NAIL -D11-

Oil · District 08 · Lease #26314

Operator: OXYROCK OPERATING, LLC

Cum Oil

440k BBL

Cum Gas

1.6M MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

2015-04

Production History

Cum Oil: 440,247 BBL Cum Gas: 1,578,133 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,411 BBL/mo

Di (annual)

52.5%

b-factor

0.3

EUR

370,033 BBL

R-squared

0.876

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 OXYROCK OPERATING, LLC 24 mo
2011-02 — 2024-07 CROWNQUEST OPERATING, LLC 162 mo
2007-07 — 2011-01 LAVANCO ENERGY, LTD. 43 mo
1993-01 — 2007-06 GOLDEN SPECIALTIES OIL & GAS 174 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HOXYROCK OPERATING, LLC111,0002014-09-19
5OXYROCK OPERATING, LLC112,0002014-06-13
1ROXYROCK OPERATING, LLC212,0002012-06-12
4OXYROCK OPERATING, LLC111,9002012-02-21
3OXYROCK OPERATING, LLC111,9002011-03-16
2OXYROCK OPERATING, LLC19,5001981-08-06