JOY A

Oil // district 10 // lease#45830

op: R K PETROLEUM CORP.

cum_oil

177k BBL

cum_gas

0 MCF

wells

4

production

2014-06 — 2026-03

peak_month

2015-11

-- production_history

cum_oil: 177,220 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,786 BBL/mo

Di (annual)

30.3%

b-factor

0.0

EUR

110,241 BBL

R-squared

0.647

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4R K PETROLEUM CORP.212,0002014-12-31
3R K PETROLEUM CORP.312,0002014-10-09
2R K PETROLEUM CORP.212,0002014-08-20
1R K PETROLEUM CORP.112,0002014-03-05
EOF // data source: Texas Railroad Commission // 2026