SPANISH TRAIL 3-10 A1

Oil · District 08 · Lease #59554

Operator: COG OPERATING LLC

Cum Oil

12k BBL

Cum Gas

58k MCF

casinghead

Wells

1

Production

2023-04 — 2026-04

Peak Month

2024-01

Production History

Cum Oil: 12,340 BBL Cum Gas: 58,435 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

581 BBL/mo

Di (annual)

62.7%

b-factor

0.0

EUR

11,104 BBL

R-squared

0.537

type

exponential

Operator History (from monthly production reports)

2023-04 — 2026-07 COG OPERATING LLC 40 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3411HCOG OPERATING LLC212,0002015-11-16