United States

Alabama

Nebraska

Alaska (Cook Inlet; North Slope)

New Mexico*

Arkansas*

New York

Arizona

North Dakota*

California (Steam Flood; Offshore; Onshore)

Ohio*

Colorado

Oklahoma*

Florida

Oregon

Illinois

Pennsylvania*

South Dakota

Kansas

Texas (including Gulf of Mexico)*

Kentucky

Utah*

Louisiana (including Gulf of Mexico)*

Virginia*

Michigan (including CO2 EOR)*

West Virginia*

Mississippi (including Deep Sour Gas)*

Wyoming*

Montana*

*Unconventional Oil and Gas.

International

Angola

Mexico

Argentina

New Zealand

Australia

Nigeria

Azerbaijan

Oman

Bangladesh

Peru

Barbados

Qatar

Belize

Russia

Bolivia

Saudi Arabia

Brazil

South Africa (Offshore)

Canada (including oil shale)

Syria

Colombia

Thailand

Congo

Trinidad

Dubai

Tunisia

Equatorial Guinea

United Kingdom

Egypt

United Arab Emirates

France

Venezuela

Guatemala

Western Siberia

Honduras

Vietnam

Indonesia

Yemen

Malaysia