COLLEEN UNIT

Oil // district 2 // lease#11065

op: ROCC OIL & GAS, L.P.

cum_oil

330k BBL

cum_gas

0 MCF

wells

2

production

2014-12 — 2026-03

peak_month

2024-02

-- production_history

cum_oil: 329,962 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

18,942 BBL/mo

Di (annual)

235.6%

b-factor

1.1

EUR

537,915 BBL

R-squared

0.970

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
201HROCC OIL & GAS, L.P.214,5002023-09-21
1HDEVON ENERGY PRODUCTION CO, L.P.114,0002014-05-22
EOF // data source: Texas Railroad Commission // 2026