BARNHART 77S75

Oil // district 9 // lease#19661

op: TRACKER RESOURCE DEV III, LLC

cum_oil

812k BBL

cum_gas

0 MCF

wells

4

production

2017-05 — 2026-03

peak_month

2018-03

-- production_history

cum_oil: 811,852 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

22,756 BBL/mo

Di (annual)

87.2%

b-factor

0.6

EUR

696,762 BBL

R-squared

0.656

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UMTRACKER RESOURCE DEV III, LLC17,5002017-01-12
2LUTRACKER RESOURCE DEV III, LLC17,2002017-01-12
3UMTRACKER RESOURCE DEV III, LLC17,5002017-01-12
4LUTRACKER RESOURCE DEV III, LLC17,2002017-01-12
EOF // data source: Texas Railroad Commission // 2026