HARTMAN A

Oil · District 02 · Lease #11125

Operator: DEVON ENERGY PRODUCTION CO, L.P.

Cum Oil

765k BBL

Cum Gas

3.0M MCF

casinghead

Wells

9

Production

2015-03 — 2026-04

Peak Month

2015-12

Production History

Cum Oil: 765,159 BBL Cum Gas: 2,959,426 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,385 BBL/mo

Di (annual)

390.6%

b-factor

1.2

EUR

807,978 BBL

R-squared

0.636

type

hyperbolic

Operator History (from monthly production reports)

2025-07 — 2026-07 BPX OPERATING COMPANY 13 mo
2015-03 — 2025-06 DEVON ENERGY PRODUCTION CO, L.P. 124 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10HBPX OPERATING COMPANY114,0002014-11-17
11HBPX OPERATING COMPANY214,0002014-11-17
12HBPX OPERATING COMPANY114,0002014-11-17
13HBPX OPERATING COMPANY114,0002014-11-17
2HBPX OPERATING COMPANY114,0002014-11-17
9HBPX OPERATING COMPANY114,0002014-11-17
3HBPX OPERATING COMPANY114,0002014-11-13
5HBPX OPERATING COMPANY114,0002014-11-13
7HBPX OPERATING COMPANY114,0002014-11-13