RUSSELL

Oil · District 7C · Lease #16977

Operator: SAWYER OIL & GAS LLC

Cum Oil

34k BBL

Cum Gas

0 MCF

Wells

4

Production

2009-07 — 2025-11

Peak Month

2009-11

Production History

Cum Oil: 34,461 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,035 BBL/mo

Di (annual)

89.4%

b-factor

0.4

EUR

22,796 BBL

R-squared

0.696

type

hyperbolic

Operator History (from monthly production reports)

2026-02 — 2026-07 SAWYER OIL & GAS LLC 6 mo
2022-03 — 2026-01 HARVEST PETROLEUM INC. 47 mo
2016-09 — 2022-02 DELFIN OPERATING, LLC 66 mo
2016-05 — 2016-08 ENEXCO, INC. 4 mo
2009-07 — 2016-04 PAINT ROCK OPERATING, LLC 82 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19SAWYER OIL & GAS LLC14,2002010-11-23
14SAWYER OIL & GAS LLC14,2002010-09-03
6SAWYER OIL & GAS LLC14,2002010-01-07
4SAWYER OIL & GAS LLC14,5002009-06-24