CROWLEY, J. W.

Oil · District 7B · Lease #3852

Operator: MCNALLEN & GRIFFIN

Cum Oil

37 BBL

Cum Gas

131 MCF

casinghead

Wells

2

Production

1993-01 — 2004-11

Peak Month

1993-01

Production History

Cum Oil: 37 BBL Cum Gas: 131 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6 BBL/mo

Di (annual)

347.9%

b-factor

0.9

EUR

32 BBL

R-squared

0.683

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2026-07 MCNALLEN & GRIFFIN 403 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4MCNALLEN & GRIFFIN13,3251986-07-31
3MCNALLEN & GRIFFIN14,5401980-04-15