DORCUS

Oil · District 7C · Lease #17713

Operator: SUMMIT PETROLEUM LLC

Cum Oil

500k BBL

Cum Gas

4.0M MCF

casinghead

Wells

11

Production

2011-09 — 2026-04

Peak Month

2015-05

Production History

Cum Oil: 500,318 BBL Cum Gas: 4,011,536 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,370 BBL/mo

Di (annual)

89.4%

b-factor

0.5

EUR

292,161 BBL

R-squared

0.805

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 FIREBIRD ENERGY II LLC 33 mo
2017-03 — 2023-10 SUMMIT PETROLEUM LLC 80 mo
2011-09 — 2017-02 COG OPERATING LLC 66 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
28HFIREBIRD ENERGY II LLC112,0002014-09-15
10FIREBIRD ENERGY II LLC112,0002013-01-10
6FIREBIRD ENERGY II LLC112,0002012-08-13
8FIREBIRD ENERGY II LLC112,0002012-07-17
5FIREBIRD ENERGY II LLC112,0002012-06-20
3FIREBIRD ENERGY II LLC112,0002012-03-16
11FIREBIRD ENERGY II LLC112,0002012-03-07
4FIREBIRD ENERGY II LLC112,0002012-01-21
1FIREBIRD ENERGY II LLC112,0002011-12-15
15FIREBIRD ENERGY II LLC112,0002011-12-15
2FIREBIRD ENERGY II LLC110,4002011-07-01