ZANT 37

Oil · District 08 · Lease #34041

Operator: ROBERTSON RESOURCES, INC.

Cum Oil

63k BBL

Cum Gas

222k MCF

casinghead

Wells

2

Production

1993-11 — 2012-01

Peak Month

1994-03

Production History

Cum Oil: 62,949 BBL Cum Gas: 221,818 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,560 BBL/mo

Di (annual)

159.2%

b-factor

0.7

EUR

32,258 BBL

R-squared

0.402

type

hyperbolic

Operator History (from monthly production reports)

1997-04 — 2016-04 ROBERTSON RESOURCES, INC. 229 mo
1993-11 — 1997-03 COBRA OIL & GAS CORPORATION 41 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ROBERTSON RESOURCES INC.29,5001994-04-08
1ROBERTSON RESOURCES INC.19,0001993-10-01