MADISON-CALLAWAY 27B

Oil // district 10 // lease#62208

op: PIONEER NATURAL RES. USA, INC.

cum_oil

113k BBL

cum_gas

0 MCF

wells

1

production

2024-09 — 2026-03

peak_month

2025-05

-- production_history

cum_oil: 113,348 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

18,120 BBL/mo

Di (annual)

153.5%

b-factor

0.0

EUR

141,857 BBL

R-squared

0.945

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.110,6302024-05-20
EOF // data source: Texas Railroad Commission // 2026