CALLAHAN

Oil · District 08 · Lease #55372

Operator: SM ENERGY COMPANY

Cum Oil

1.5M BBL

Cum Gas

2.7M MCF

casinghead

Wells

9

Production

2020-10 — 2026-04

Peak Month

2025-11

Production History

Cum Oil: 1,491,697 BBL Cum Gas: 2,718,928 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

203,603 BBL/mo

Di (annual)

244.4%

b-factor

0.4

EUR

1,664,710 BBL

R-squared

0.992

type

hyperbolic

Operator History (from monthly production reports)

2020-10 — 2026-07 SM ENERGY COMPANY 70 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3202MSSM ENERGY COMPANY110,1002024-07-29
3203MSSM ENERGY COMPANY110,1002024-07-29
3213JMSM ENERGY COMPANY110,2002024-07-29
3243WASM ENERGY COMPANY110,4002024-07-29
3264WBSM ENERGY COMPANY110,5002024-07-29
3265WBSM ENERGY COMPANY110,5002024-07-29
3283DNSM ENERGY COMPANY110,3002024-07-29
3284DNSM ENERGY COMPANY110,3002024-07-29
3242WASM ENERGY COMPANY110,8002020-08-11