WOLCOTT -C-

Oil // district 10 // lease#28286

op: PIONEER NATURAL RES. USA, INC.

cum_oil

157k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2008-10

-- production_history

cum_oil: 157,298 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,607 BBL/mo

Di (annual)

58.2%

b-factor

0.8

EUR

91,117 BBL

R-squared

0.730

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7PIONEER NATURAL RES. USA, INC.210,4002008-04-12
3TAMARACK PETROLEUM COMPANY, INC.212,0851983-10-28
2PARKER & PARSLEY, INC.19,8001983-09-19
1R K PETROLEUM CORPORATION212,2001983-07-08
EOF // multi-state drilling data platform // 2026