MAREK UNIT

Oil · District 02 · Lease #9878

Operator: EOG RESOURCES, INC.

Cum Oil

3.8M BBL

Cum Gas

5.0M MCF

casinghead

Wells

11

Production

2011-12 — 2026-04

Peak Month

2012-01

Production History

Cum Oil: 3,836,957 BBL Cum Gas: 5,038,471 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

44,072 BBL/mo

Di (annual)

14.8%

b-factor

0.0

EUR

3,569,849 BBL

R-squared

0.332

type

exponential

Operator History (from monthly production reports)

2011-12 — 2026-07 EOG RESOURCES, INC. 176 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HEOG RESOURCES, INC.112,0002017-06-28
9HEOG RESOURCES, INC.112,0002017-06-27
8HEOG RESOURCES, INC.212,5002014-08-20
10HEOG RESOURCES, INC.112,0002014-07-19
7HEOG RESOURCES, INC.212,0002014-07-19
6HEOG RESOURCES, INC.112,5002013-12-23
5HEOG RESOURCES, INC.111,5002012-12-19
3HEOG RESOURCES, INC.110,5002011-09-16
2HEOG RESOURCES, INC.112,0002011-09-08
1HEOG RESOURCES, INC.112,0002011-09-06
4HEOG RESOURCES, INC.111,0002011-09-06