MADISON-CALLAWAY 27C

Oil // district 10 // lease#62206

op: PIONEER NATURAL RES. USA, INC.

cum_oil

92k BBL

cum_gas

0 MCF

wells

1

production

2024-09 — 2026-03

peak_month

2025-07

-- production_history

cum_oil: 91,847 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

13,558 BBL/mo

Di (annual)

179.4%

b-factor

0.0

EUR

90,857 BBL

R-squared

0.853

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.110,6302024-06-07
EOF // data source: Texas Railroad Commission // 2026