RANCH A

Oil // district 13 // lease#29591

op: RAY HERRING OPERATING CO., LLC

cum_oil

139k BBL

cum_gas

0 MCF

wells

7

production

1998-12 — 2026-03

peak_month

2002-01

-- production_history

cum_oil: 138,682 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

786 BBL/mo

Di (annual)

24.0%

b-factor

0.0

EUR

39,239 BBL

R-squared

0.338

type

exponential

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10HERRING, RAY15,0002013-10-15
9HERRING, RAY15,5002003-09-15
7HERRING, RAY14,9992002-01-17
6HERRING, RAY14,9992001-12-04
4HERRING, RAY14,9992001-03-14
2HERRING, RAY14,9991999-02-22
1HERRING, RAY15,5001998-03-20
EOF // data source: Texas Railroad Commission // 2026