Oil and gas prices: April 20, 2012

USEDC OKC LLC; Estill No. 6H Well; S1/2 S1/2 S1/2 S1/2 (SL) of 19-21N-08W; TD 12,530.

USEDC OKC LLC; Estill No. 7H Well; S1/2 S1/2 S1/2 SE1/4 (SL) of 19-21N-08W; TD 12,530.

Grady: Continental Resources Inc.; Walters No. 1-22H Well; S1/2 SE1/4 SW1/4 SE1/4 (SL) of 22-07N-06W; TD 17,692.

Grant: SandRidge Exploration & Production LLC; John No. 1-15H Well; NW1/4 NE1/4 NW1/4 NW1/4 (SL) of 15-26N-07W; TD 10,858.

SandRidge Exploration & Production LLC; Marvin No. 1-27H Well; N1/2 N1/2 N1/2 NE1/4 (SL) of 27-27N-04W; TD 9,663.

McClain: Elder Craig Oil & Gas LLC; Criner Creek No. 1-20 Well; SE1/4 NW1/4 NW1/4 NW1/4 of 20-05N-03W; TD 11,800.

Nowata: Rocky Top Energy LLC; Spurgeon No. 4A Well; W1/2 E1/2 SW1/4 NW1/4 of 18-26N-15E; TD 1,300.

Pittsburg: XTO Energy Inc.; Field Heirs No. 2-24H13 Well; NE1/4 NE1/4 NE1/4 NW1/4 (BHL) of 13-05N-12E; TD 14,315.

Roger Mills: Chesapeake Operating Inc.; RDB 23-16-21 No. 1H Well; SW1/4 SE1/4 SW1/4 SW1/4 (SL) of 23-16N-21W; TD 13,650.

Mewbourne Oil Co.; Bentley 23 No. 1H Well; S1/2 SW1/4 SE1/4 SE1/4 (SL) of 23-17N-22W; TD 12,566.

Washington: CEP Mid-Continent LLC; Moore No. 27 Well; C W1/2 NE1/4 of 32-27N-14E; TD 1,541.

Washington: CEP Mid-Continent LLC; Moore Ranch No. 23 Well; SE1/4 SE1/4 NE1/4 SE1/4 of 32-27N-14E; TD 1,483.

Woods: Chesapeake Operating Inc.; Gerloff Ranch 36-27-18 No. 1H Well; S1/2 S1/2 SW1/4 SE1/4 (SL) of 36-27N-18W; TD 10,846.

Chesapeake Operating Inc.; McMurphy 17-27-16 No. 1H Well; N1/2 N1/2 NE1/4 NE1/4 (SL) of 17-27N-16W; TD 10,954.

Eagle Energy Production LLC; Hartley No. 1H-13 Well; SW1/4 SE1/4 SW1/4 SW1/4 (SL) of 12-26N-15W; TD 10,820.

Eagle Energy Production LLC; Lohmann No. 1H-10 Well; N1/2 N1/2 NE1/4 NE1/4 (SL) of 10-26N-13W; TD 10,820.