RATLIFF, SAM

Oil · District 08 · Lease #6420

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

135k BBL

Cum Gas

205k MCF

casinghead

Wells

5

Production

1993-01 — 2024-03

Peak Month

1995-11

Production History

Cum Oil: 134,555 BBL Cum Gas: 204,585 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

882 BBL/mo

Di (annual)

26.9%

b-factor

0.2

EUR

48,849 BBL

R-squared

0.881

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2018-08 — 2021-05 DE3 OPERATING LLC 34 mo
2003-10 — 2018-07 JM COX RESOURCES, L.P. 178 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.19,0001985-03-18
142-173-00478PIONEER NATURAL RES. USA INC.------
242-173-30152PIONEER NATURAL RES. USA INC.------
342-173-30199PIONEER NATURAL RES. USA INC.------
442-173-30201PIONEER NATURAL RES. USA INC.------