BALL

Oil // district 9 // lease#19053

op: KEYSTONE PETROLEUM NM LLC

cum_oil

19k BBL

cum_gas

0 MCF

wells

3

production

2014-10 — 2026-03

peak_month

2015-09

-- production_history

cum_oil: 19,391 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

518 BBL/mo

Di (annual)

40.3%

b-factor

0.1

EUR

17,094 BBL

R-squared

0.554

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3KEYSTONE PETROLEUM NM LLC47,5002015-06-26
2KEYSTONE PETROLEUM NM LLC27,5002014-08-27
1KEYSTONE PETROLEUM NM LLC27,4502014-05-15
EOF // data source: Texas Railroad Commission // 2026