WILLIAMS, MAUDE, ET AL -A-

Oil · District 02 · Lease #2878

Operator: QUINTANA PET. CORP.

Cum Oil

441k BBL

Cum Gas

369k MCF

casinghead

Wells

10

Production

1993-01 — 2024-06

Peak Month

1993-04

Production History

Cum Oil: 440,849 BBL Cum Gas: 369,463 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,945 BBL/mo

Di (annual)

27.2%

b-factor

0.7

EUR

461,627 BBL

R-squared

0.786

type

hyperbolic

Operator History (from monthly production reports)

2000-12 — 2026-07 HILCORP ENERGY COMPANY 308 mo
1993-01 — 2000-11 QUINTANA PET. CORP. 95 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2 GHILCORP ENERGY COMPANY65,9842023-04-28
40HILCORP ENERGY COMPANY65,9252018-10-02
24HILCORP ENERGY COMPANY25,9252016-02-05
21 LHILCORP ENERGY COMPANY15,9252015-09-23
19HILCORP ENERGY COMPANY35,9232015-09-17
18HILCORP ENERGY COMPANY25,8892015-02-11
3GHILCORP ENERGY COMPANY16,0002012-03-07
23HILCORP ENERGY COMPANY25,9252009-03-19
22HILCORP ENERGY COMPANY15,9251981-12-01
1 L42-391-00469HILCORP ENERGY COMPANY------