E. H. BROWN -B-

Oil · District 10 · Lease #35838

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

133k BBL

Cum Gas

0 MCF

Wells

9

Production

1998-04 — 2026-03

Peak Month

1998-06

Production History

Cum Oil: 132,664 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,896 BBL/mo

Di (annual)

30.5%

b-factor

0.6

EUR

146,745 BBL

R-squared

0.867

type

hyperbolic

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
47WCROWNQUEST OPERATING, LLC13,5002000-07-07
41CROWNQUEST OPERATING, LLC13,5002000-03-10
43WCROWNQUEST OPERATING, LLC13,5002000-03-08
2PIONEER NATURAL RES. USA, INC.13,3861999-03-01
18PIONEER NATURAL RES. USA, INC.13,4501998-02-04
17PIONEER NATURAL RES. USA, INC.13,4501998-01-22
19PIONEER NATURAL RES. USA, INC.13,4501998-01-22
21PIONEER NATURAL RES. USA, INC.13,4501998-01-22
25WPIONEER NATURAL RES. USA, INC.13,4501998-01-22
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