Oil and gas prices: April 11, 2012

Sunoco Inc. — $97.50.

Oklahoma Sour:

Sunoco Inc. — $85.50.

Oklahoma oil and gas drilling activity posted Mar. 19:

Alfalfa: Chesapeake Operating Inc.; Leslie Trust 27-26-12 No. 1H Well; S1/2 S1/2 SE1/4 SE1/4 (SL) of 27-26N-12W; 43 barrels oil per day, 609,000 cu-ft gas per day; TD 10,400.

Beaver: QEP Energy Co.; Patzkowsky No. 1-29D Well; S1/2 SW1/4 NW1/4 NW1/4 of 29-03N-22E; TD 4,500.

Carter: Mid-Con Energy Operating Inc.; AWDU-Harris Rickett No. 3-33 Well; NW1/4 NW1/4 SW1/4 NE1/4 of 33-04S-01E; TD 8,100.

Dewey: Chesapeake Operating Inc.; Epperly 32-18-18 No. 1H Well; S1/2 S1/2 SW1/4 SE1/4 (SL) of 32-18N-18W; 320 barrels oil per day, 690,000 cu-ft gas per day; TD 13,410.

Ellis: Chesapeake Operating Inc.; Deryl 23-18-25 No. 1H Well; NW1/4 NE1/4 NE1/4 NE1/4 (SL) of 23-18N-25W; 167 barrels oil per day, 707,000 cu-ft gas per day; TD 13,797.

Chesapeake Operating Inc.; Spomer 29-20-25 No. 1H Well; S1/2 S1/2 SW1/4 SW1/4 (SL) of 29-20N-25W; 88 barrels oil per day, 249,000 cu-ft gas per day; TD 13,293.

Chesapeake Operating Inc.; Susan 26-19-25 No. 1H Well; SE1/4 SW1/4 SE1/4 SW1/4 (SL) of 26-19N-25W; 145 barrels oil per day, 1,114,000 cu-ft gas per day; TD 13,635.

Chesapeake Operating Inc.; Tim 8-21-25 No. 1H Well; NE1/4 NW1/4 NE1/4 NE1/4 (BHL) of 08-21N-25W; 58 barrels oil per day, 118,000 cu-ft gas per day; TD 12,539.

Roger Mills: Chesapeake Operating Inc.; Mikles 32-16-24 No. 1H Well; S1/2 S1/2 SW1/4 SE1/4 (SL) of 32-16N-24W; 85 barrels oil per day, 423,000 cu-ft gas per day; TD 14,968.