KING-WILLIAMS

Oil // district 13 // lease#23398

op: RAY HERRING OPERATING CO., LLC

cum_oil

6k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2002-07

-- production_history

cum_oil: 6,398 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

37 BBL/mo

Di (annual)

7.5%

b-factor

0.0

EUR

5,747 BBL

R-squared

0.381

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8RAY HERRING OPERATING CO., LLC35,0002017-09-14
5HERRING, RAY15,0001984-02-28
3HERRING, RAY15,0001983-09-01
1HERRING, RAY15,0001983-04-11
EOF // data source: Texas Railroad Commission // 2026