RINGO -B-

Oil · District 7C · Lease #3194

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

64k BBL

Cum Gas

240k MCF

casinghead

Wells

4

Production

1993-01 — 2022-08

Peak Month

1993-11

Production History

Cum Oil: 64,107 BBL Cum Gas: 240,255 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

469 BBL/mo

Di (annual)

10.0%

b-factor

0.1

EUR

61,144 BBL

R-squared

0.728

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-01 PIONEER NATURAL RES. USA, INC. 56 mo
2018-09 — 2021-05 DE3 OPERATING LLC 33 mo
2003-10 — 2018-08 JM COX RESOURCES, L.P. 179 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6PIONEER NATURAL RES. USA INC.18,2751993-05-26
242-383-00607PIONEER NATURAL RES. USA INC.------
342-383-00610PIONEER NATURAL RES. USA INC.------
442-383-00613PIONEER NATURAL RES. USA INC.------