DUVAL COUNTY RANCH CO. "K"

Oil // district 4 // lease#11329

op: TEXAS PETROLEUM INVESTMENT CO.

cum_oil

69k BBL

cum_gas

0 MCF

wells

7

production

1993-01 — 2026-03

peak_month

2008-08

-- production_history

cum_oil: 68,668 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,267 BBL/mo

Di (annual)

79.8%

b-factor

1.1

EUR

78,689 BBL

R-squared

0.840

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
60SOUTHWESTERN ENERGY PROD. CO.44,5502000-11-13
51SOUTHWESTERN ENERGY PROD. CO.34,7501999-07-13
54SOUTHWESTERN ENERGY PROD. CO.44,5501999-04-01
55EXXON CORP.34,5501992-04-22
59EXXON CORP.24,5501991-05-24
53EXXON CORP.14,5501988-06-06
52EXXON CORP.14,5501988-02-22
EOF // multi-state drilling data platform // 2026