POST ESTATE "C"

Oil // district 11 // lease#10344

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

fields: GARZA

cum_oil

277k BBL

cum_gas

0 MCF

wells

15

production

1993-01 — 2026-03

peak_month

2011-01

-- production_history

cum_oil: 276,893 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,130 BBL/mo

Di (annual)

23.8%

b-factor

1.1

EUR

292,321 BBL

R-squared

0.713

type

hyperbolic

-- wells (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BROWN, GEO. R PARTNERSHIP,LP,THE23,3002021-10-14
11BROWN, GEO. R PARTNERSHIP,LP,THE23,2002021-10-14
13BROWN, GEO. R PARTNERSHIP,LP,THE23,2002021-10-14
14BROWN, GEO. R PARTNERSHIP,LP,THE13,3002010-06-23
15BROWN, GEO. R PARTNERSHIP,LP,THE13,3002010-06-23
12BROWN, GEO. R PARTNERSHIP,LP,THE13,2002009-08-20
142-169-01316--------
242-169-01319--------
342-169-01561--------
4W42-169-01558--------
5W42-169-01563--------
642-169-01564--------
7W42-169-01575--------
842-169-01552--------
9W42-169-30083--------
EOF // data source: Texas Railroad Commission // 2026