RATLIFF C

Oil · District 08 · Lease #40137

Operator: RELIANCE ENERGY, INC.

Cum Oil

782k BBL

Cum Gas

2.2M MCF

casinghead

Wells

9

Production

2010-03 — 2026-04

Peak Month

2015-09

Production History

Cum Oil: 781,701 BBL Cum Gas: 2,173,244 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,483 BBL/mo

Di (annual)

33.1%

b-factor

0.2

EUR

564,802 BBL

R-squared

0.901

type

hyperbolic

Operator History (from monthly production reports)

2016-10 — 2026-07 COG OPERATING LLC 118 mo
2010-03 — 2016-09 RELIANCE ENERGY, INC. 79 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1817COG OPERATING LLC113,0002014-10-27
1815COG OPERATING LLC213,0002013-07-11
1813COG OPERATING LLC113,0002011-05-18
1811COG OPERATING LLC113,0002011-05-17
1809COG OPERATING LLC113,0002011-05-16
1805COG OPERATING LLC113,0002011-05-13
1807COG OPERATING LLC113,0002011-05-13
1801COG OPERATING LLC211,5002010-11-15
1803COG OPERATING LLC113,0002010-10-20