NEBLETT

Oil · District 04 · Lease #12813

Operator: CARRIZO OIL & GAS, INC.

Cum Oil

14k BBL

Cum Gas

13k MCF

casinghead

Wells

1

Production

1998-10 — 1999-10

Peak Month

1999-08

Production History

Cum Oil: 13,745 BBL Cum Gas: 12,882 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,412 BBL/mo

Di (annual)

265.9%

b-factor

0.0

EUR

10,926 BBL

R-squared

0.636

type

exponential

Operator History (from monthly production reports)

1998-10 — 2000-02 CARRIZO OIL & GAS, INC. 17 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CARRIZO OIL & GAS INC.310,5001999-08-10