ROBERTS, DORA

Oil · District 08 · Lease #2821

Operator: WESTPORT OIL AND GAS COMPANY, LP

Cum Oil

638k BBL

Cum Gas

39k MCF

casinghead

Wells

59

Production

1993-01 — 2011-11

Peak Month

1998-08

Production History

Cum Oil: 637,681 BBL Cum Gas: 39,015 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,247 BBL/mo

Di (annual)

4.0%

b-factor

0.1

EUR

867,872 BBL

R-squared

0.396

type

hyperbolic

Operator History (from monthly production reports)

2007-04 — 2016-03 APACHE CORPORATION 108 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 (59)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
128APACHE CORPORATION23,3002016-06-24
125APACHE CORPORATION23,3002000-10-11
129APACHE CORPORATION23,4001999-10-01
211APACHE CORPORATION13,0761999-09-22
107APACHE CORPORATION13,0001999-09-21
131WLAPACHE CORPORATION13,0001999-07-21
131WUAPACHE CORPORATION13,0001999-07-21
132WLAPACHE CORPORATION13,0001999-07-21
132WUAPACHE CORPORATION13,0001999-07-21
130WLAPACHE CORPORATION13,0001999-07-20
130WUAPACHE CORPORATION13,0001999-07-20
133WLAPACHE CORPORATION13,0001999-07-20
133WUAPACHE CORPORATION13,0001999-07-20
134WLAPACHE CORPORATION13,0001999-07-20
134WUAPACHE CORPORATION13,0001999-07-20
135WLAPACHE CORPORATION13,0001999-07-20
135WUAPACHE CORPORATION13,0001999-07-20
212APACHE CORPORATION13,0001998-05-06
228APACHE CORPORATION13,4001998-04-01
231APACHE CORPORATION13,4001998-04-01
232APACHE CORPORATION13,4001998-03-19
233APACHE CORPORATION13,4001998-03-19
234APACHE CORPORATION13,4001998-03-19
235APACHE CORPORATION13,4001998-03-19
123APACHE CORPORATION13,3001998-01-05
126APACHE CORPORATION33,3001997-12-09
210APACHE CORPORATION13,4001997-10-22
230APACHE CORPORATION13,4001997-10-22
227APACHE CORPORATION13,4001997-10-21
229APACHE CORPORATION13,4001997-10-21
225APACHE CORPORATION23,3001988-10-06
208APACHE CORPORATION12,9201984-10-01
116YWAPACHE CORPORATION11,5001984-05-25
127APACHE CORPORATION13,0001980-07-10
122APACHE CORPORATION13,1901980-03-10
104QW42-227-03989APACHE CORPORATION------
105AW42-227-03202APACHE CORPORATION------
106A42-227-03204APACHE CORPORATION------
11042-227-03208APACHE CORPORATION------
110YW42-227-03992APACHE CORPORATION------
11142-227-03209APACHE CORPORATION------
11242-227-80467APACHE CORPORATION------
114YW42-227-03211APACHE CORPORATION------
115YW42-227-03212APACHE CORPORATION------
11642-227-03213APACHE CORPORATION------
116Q42-227-03213APACHE CORPORATION------
120YW42-227-03214APACHE CORPORATION------
20142-227-01494APACHE CORPORATION------
203QW42-227-01480APACHE CORPORATION------
206QW42-173-00933APACHE CORPORATION------
20742-227-00312APACHE CORPORATION------
20942-227-00321APACHE CORPORATION------
21542-227-03217APACHE CORPORATION------
21642-227-03218APACHE CORPORATION------
217YW42-227-03219APACHE CORPORATION------
22042-227-03221APACHE CORPORATION------
22142-227-03246APACHE CORPORATION------
22342-227-03222APACHE CORPORATION------
22442-227-03223APACHE CORPORATION------