JUDSON 21

Oil · District 08 · Lease #43689

Operator: OXYROCK OPERATING, LLC

Cum Oil

265k BBL

Cum Gas

1.0M MCF

casinghead

Wells

4

Production

2012-07 — 2026-04

Peak Month

2013-05

Production History

Cum Oil: 264,605 BBL Cum Gas: 1,048,592 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,410 BBL/mo

Di (annual)

187.6%

b-factor

1.8

EUR

380,638 BBL

R-squared

0.585

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 OXYROCK OPERATING, LLC 24 mo
2019-03 — 2024-07 CROWNQUEST OPERATING, LLC 65 mo
2018-04 — 2019-02 BIRCH OPERATIONS, INC. 11 mo
2013-12 — 2018-03 BREITBURN OPERATING L.P. 52 mo
2012-07 — 2013-11 CROWNQUEST OPERATING, LLC 17 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3OXYROCK OPERATING, LLC112,0002014-04-04
4OXYROCK OPERATING, LLC112,0002014-03-26
2OXYROCK OPERATING, LLC112,0002013-01-25
1OXYROCK OPERATING, LLC211,9002012-03-14