TERLINGUA STATE UNIT 15-17

Oil · District 08 · Lease #49610

Operator: PRIMEXX OPERATING CORPORATION

Cum Oil

477k BBL

Cum Gas

1.9M MCF

casinghead

Wells

2

Production

2018-01 — 2026-04

Peak Month

2019-09

Production History

Cum Oil: 476,527 BBL Cum Gas: 1,931,999 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,677 BBL/mo

Di (annual)

123.3%

b-factor

0.3

EUR

315,238 BBL

R-squared

0.902

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2021-10 — 2024-07 CALLON PETROLEUM OPERATING CO 34 mo
2018-01 — 2021-09 PRIMEXX OPERATING CORPORATION 45 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HAPACHE CORPORATION113,0002020-02-07
1HAPACHE CORPORATION113,0002017-10-30