HPDI Data Coverage

1/5/2012

US

Product Prod. Start Prod. Period Update Freq. Prod. Entity API Num. Test Data Inj. Data Tops Water Data LIQ Gath GAS Gath Land Grid Latest Prod State Agency

Arkansas 1920 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Nov-11 Arkansas Oil & Gas Commission

Colorado 1951 Monthly Monthly Well Included IP Included N/A Included N/A N/A Section Nov-11 Oil & Gas Conservation Commission, State of Colorado

Louisiana 1962 Monthly Monthly Well/Unit (Allocated) Majority Included N/A N/A Calculated(Tests) Included Included Section Nov-11 Department of Natural Resources, State of Louisiana

North Dakota 1951 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Section Nov-11 North Dakota Industrial Commission

Alaska 1919 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Section Oct-11 Oil & Gas Conservation Commission, State of Alaska

Arizona 1954 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Oct-11 Arizona Geological Society

California 1977 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Section Oct-11 Department of Conservation, State of California

Michigan 1982 Monthly Monthly Lease Included N/A N/A N/A Included N/A N/A Section Oct-11 Department of Natural Resources, State of Michigan

Montana 1986 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Section Oct-11 Department of Natural Resources & Conservation, State of Montana

Nebraska 1949 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Oct-11 Nebraska Oil & Gas Conservation Commission

New Mexico 1951 Monthly Monthly Well Included N/A Included N/A Included Included Included Section Oct-11 Oil Conservation Division, State of New Mexico

South Dakota 1954 Monthly Yearly Well Included N/A N/A Included Included N/A N/A Section Oct-11 Department of Environment & Natural Resources, State of South Dakota

Texas 1934 Monthly Twice Monthly Oil-Lease/Gas-Well Majority Included Included Included Calculated(Test) Included Included Surveys Oct-11 Railroad Commission of Texas (Production Data)

Utah 1927 Monthly Monthly Well Included N/A N/A N/A N/A N/A N/A Section Oct-11 Department of Natural Resources, State of Utah

Virginia 1952 Monthly Yearly Well Included N/A N/A N/A Included N/A N/A N/A Oct-11 Virginia Division of Mineral Resources

Wyoming 1978 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Oct-11 Oil & Gas Conservation Commission, State of Wyoming

Fed. Offshore - Gulf 1947 Monthly Monthly Well Included Included Included N/A Included N/A N/A Section Sep-11 Minerals Management Service (Gulf of Mexico) – Federal Offshore

Fed. Offshore - Pacific 1968 Monthly Monthly Well Included Included Included N/A Included N/A N/A N/A Sep-11 Minerals Management Service (Pacific) – Federal Offshore

Florida 1964 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Sep-11 Florida Department of Natural Resources

Oklahoma 1978 Monthly Monthly Well Included N/A N/A Included N/A Included Included Section Sep-11 Oklahoma Corporation Commission, Oklahoma Tax Commission

Alabama 1944 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Aug-11 State Oil & Gas Board of Alabama

Kansas 1966 Monthly Monthly Lease Majority N/A N/A N/A N/A Included Included Section Aug-11 Department of Revenue, State of Kansas

Mississippi 1946 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Section Aug-11 Mississippi State Oil & Gas Board

Nevada 1994 Monthly Monthly Well N/A N/A N/A N/A Included N/A N/A Section Aug-11 Division of Minerals, State of Nevada

Missouri 1928 Monthly Yearly Lease Included N/A N/A N/A N/A N/A N/A Section Jul-11 Department of Natural Resources, State of Missouri

Pennsylvania 1980 Monthly Yearly Well Included N/A N/A N/A N/A N/A N/A N/A Jun-11 Pennsylvania Bureau of Oil and Gas Management

Maryland 1992 Monthly Semi-Annually Well Included N/A N/A N/A N/A N/A N/A N/A Dec-10 Maryland Department of the Environment

New York 1985 Monthly Yearly Well Included N/A N/A Limited Included N/A N/A N/A Dec-10 Department of Environmental Conservation, New York State

Ohio 1984 Monthly Monthly Well Included N/A N/A Included N/A N/A N/A Section Dec-10 Ohio Department of Natural Resources

Oregon 1979 Monthly Yearly Well Included N/A N/A N/A N/A N/A N/A Section Dec-10 Oregon Department of Geology & Minerals Industries

West Virginia 1968 Monthly Yearly Well Included N/A N/A Included N/A N/A N/A N/A Dec-10 The West Virginia Geological and Economic Survey

Kentucky 1997 Monthly Yearly Well Included N/A N/A Included N/A N/A N/A N/A Dec-09 Division of Oil and Gas Conservation, State of Kentucky

Tennessee 1980 Monthly Quarterly Lease Included Included N/A N/A N/A N/A N/A N/A Dec-09 Tennessee Division of Geology

Canada

Product Prod. Start Prod. Period Update Freq. Prod. Entity API Num. Test Data Inj. Data Tops Water Data LIQ Gath GAS Gath Land Grid Latest Prod State Agency

Alberta 1962 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Oct-11 Alberta Energy Resources Conservation Board (ERCB)

British Columbia 1954 Monthly Monthly Well Included N/A N/A N/A Included N/A N/A Oct-11 British Columbia Oil and Gas Commission

Manitoba 1951 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Oct-11 Government of Manitoba - Petroleum Branch

Saskatchewan 1935 Monthly Monthly Well Included N/A Included N/A Included N/A N/A Sep-11 Government of Saskatchewan - Energy and Resources