JONES UNIT

Oil // district 3 // lease#23577

op: ETOCO, L.P.

cum_oil

291k BBL

cum_gas

0 MCF

wells

2

production

1998-06 — 2016-11

peak_month

1999-12

-- production_history

cum_oil: 290,676 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,810 BBL/mo

Di (annual)

11.2%

b-factor

0.0

EUR

406,964 BBL

R-squared

0.381

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ETOCO, L.P.212,0002008-03-31
1COLUMBUS ENERGY CORP.18,9001998-05-14
EOF // data source: Texas Railroad Commission // 2026