COREY "B"

Oil // district 9 // lease#12835

op: XTO ENERGY INC.

cum_oil

52k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2025-01

peak_month

1993-01

-- production_history

cum_oil: 51,638 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

836 BBL/mo

Di (annual)

25.3%

b-factor

0.2

EUR

49,319 BBL

R-squared

0.875

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DPIONEER NATURAL RES. USA, INC.25,6002014-10-06
2PARKER & PARSLEY, LTD.19,2501990-01-22
1PARKER & PARSLEY, LTD.19,2501990-01-18
1APARKER & PARSLEY PETROLEUM CO.19,3501988-02-12
EOF // multi-state drilling data platform // 2026