PARKER MINERALS 18A

Oil · District 10 · Lease #38821

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

188k BBL

Cum Gas

0 MCF

Wells

8

Production

2008-02 — 2026-03

Peak Month

2009-01

Production History

Cum Oil: 188,200 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

6,261 BBL/mo

Di (annual)

65.4%

b-factor

0.1

EUR

127,712 BBL

R-squared

0.964

type

hyperbolic

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SHERIDAN PRODUCTION COMPANY, LLC312,0002013-06-12
14SHERIDAN PRODUCTION COMPANY, LLC212,0002013-06-07
4SHERIDAN PRODUCTION COMPANY, LLC212,0002013-06-07
5SHERIDAN PRODUCTION COMPANY, LLC212,0002013-06-07
13SHERIDAN PRODUCTION COMPANY, LLC212,0002013-05-16
3SHERIDAN PRODUCTION COMPANY, LLC212,0002013-05-10
2SANDRIDGE EXPL. AND PROD., LLC212,0002011-11-28
12SANDRIDGE EXPL. AND PROD., LLC112,0002008-10-10
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