LAMBSHEAD

Oil // district 8 // lease#6319

op: PETEX

cum_oil

533k BBL

cum_gas

0 MCF

wells

19

production

1993-01 — 2026-03

peak_month

1994-01

-- production_history

cum_oil: 533,128 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,888 BBL/mo

Di (annual)

20.3%

b-factor

0.2

EUR

502,714 BBL

R-squared

0.924

type

hyperbolic

-- wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
50JACOBS, C. E., CO.11,5001993-06-03
48JACOBS, C. E., CO.11,5001993-04-14
47JACOBS, C. E., CO.11,5001993-04-09
46JACOBS, C. E., CO.11,5001993-03-18
45JACOBS, C. E., CO.11,8001993-03-15
44JACOBS, C. E., CO.11,8001993-02-19
1342-447-80655--------
1542-447-80656--------
1942-447-01589--------
242-447-30470--------
21B42-447-02281--------
31B42-447-01996--------
32B42-447-01997--------
3342-447-00128--------
33B42-447-30238--------
3442-447-00129--------
34B42-447-80664--------
3642-447-01590--------
3942-447-01472--------
EOF // data source: Texas Railroad Commission // 2026