DOSS

Oil · District 10 · Lease #5511

Operator: PONDEROSA TX OPERATING LLC

Cum Oil

7k BBL

Cum Gas

367k MCF

casinghead

Wells

7

Production

1993-01 — 2026-04

Peak Month

1995-08

Production History

Cum Oil: 6,538 BBL Cum Gas: 367,448 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

58 BBL/mo

Di (annual)

43.7%

b-factor

0.9

EUR

4,568 BBL

R-squared

0.431

type

hyperbolic

Operator History (from monthly production reports)

2018-02 — 2026-07 PONDEROSA TX OPERATING LLC 102 mo
2008-09 — 2018-01 LEGACY RESERVES OPERATING LP 113 mo
2007-04 — 2008-08 GRYPHON PRODUCTION COMPANY, LLC 17 mo
1993-01 — 2007-03 CALDWELL PRODUCTION CO. INC. 171 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PONDEROSA TX OPERATING LLC13,6001983-06-10
A 5PONDEROSA TX OPERATING LLC13,3401981-05-19
A 142-179-04549PONDEROSA TX OPERATING LLC------
A 242-179-20036PONDEROSA TX OPERATING LLC------
A 342-179-20037PONDEROSA TX OPERATING LLC------
A 442-179-30066PONDEROSA TX OPERATING LLC------
B 242-179-20034PONDEROSA TX OPERATING LLC------