< leases

FERRY, SARAH E. UNIT

Oil · District 01 · Lease #13961

Operator: WATERS ENG. & OPERATING, INC.

Fields: PLEASANTON (EDWARDS LIME 8100)

Cum Oil

40k BBL

Cum Gas

41k MCF

casinghead

Wells

3

Production

1995-01 — 2005-09

Peak Month

1995-06

Production History

Cum Oil: 39,550 BBL Cum Gas: 41,003 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,237 BBL/mo

Di (annual)

34.7%

b-factor

0.0

EUR

42,760 BBL

R-squared

0.577

type

exponential

Operator History (from monthly production reports)

2014-04 — 2026-07 SNG OPERATING, LLC 148 mo
2008-05 — 2014-03 TANDEM ENERGY CORPORATION 71 mo
2005-06 — 2008-04 REC WELL SERVICE, INC. 35 mo
2003-09 — 2005-05 EXCALIBUR E & P, LLC 21 mo
2002-02 — 2003-08 U.S.A. PLUGGING COMPANY 19 mo
2000-05 — 2002-01 GARRISON LTD. 21 mo
1995-01 — 2000-04 WATERS ENG. & OPERATING, INC. 64 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
342-013-34038REC WELL SERVICE, INC.28,8002008-12-08
242-013-34039RICKAWAY ENERGY, CORP.38,8001997-08-28
142-013-34033SNG OPERATING LLC19,0001994-11-01