CAMPBELL UNIT 9-8E

Oil // district 10 // lease#50775

op: PRIMEXX OPERATING CORPORATION

cum_oil

938k BBL

cum_gas

0 MCF

wells

5

production

2018-05 — 2026-03

peak_month

2022-04

-- production_history

cum_oil: 938,188 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

52,813 BBL/mo

Di (annual)

144.2%

b-factor

0.4

EUR

728,282 BBL

R-squared

0.968

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HPRIMEXX OPERATING CORPORATION113,0002021-05-19
6HPRIMEXX OPERATING CORPORATION113,0002021-05-19
10HPRIMEXX OPERATING CORPORATION113,0002020-03-11
803HPRIMEXX OPERATING CORPORATION112,0002015-01-27
802HPRIMEXX OPERATING CORPORATION412,0002014-03-28
EOF // data source: Texas Railroad Commission // 2026