TARVER "B"

Oil // district 8 // lease#19441

op: STEPHENSON OIL & GAS, INC.

cum_oil

43k BBL

cum_gas

0 MCF

wells

26

production

1993-01 — 2026-03

peak_month

1998-05

-- production_history

cum_oil: 42,840 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

811 BBL/mo

Di (annual)

79.4%

b-factor

0.4

EUR

20,051 BBL

R-squared

0.885

type

hyperbolic

-- wells (26)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
29HAYES OIL & GAS CO.11,2001997-06-05
24CHAPMAN ENERGY, INC.11,3001986-04-22
28CHAPMAN ENERGY, INC.11,3001986-04-22
27CHAPMAN ENERGY, INC.11,3001985-09-20
5CHAPMAN ENERGY, INC.11,2501985-09-17
7CHAPMAN ENERGY, INC.11,2501985-09-17
11DALLAS SUNBELT OIL & GAS, INC.21,2501985-09-16
15DALLAS SUNBELT OIL & GAS, INC.21,3001985-09-16
23DALLAS SUNBELT OIL & GAS, INC.21,3001985-09-16
9DALLAS SUNBELT OIL & GAS, INC.21,2501985-09-16
25DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-13
26DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-13
16DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-12
17DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-12
18DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-12
19DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-12
20DALLAS SUNBELT OIL & GAS, INC.11,3001983-05-12
10DALLAS SUNBELT OIL & GAS, INC.11,2501983-04-14
12DALLAS SUNBELT OIL & GAS, INC.11,2501983-04-14
13DALLAS SUNBELT OIL & GAS, INC.11,2501983-04-14
8DALLAS SUNBELT OIL & GAS, INC.11,2501983-04-14
6DALLAS SUNBELT OIL & GAS, INC.11,2501983-03-18
3A-B PRODUCTION COMPANY11,2501983-03-08
4A-B PRODUCTION COMPANY11,2501983-03-08
1A-B PRODUCTION COMPANY11,2001983-01-24
2A-B PRODUCTION COMPANY11,2001983-01-24
EOF // data source: Texas Railroad Commission // 2026