RICHARDS "25"

Oil · District 08 · Lease #40259

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

338k BBL

Cum Gas

628k MCF

casinghead

Wells

7

Production

2010-04 — 2026-04

Peak Month

2014-10

Production History

Cum Oil: 337,600 BBL Cum Gas: 628,115 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,040 BBL/mo

Di (annual)

23.9%

b-factor

0.0

EUR

303,687 BBL

R-squared

0.858

type

exponential

Operator History (from monthly production reports)

2010-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 196 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7PIONEER NATURAL RES. USA, INC.111,1002014-05-20
2PIONEER NATURAL RES. USA, INC.111,6302012-05-02
5PIONEER NATURAL RES. USA, INC.111,5002012-03-23
6PIONEER NATURAL RES. USA, INC.111,5002012-03-23
4PIONEER NATURAL RES. USA, INC.211,5502011-10-04
1PIONEER NATURAL RES. USA, INC.311,7002011-06-09
3PIONEER NATURAL RES. USA, INC.110,6502010-02-10