LENA

Oil // district 14 // lease#7914

op: DUNCAN OIL PROPERTIES, INC.

cum_oil

319k BBL

cum_gas

0 MCF

wells

3

production

2007-11 — 2026-03

peak_month

2017-01

-- production_history

cum_oil: 318,764 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

13,064 BBL/mo

Di (annual)

135.3%

b-factor

0.8

EUR

366,860 BBL

R-squared

0.745

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3440HDUNCAN OIL PROPERTIES, INC.18,5002017-06-07
2440HDUNCAN OIL PROPERTIES, INC.18,6002016-09-19
1440DUNCAN OIL PROPERTIES, INC.18,4002007-08-01
EOF // data source: Texas Railroad Commission // 2026