MAYES -A-

Oil // district 3 // lease#11073

op: OTEX RESOURCES LLC

fields: LOST LAKE

cum_oil

160k BBL

cum_gas

0 MCF

wells

21

production

1993-01 — 2026-03

peak_month

1994-04

-- production_history

cum_oil: 159,626 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

775 BBL/mo

Di (annual)

5.4%

b-factor

0.0

EUR

160,992 BBL

R-squared

0.300

type

exponential

-- wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16VIKING PETROLEUM, INC.23,8001987-10-27
39HOUSTON OIL FIELDS CO.15,0001985-01-08
17VIKING PETROLEUM, INC.13,4601982-05-19
11VIKING PETROLEUM, INC.14,0001982-03-30
12VIKING PETROLEUM, INC.14,0001982-03-30
14VIKING PETROLEUM, INC.13,7501982-03-26
24L & L OPER,INC./VIKING PET,INC.15,0001982-02-24
28L & L OPER,INC./VIKING PET,INC.15,0001981-12-23
29L & L OPER,INC./VIKING PET,INC.15,0001981-12-23
30VIKING PETROLEUM, INC.14,0001981-12-23
31L & L OPER,INC./VIKING PET,INC.14,0801981-12-23
33VIKING PETROLEUM, INC.14,0001981-12-23
23 AL & L OPER,INC./VIKING PET,INC.15,0001981-07-23
15VIKING PETROLEUM, INC.13,7501981-06-23
25L & L OPER,INC./VIKING PET,INC.13,9001981-06-23
27VIKING PETROLEUM, INC.13,5001981-06-23
10 AL & L OPER,INC./VIKING PET,INC.15,0001981-01-30
8 AL & L OPER,INC./VIKING PET,INC.15,0001981-01-30
6AL. AND L. OPERATORS INC.15,0001980-12-31
7 AL & L OPER,INC./VIKING PET,INC.15,0001980-12-31
4MARTIN OIL & GAS CO.13,7001978-05-15
EOF // data source: Texas Railroad Commission // 2026