COWAN & MCKINNEY

Oil // district 13 // lease#23325

op: JOHNSON & ERNST OPERATING CO.

cum_oil

4k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2000-05

peak_month

1993-09

-- production_history

cum_oil: 3,534 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

69 BBL/mo

Di (annual)

13.5%

b-factor

0.0

EUR

6,074 BBL

R-squared

0.577

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3JOHNSON, F. T., JR.11,6001983-11-04
1JOHNSON, F. T., JR.15,0001983-03-31
EOF // multi-state drilling data platform // 2026