CHALK, OTIS

Oil · District 08 · Lease #2737

Operator: WESTPORT OIL AND GAS COMPANY, LP

Cum Oil

43k BBL

Cum Gas

12k MCF

casinghead

Wells

6

Production

1993-01 — 2011-11

Peak Month

2009-03

Production History

Cum Oil: 42,783 BBL Cum Gas: 11,622 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

630 BBL/mo

Di (annual)

26.5%

b-factor

0.0

EUR

28,482 BBL

R-squared

0.313

type

exponential

Operator History (from monthly production reports)

2007-04 — 2015-10 APACHE CORPORATION 103 mo
2006-03 — 2007-03 KERR-MCGEE OIL & GAS ONSHORE LP 13 mo
2002-03 — 2006-02 WESTPORT OIL AND GAS COMPANY, LP 48 mo
1995-07 — 2002-02 WESTPORT OIL AND GAS COMPANY INC 80 mo
1993-01 — 1995-06 CHEVRON U. S. A. INC. 30 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1419DIAMONDBACK E&P LLC311,3002018-07-13
1419RAPACHE CORPORATION23,4002009-09-23
14APACHE CORPORATION23,9701999-03-17
5APACHE CORPORATION13,3001999-02-01
1042-227-04105APACHE CORPORATION------
1142-227-10879APACHE CORPORATION------