MATHERS RANCH 166

Oil · District 10 · Lease #9077

Operator: TECOLOTE ENERGY OPERATING, LLC

Cum Oil

12k BBL

Cum Gas

453k MCF

casinghead

Wells

1

Production

2012-11 — 2016-08

Peak Month

2013-01

Production History

Cum Oil: 12,220 BBL Cum Gas: 453,214 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,219 BBL/mo

Di (annual)

729.3%

b-factor

1.6

EUR

33,169 BBL

R-squared

0.935

type

hyperbolic

Operator History (from monthly production reports)

2023-10 — 2026-07 MMGL TXPH, LLC 34 mo
2020-01 — 2023-09 BLACKBEARD OPERATING, LLC 45 mo
2016-07 — 2019-12 TECOLOTE ENERGY OPERATING, LLC 42 mo
2012-11 — 2016-06 DEVON ENERGY PRODUCTION CO, L.P. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BLACKBEARD OPERATING, LLC517,5552012-09-26