MABEE 140A

Oil · District 08 · Lease #40718

Operator: RELIANCE ENERGY, INC.

Cum Oil

880k BBL

Cum Gas

2.6M MCF

casinghead

Wells

23

Production

2010-08 — 2026-04

Peak Month

2012-10

Production History

Cum Oil: 879,680 BBL Cum Gas: 2,556,932 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,297 BBL/mo

Di (annual)

43.2%

b-factor

0.0

EUR

646,477 BBL

R-squared

0.557

type

exponential

Operator History (from monthly production reports)

2017-08 — 2026-07 COG OPERATING LLC 108 mo
2011-01 — 2017-07 OXY USA INC. 79 mo
2010-08 — 2010-12 RELIANCE ENERGY, INC. 5 mo

Wells (23)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4404COG OPERATING LLC112,5002014-05-15
4403COG OPERATING LLC112,5002014-05-02
4409COG OPERATING LLC112,5002014-04-05
4510COG OPERATING LLC112,5002013-06-26
4511COG OPERATING LLC112,5002013-05-10
4514COG OPERATING LLC112,5002013-05-09
4515COG OPERATING LLC112,5002013-05-09
4504COG OPERATING LLC112,5002012-05-18
1103COG OPERATING LLC112,5002012-04-17
4507COG OPERATING LLC112,5002012-03-30
4408COG OPERATING LLC112,5002011-12-22
4512COG OPERATING LLC112,5002011-12-22
1104COG OPERATING LLC112,5002011-08-30
4407COG OPERATING LLC112,5002011-07-22
1102COG OPERATING LLC112,5002011-07-07
4503COG OPERATING LLC112,5002011-07-07
1108COG OPERATING LLC112,5002011-06-25
4513COG OPERATING LLC112,5002011-06-03
4506COG OPERATING LLC112,5002011-05-20
4402COG OPERATING LLC112,5002011-03-21
1101COG OPERATING LLC113,0002010-06-14
4401COG OPERATING LLC113,0002010-04-26
4501COG OPERATING LLC113,0002010-04-23