BOLL-CALVERT UNIT FRO

Oil · District 01 · Lease #19290

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

251k BBL

Cum Gas

97k MCF

casinghead

Wells

1

Production

2018-04 — 2026-04

Peak Month

2018-07

Production History

Cum Oil: 251,110 BBL Cum Gas: 96,731 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,890 BBL/mo

Di (annual)

93.9%

b-factor

0.7

EUR

328,132 BBL

R-squared

0.765

type

hyperbolic

Operator History (from monthly production reports)

2018-04 — 2026-07 EXCO OPERATING COMPANY, LP 100 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HEXCO OPERATING COMPANY, LP17,0002018-02-05