SPRINGER "A"

Oil // district 11 // lease#68849

op: SOJOURNER DRILLING CORPORATION

cum_oil

338k BBL

cum_gas

0 MCF

wells

11

production

2005-12 — 2026-03

peak_month

2008-10

-- production_history

cum_oil: 337,901 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,643 BBL/mo

Di (annual)

82.2%

b-factor

0.8

EUR

198,549 BBL

R-squared

0.761

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13WSSOJOURNER DRILLING CORPORATION16,0002022-12-05
12GINNINGS COMPANY14,0002008-10-11
11GINNINGS COMPANY14,0002008-08-14
10GINNINGS COMPANY13,9002008-08-08
9GINNINGS COMPANY13,9002008-04-21
8GINNINGS COMPANY14,0002008-03-11
6GINNINGS COMPANY13,9002007-06-07
4GINNINGS COMPANY13,9502006-12-06
2GINNINGS COMPANY13,9002006-03-31
3GINNINGS COMPANY13,9002006-03-31
1GINNINGS COMPANY13,9002005-10-11
EOF // data source: Texas Railroad Commission // 2026