WELCH TRUST 8

Oil · District 9 · Lease #18982

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

248k BBL

Cum Gas

0 MCF

Wells

4

Production

2014-11 — 2026-03

Peak Month

2016-03

Production History

Cum Oil: 248,074 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

11,326 BBL/mo

Di (annual)

114.6%

b-factor

0.6

EUR

269,006 BBL

R-squared

0.803

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4411HPARSLEY ENERGY OPERATIONS, LLC29,3002015-11-20
3PARSLEY ENERGY OPERATIONS, LLC111,4502014-10-08
2PARSLEY ENERGY OPERATIONS, LLC111,5002014-08-13
1PARSLEY ENERGY OPERATIONS, LLC211,3002014-04-16
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