JOHN GRESHAM UNIT

Oil · District 03 · Lease #25901

Operator: ENCANA OIL & GAS(USA) INC.

Cum Oil

246k BBL

Cum Gas

80k MCF

casinghead

Wells

2

Production

2012-03 — 2026-04

Peak Month

2012-10

Production History

Cum Oil: 246,291 BBL Cum Gas: 79,950 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,802 BBL/mo

Di (annual)

195.3%

b-factor

1.1

EUR

320,063 BBL

R-squared

0.948

type

hyperbolic

Operator History (from monthly production reports)

2019-09 — 2026-07 COMSTOCK OIL & GAS, LLC 83 mo
2014-04 — 2019-08 COVEY PARK OPERATING LLC 65 mo
2012-03 — 2014-03 ENCANA OIL & GAS(USA) INC. 25 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HCOMSTOCK OIL & GAS, LLC220,0002011-12-12
1HCOMSTOCK OIL & GAS, LLC120,0002011-12-10