CRESPI

Oil // district 10 // lease#22066

op: PIONEER NATURAL RES. USA, INC.

cum_oil

138k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

2000-08

-- production_history

cum_oil: 137,992 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,391 BBL/mo

Di (annual)

15.0%

b-factor

0.0

EUR

111,190 BBL

R-squared

0.573

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6COX, JOHN L.19,1002000-03-06
7COX, JOHN L.19,1002000-03-06
5COX, JOHN L.19,2001986-01-08
4COX, JOHN L.19,3001983-06-06
242-329-30144--------
EOF // data source: Texas Railroad Commission // 2026