TOUCHSTONE

Oil // district 8 // lease#28502

op: SOJOURNER DRILLING CORPORATION

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

1998-06 — 2013-10

peak_month

1998-07

-- production_history

cum_oil: 10,964 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

282 BBL/mo

Di (annual)

50.5%

b-factor

0.3

EUR

9,390 BBL

R-squared

0.782

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SOJOURNER DRLG. CORP.35,2501997-05-01
EOF // multi-state drilling data platform // 2026