LACKEY, E. T.

Oil // district 1 // lease#4099

op: REGAL PETROLEUM SERVICES

fields: DALE-MCBRIDE

cum_oil

24k BBL

cum_gas

0 MCF

wells

14

production

1993-01 — 2026-03

peak_month

2012-07

-- production_history

cum_oil: 23,625 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

85 BBL/mo

Di (annual)

12.4%

b-factor

0.0

EUR

8,103 BBL

R-squared

0.399

type

exponential

-- wells (14)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DHAZELETT OIL, INC.13,0002010-06-02
7BHAZELETT OIL COMPANY, INC.12,5001992-03-19
5ASHALE OPERATING CO.12,5001991-08-19
3SHALE OPERATING CO.12,5001991-05-31
2SHALE OPERATING CO.12,5001991-05-28
1ASHALE OPERATING CO.12,5001991-04-22
11HAZELETT OIL COMPANY, INC.12,5001990-10-17
10HAZELETT OIL COMPANY, INC.12,5001990-07-27
9COFFIELD, H.H. ESTATE OF12,5001981-12-21
142-055-81029--------
442-055-81030--------
542-055-00893--------
642-055-81031--------
742-055-00895--------
EOF // data source: Texas Railroad Commission // 2026