LOCKHART

Oil // district 10 // lease#26353

op: HUNTINGTON ENERGY, L.L.C.

cum_oil

339k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2011-02

peak_month

1993-12

-- production_history

cum_oil: 339,065 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,924 BBL/mo

Di (annual)

90.8%

b-factor

1.4

EUR

448,208 BBL

R-squared

0.972

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13SHELL WESTERN E&P INC.59,0002009-10-26
11SHELL WESTERN E&P INC.38,8972009-07-23
10SHELL OIL COMPANY28,3891997-03-06
12CROSS TIMBERS PRODUCTION COMPANY28,8481995-11-21
17CROSS TIMBERS OPERATING COMPANY17,3001993-09-08
16CROSS TIMBERS OPERATING COMPANY17,3001993-06-01
15CROSS TIMBERS PRODUCTION COMPANY18,8001991-07-16
14CROSS TIMBERS PRODUCTION COMPANY18,5001990-04-24
5CROSS TIMBERS PRODUCTION COMPANY18,2521988-11-30
1SHELL WESTERN E&P INC.38,8991986-06-11
2SHELL OIL COMPANY28,8401982-11-15
EOF // data source: Texas Railroad Commission // 2026