HARTLEY 38

Oil · District 08 · Lease #39557

Operator: MARINER ENERGY, INC.

Cum Oil

347k BBL

Cum Gas

5.5M MCF

casinghead

Wells

15

Production

2008-12 — 2026-04

Peak Month

2012-08

Production History

Cum Oil: 347,426 BBL Cum Gas: 5,477,850 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,325 BBL/mo

Di (annual)

255.6%

b-factor

0.7

EUR

191,924 BBL

R-squared

0.791

type

hyperbolic

Operator History (from monthly production reports)

2010-12 — 2026-07 APACHE CORPORATION 188 mo
2008-12 — 2010-11 MARINER ENERGY, INC. 24 mo

Wells (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18APACHE CORPORATION111,0002013-05-07
17APACHE CORPORATION211,0002012-09-10
16APACHE CORPORATION211,0002012-08-02
14APACHE CORPORATION211,0002012-05-16
15APACHE CORPORATION111,0002012-05-16
13APACHE CORPORATION111,0002012-04-13
12APACHE CORPORATION111,0002012-03-09
11APACHE CORPORATION110,9002012-02-28
10APACHE CORPORATION211,0002012-01-19
6APACHE CORPORATION111,0002011-11-16
7APACHE CORPORATION111,0002011-11-16
8APACHE CORPORATION211,0002011-11-16
9APACHE CORPORATION111,0002011-08-24
5APACHE CORPORATION111,0002011-06-16
1APACHE CORPORATION210,3002008-09-09