Ukrainian drone strikes curb domestic oil-processing.

The cartel pledged to increase output by 206,000 barrels a day from next month, and said that members would “closely monitor and assess market conditions.”

Oil jumps above $115 as Iran war disrupts Strait of Hormuz flows. Middle East output cuts deepen supply fears in global oil market. Energy surge raises inflation concerns across global economies.

Nigeria's crude oil production fell to 1.31 million barrels per day (bpd) in February, according to the Organisation of Petroleum Exporting Countries (OPEC) data.

There is ... a risk that the OPEC decision is moot', Alan Gelder, SVP of Refining, Chemicals and Oil Markets at Wood Mackenzie, said.

The focus of this post is an overview of World oil production along with a more detailed review of the top 11 Non-OPEC oil-producing countries. Read more here.