NAIL RANCH "12"

Oil · District 08 · Lease #40862

Operator: OXYROCK OPERATING, LLC

Cum Oil

919k BBL

Cum Gas

2.5M MCF

casinghead

Wells

15

Production

2011-01 — 2026-04

Peak Month

2015-03

Production History

Cum Oil: 918,925 BBL Cum Gas: 2,524,008 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,002 BBL/mo

Di (annual)

103.0%

b-factor

1.0

EUR

1,061,214 BBL

R-squared

0.954

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 OXYROCK OPERATING, LLC 24 mo
2011-01 — 2024-07 CROWNQUEST OPERATING, LLC 163 mo

Wells (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13OXYROCK OPERATING, LLC212,0002014-06-05
14OXYROCK OPERATING, LLC112,0002014-06-05
15OXYROCK OPERATING, LLC112,0002014-06-05
12OXYROCK OPERATING, LLC112,0002014-06-03
10OXYROCK OPERATING, LLC212,0002014-06-02
8OXYROCK OPERATING, LLC112,0002014-06-02
9OXYROCK OPERATING, LLC212,0002014-06-02
7OXYROCK OPERATING, LLC112,0002014-05-27
6OXYROCK OPERATING, LLC112,0002014-05-22
11OXYROCK OPERATING, LLC112,0002014-04-29
5OXYROCK OPERATING, LLC112,0002014-03-26
3OXYROCK OPERATING, LLC112,0002012-06-12
1OXYROCK OPERATING, LLC112,0002012-05-31
2OXYROCK OPERATING, LLC111,9002011-07-27
4OXYROCK OPERATING, LLC212,0002010-06-07