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Oil // district 6 // lease#13532

op: KEYSTONE EXPLORATION, INC

cum_oil

7k BBL

cum_gas

0 MCF

wells

2

production

1996-03 — 2026-03

peak_month

1997-04

-- production_history

cum_oil: 6,584 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

298 BBL/mo

Di (annual)

69.5%

b-factor

0.0

EUR

5,126 BBL

R-squared

0.341

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2KEYSTONE EXPLORATION, INC11,6001997-02-06
1KEYSTONE EXPLORATION, INC11,8001995-12-28
EOF // data source: Texas Railroad Commission // 2026