WELCH, SE (SPRABERRY) BEP UNIT

Oil // district 11 // lease#67467

op: FREMONT ENERGY, L.P.

cum_oil

1.7M BBL

cum_gas

0 MCF

wells

10

production

1995-11 — 2026-03

peak_month

2002-09

-- production_history

cum_oil: 1,664,772 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

23,382 BBL/mo

Di (annual)

57.3%

b-factor

0.6

EUR

1,046,818 BBL

R-squared

0.978

type

hyperbolic

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
405FASKEN OIL AND RANCH, LTD.18,1002003-04-01
404FASKEN OIL AND RANCH, LTD.18,0002002-06-17
604FASKEN OIL AND RANCH, LTD.18,0002002-03-12
608BECHTEL INVESTMENTS, INC.18,0001987-08-18
603MESA PETROLEUM CO.18,0001984-04-24
403MESA PETROLEUM CO.18,0001984-04-18
402MESA PETROLEUM CO.18,0001984-02-07
401MESA PETROLEUM CO.18,0001983-11-28
602MESA PETROLEUM CO.17,9001983-10-14
601MESA PETROLEUM CO.212,0001983-07-14
EOF // multi-state drilling data platform // 2026