MCGARRAUGH-EDWARDS "A"

Oil // district 14 // lease#5449

op: PRESIDIO PETROLEUM LLC

cum_oil

195k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

1993-12

-- production_history

cum_oil: 194,905 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,385 BBL/mo

Di (annual)

9.0%

b-factor

0.0

EUR

181,814 BBL

R-squared

0.799

type

exponential

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1140MAXUS EXPLORATION COMPANY29,3202011-02-23
6140DIAMOND SHAMROCK EXPLORATION CO.17,3001983-09-23
2140DIAMOND CHEMICALS COMPANY19,1501983-06-13
5140DIAMOND CHEMICALS COMPANY17,3001983-06-06
4140DIAMOND CHEMICALS COMPANY17,3001983-05-20
3140DIAMOND CHEMICALS COMPANY17,4001983-02-28
EOF // data source: Texas Railroad Commission // 2026