SPACKLER

Oil · District 08 · Lease #50280

Operator: SM ENERGY COMPANY

Cum Oil

2.6M BBL

Cum Gas

7.2M MCF

casinghead

Wells

10

Production

2018-04 — 2026-04

Peak Month

2018-06

Production History

Cum Oil: 2,639,651 BBL Cum Gas: 7,228,234 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

85,477 BBL/mo

Di (annual)

117.2%

b-factor

0.6

EUR

1,988,757 BBL

R-squared

0.302

type

hyperbolic

Operator History (from monthly production reports)

2018-04 — 2026-07 SM ENERGY COMPANY 100 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3301MSSM ENERGY COMPANY110,2002025-01-23
3311JMSM ENERGY COMPANY110,3002025-01-23
3341WASM ENERGY COMPANY110,5002025-01-23
3361WBSM ENERGY COMPANY110,6002025-01-23
3381DNSM ENERGY COMPANY110,4002025-01-23
3325LSSM ENERGY COMPANY210,4502017-06-28
3326LSSM ENERGY COMPANY210,4502017-06-28
3346WASM ENERGY COMPANY210,5502017-06-28
3364WBSM ENERGY COMPANY210,6502017-06-28
3372WBSM ENERGY COMPANY210,6502017-06-28