STATE OF TEXAS

Oil // district 8 // lease#19471

op: LOMAX OPERATING COMPANY, INC.

cum_oil

44k BBL

cum_gas

0 MCF

wells

12

production

1993-01 — 1996-10

peak_month

1993-03

-- production_history

cum_oil: 44,344 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,692 BBL/mo

Di (annual)

49.0%

b-factor

1.0

EUR

134,126 BBL

R-squared

0.822

type

hyperbolic

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13ANATHEMA, INC.13,1001990-12-04
12ANATHEMA, INC.13,0001990-08-21
11ANATHEMA, INC.13,0001990-02-22
10ANATHEMA, INC.13,0001988-04-27
7ANATHEMA, INC.13,0001987-05-15
9ANATHEMA, INC.23,0001985-07-22
8ANATHEMA, INC.23,0001985-04-09
4ANATHEMA, INC.23,0001985-02-15
6COX, ROBERT G. & ASSOCIATES,INC.13,0001983-06-07
5ANATHEMA, INC.13,0001983-04-06
3ANATHEMA, INC.13,0001983-03-21
2ANATHEMA, INC.13,1001982-12-31
EOF // multi-state drilling data platform // 2026