PEMBROOK 4

Oil · District 7C · Lease #19059

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

2.8M BBL

Cum Gas

5.2M MCF

casinghead

Wells

12

Production

2015-07 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 2,828,256 BBL Cum Gas: 5,224,464 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

231,369 BBL/mo

Di (annual)

227.2%

b-factor

1.0

EUR

5,798,195 BBL

R-squared

0.943

type

hyperbolic

Operator History (from monthly production reports)

2015-07 — 2026-07 PIONEER NATURAL RES. USA, INC. 133 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,4912024-01-17
10HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
2HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
3HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
4HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
5HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
6HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
8HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
9HPIONEER NATURAL RES. USA, INC.110,4912024-01-12
1317PIONEER NATURAL RES. USA, INC.211,0002015-12-10
1347PIONEER NATURAL RES. USA, INC.210,3002015-11-06
1HPIONEER NATURAL RES. USA, INC.110,6252014-08-15