COWDEN -F-

Oil // district 10 // lease#31927

op: ANDECTOR EXPLORATION COMPANY

cum_oil

110k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2005-11

-- production_history

cum_oil: 110,322 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

471 BBL/mo

Di (annual)

13.7%

b-factor

0.0

EUR

41,098 BBL

R-squared

0.426

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AMAGRUDER, ELAINE OPERATING CO.38,2601991-10-22
3AANDECTOR EXPLORATION COMPANY25,9001989-10-05
2AMAGRUDER, ELAINE OPERATING CO.25,9001988-07-07
EOF // data source: Texas Railroad Commission // 2026