HARKINS

Oil // district 2 // lease#6526

op: HARWOOD EXPLORATION, INC.

cum_oil

301k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2023-02

peak_month

1997-03

-- production_history

cum_oil: 300,743 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,122 BBL/mo

Di (annual)

36.5%

b-factor

0.5

EUR

244,034 BBL

R-squared

0.937

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6 THARWOOD EXPLORATION, INC.35,5102018-10-18
13EXPORT PETROLEUM CORP.15,4001997-01-07
12EXPORT PETROLEUM CORP.15,4001996-10-25
5 THARWOOD EXPLORATION, INC.15,5001985-10-09
4HARWOOD EXPLORATION, INC.25,5001985-03-22
4 THARWOOD EXPLORATION, INC.25,5001985-03-22
EOF // data source: Texas Railroad Commission // 2026