TUBB-STATE, J.B.

Oil // district 10 // lease#25148

op: SPECIAL ENERGY CORPORATION

cum_oil

266k BBL

cum_gas

0 MCF

wells

18

production

1993-01 — 2026-03

peak_month

1993-10

-- production_history

cum_oil: 266,448 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,874 BBL/mo

Di (annual)

9.9%

b-factor

0.0

EUR

225,935 BBL

R-squared

0.747

type

exponential

-- wells (18)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
20SOUTHLAND ROYALTY COMPANY24,6502010-02-22
28CIMAREX ENERGY CO. OF COLORADO15,0002008-08-19
22SOUTHLAND ROYALTY COMPANY24,6501995-08-07
6SOUTHLAND ROYALTY COMPANY23,5001993-06-25
9SOUTHLAND ROYALTY COMPANY23,5001993-06-11
16PETRO-LEWIS CORPORATION13,6001981-01-05
19 LPETRO-LEWIS CORPORATION13,6001981-01-05
17PETRO-LEWIS CORPORATION13,6001980-12-16
10 UPETRO-LEWIS CORPORATION14,8001980-12-12
13PETRO-LEWIS CORPORATION13,6001980-12-12
15PETRO-LEWIS CORPORATION13,6001980-12-12
18WPETRO-LEWIS CORPORATION13,6001980-12-12
11MALLARD EXPLORATION, INC.13,5001979-05-02
12MALLARD EXPLORATION, INC.13,5001979-05-02
14MALLARD EXPLORATION, INC.13,5001979-05-02
8MALLARD EXPLORATION, INC.13,5001979-05-02
7MALLARD EXPLORATION, INC.13,5001978-12-01
2MALLARD EXPLORATION, INC.16,0391978-08-30
EOF // data source: Texas Railroad Commission // 2026