POST ESTATE "D"

Oil · District 8A · Lease #1899

Operator: BROWN, GEO. R PARTNERSHIP,LP,THE

Fields: GARZA

Cum Oil

220k BBL

Cum Gas

59k MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1994-02

Production History

Cum Oil: 219,811 BBL Cum Gas: 59,121 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,601 BBL/mo

Di (annual)

9.2%

b-factor

0.0

EUR

205,992 BBL

R-squared

0.938

type

exponential

Operator History (from monthly production reports)

2003-05 — 2026-07 BROWN, GEO. R PARTNERSHIP,LP,THE 279 mo
1993-01 — 2003-04 BROWN, GEORGE R. PARTNERSHIP,THE 124 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BROWN, GEO. R PARTNERSHIP,LP,THE13,1001979-08-06
11BROWN, GEO. R PARTNERSHIP,LP,THE13,1001979-08-06
12BROWN, GEO. R PARTNERSHIP,LP,THE13,1001979-08-06
9BROWN, GEO. R PARTNERSHIP,LP,THE13,1001979-08-06
1W42-169-01711BROWN, GEO. R PARTNERSHIP,LP,THE------
242-169-01710BROWN, GEO. R PARTNERSHIP,LP,THE------
342-169-01444BROWN, GEO. R PARTNERSHIP,LP,THE------
4W42-169-01448BROWN, GEO. R PARTNERSHIP,LP,THE------
542-169-01445BROWN, GEO. R PARTNERSHIP,LP,THE------
6W42-169-01433BROWN, GEO. R PARTNERSHIP,LP,THE------
742-169-00956BROWN, GEO. R PARTNERSHIP,LP,THE------
842-169-00957BROWN, GEO. R PARTNERSHIP,LP,THE------