UL TAWNY UNIT 8-12

Oil · District 08 · Lease #45939

Operator: DIAMONDBACK E&P LLC

Cum Oil

3.2M BBL

Cum Gas

3.7M MCF

casinghead

Wells

9

Production

2014-11 — 2026-04

Peak Month

2020-01

Production History

Cum Oil: 3,204,631 BBL Cum Gas: 3,690,028 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

120,081 BBL/mo

Di (annual)

396.1%

b-factor

1.4

EUR

3,635,484 BBL

R-squared

0.961

type

hyperbolic

Operator History (from monthly production reports)

2014-11 — 2026-07 DIAMONDBACK E&P LLC 141 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8LSDIAMONDBACK E&P LLC110,6002018-12-31
6LSDIAMONDBACK E&P LLC110,6002018-09-30
7LSDIAMONDBACK E&P LLC110,6002018-09-30
4LSDIAMONDBACK E&P LLC110,5752018-03-08
4WBDIAMONDBACK E&P LLC111,1002018-03-08
5LSDIAMONDBACK E&P LLC110,5752018-03-08
2LSDIAMONDBACK E&P LLC111,5002014-07-09
3LSDIAMONDBACK E&P LLC211,5002014-07-09
1LSDIAMONDBACK E&P LLC110,5002014-06-26