DUNN

Oil · District 10 · Lease #33957

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

254k BBL

Cum Gas

0 MCF

Wells

6

Production

1993-09 — 2026-03

Peak Month

2014-06

Production History

Cum Oil: 253,845 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,146 BBL/mo

Di (annual)

17.1%

b-factor

0.3

EUR

109,033 BBL

R-squared

0.624

type

hyperbolic

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6PIONEER NATURAL RES. USA, INC.111,8252014-02-21
7PIONEER NATURAL RES. USA, INC.111,7252013-01-28
4PIONEER NATURAL RES. USA, INC.19,8002003-06-13
3PARKER & PARSLEY DEVELOPMENT CO.19,6001994-05-03
5PARKER & PARSLEY DEVELOPMENT CO.19,6001994-05-03
2TAMARAY, INC212,5001993-05-19
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