WILLIS "A"

Oil // district 10 // lease#32923

op: PIONEER NATURAL RES. USA, INC.

cum_oil

53k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2025-05

peak_month

2013-01

-- production_history

cum_oil: 52,568 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

236 BBL/mo

Di (annual)

19.6%

b-factor

0.0

EUR

14,395 BBL

R-squared

0.356

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY, LTD.19,2251990-10-25
EOF // multi-state drilling data platform // 2026