HELEN

Oil // district 11 // lease#68122

op: TRAIL MOUNTAIN, INC.

cum_oil

2.2M BBL

cum_gas

0 MCF

wells

19

production

1999-09 — 2026-03

peak_month

2017-10

-- production_history

cum_oil: 2,187,053 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

21,354 BBL/mo

Di (annual)

38.8%

b-factor

0.5

EUR

1,197,364 BBL

R-squared

0.979

type

hyperbolic

-- wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12BOAZ ENERGY II OPERATING, LLC28,5002019-11-12
20BOAZ ENERGY II OPERATING, LLC28,0002017-08-18
19BOAZ ENERGY II OPERATING, LLC18,0002017-04-04
17BOAZ ENERGY II OPERATING, LLC28,2102017-02-21
18BOAZ ENERGY II OPERATING, LLC18,0002017-02-21
16BOAZ ENERGY II OPERATING, LLC18,0002016-06-29
15BOAZ ENERGY II OPERATING, LLC18,2002015-10-12
13BOAZ ENERGY II OPERATING, LLC18,5002014-09-29
14BOAZ ENERGY II OPERATING, LLC18,5002014-09-29
10BOAZ ENERGY II OPERATING, LLC18,5002014-09-25
11HTRAIL MOUNTAIN, INC.18,0002007-06-08
9TRAIL MOUNTAIN, INC.18,0002005-01-11
8TRAIL MOUNTAIN, INC.18,0002004-11-19
7TRAIL MOUNTAIN, INC.18,0002003-12-29
6TRAIL MOUNTAIN, INC.18,5002001-04-19
5TRAIL MOUNTAIN, INC.18,5002000-05-31
4TRAIL MOUNTAIN, INC.18,3002000-02-16
3TRAIL MOUNTAIN, INC.28,3001999-10-11
2TRAIL MOUNTAIN, INC.38,3001998-01-20
EOF // data source: Texas Railroad Commission // 2026