POST ESTATE "D"

Oil // district 11 // lease#1899

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

fields: GARZA

cum_oil

220k BBL

cum_gas

0 MCF

wells

12

production

1993-01 — 2026-03

peak_month

1994-02

-- production_history

cum_oil: 219,650 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,576 BBL/mo

Di (annual)

9.1%

b-factor

0.0

EUR

205,917 BBL

R-squared

0.941

type

exponential

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10GEN. AMER. OIL CO. OF TEXAS13,1001979-08-06
11GEN. AMER. OIL CO. OF TEXAS13,1001979-08-06
12GEN. AMER. OIL CO. OF TEXAS13,1001979-08-06
9GEN. AMER. OIL CO. OF TEXAS13,1001979-08-06
1W42-169-01711--------
242-169-01710--------
342-169-01444--------
4W42-169-01448--------
542-169-01445--------
6W42-169-01433--------
742-169-00956--------
842-169-00957--------
EOF // multi-state drilling data platform // 2026