MCDONALD

Oil // district 13 // lease#9777

op: WALSH & WATTS, INC.

cum_oil

62k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2001-06

-- production_history

cum_oil: 61,783 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

528 BBL/mo

Di (annual)

10.3%

b-factor

0.0

EUR

60,843 BBL

R-squared

0.745

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AWALSH & WATTS, INC.47,2002001-04-30
2AFORTSON OIL COMPANY27,2501989-09-26
142-337-81882--------
242-337-30060--------
EOF // multi-state drilling data platform // 2026