HOLZMARK -C-

Oil · District 02 · Lease #731

Operator: SKSANCHEZENERGY, LLC

Fields: HOLZMARK

Cum Oil

92k BBL

Cum Gas

225 MCF

casinghead

Wells

16

Production

1993-01 — 2022-09

Peak Month

1997-07

Production History

Cum Oil: 91,899 BBL Cum Gas: 225 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

481 BBL/mo

Di (annual)

7.3%

b-factor

0.0

EUR

76,987 BBL

R-squared

0.555

type

exponential

Operator History (from monthly production reports)

2019-05 — 2026-07 CHANDLER OIL & GAS, LLC 87 mo
2018-07 — 2019-04 SKSANCHEZENERGY, LLC 10 mo
1996-09 — 2018-06 DONNA-LYNNE OIL CO. 262 mo
1994-09 — 1996-08 DONNA-LYNNE OIL COMPANY, INC. 24 mo
1993-01 — 1994-08 AMERICAN EXPLORATION COMPANY 20 mo

Wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21CHANDLER OIL & GAS LLC14,5001985-03-19
19CHANDLER OIL & GAS LLC14,5001984-06-20
20CHANDLER OIL & GAS LLC13,9001983-10-19
22CHANDLER OIL & GAS LLC14,0001983-10-19
16CHANDLER OIL & GAS LLC13,6001983-10-11
14CHANDLER OIL & GAS LLC14,0001981-08-05
15CHANDLER OIL & GAS LLC14,0001981-08-05
11CHANDLER OIL & GAS LLC14,0001980-07-11
12CHANDLER OIL & GAS LLC19,2001980-03-10
10CHANDLER OIL & GAS LLC14,0001980-01-07
9SOUTH STATES OIL & GAS CO.14,0001979-12-06
5CHANDLER OIL & GAS LLC14,1001978-04-11
6CHANDLER OIL & GAS LLC14,1001978-04-11
142-025-02548CHANDLER OIL & GAS LLC------
342-025-01666CHANDLER OIL & GAS LLC------
442-025-01667CHANDLER OIL & GAS LLC------