CASSIDY "B"

Oil // district 10 // lease#33034

op: PIONEER NATURAL RES. USA, INC.

cum_oil

107k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2012-07

-- production_history

cum_oil: 107,492 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,248 BBL/mo

Di (annual)

62.8%

b-factor

0.7

EUR

58,706 BBL

R-squared

0.309

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DDPIONEER NATURAL RES. USA, INC.114,0002017-11-16
2PIONEER NATURAL RES. USA, INC.111,6502012-01-30
1PARKER & PARSLEY, LTD.19,3501990-11-16
EOF // multi-state drilling data platform // 2026