DRISCOLL, ROBERT

Oil · District 04 · Lease #5421

Operator: SOUTHERN BAY OPERATING, L.L.C.

Cum Oil

2.2M BBL

Cum Gas

1.8M MCF

casinghead

Wells

75

Production

1993-01 — 2026-04

Peak Month

1993-10

Production History

Cum Oil: 2,194,438 BBL Cum Gas: 1,777,106 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,258 BBL/mo

Di (annual)

14.3%

b-factor

2.0

EUR

2,750,515 BBL

R-squared

0.894

type

hyperbolic

Operator History (from monthly production reports)

2012-06 — 2026-07 HILCORP ENERGY COMPANY 170 mo
2007-12 — 2012-05 SOUTHERN BAY OPERATING, L.L.C. 54 mo
2003-02 — 2007-11 AROC (TEXAS) INC. 58 mo
1996-01 — 2003-01 MERIT ENERGY COMPANY 85 mo
1993-01 — 1995-12 CONOCO INC. 36 mo

Wells (75)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
415HILCORP ENERGY COMPANY15,7002013-05-29
416HILCORP ENERGY COMPANY15,7002013-05-17
414HILCORP ENERGY COMPANY14,2002013-02-05
413HILCORP ENERGY COMPANY25,1002012-12-07
117HILCORP ENERGY COMPANY13,7152012-11-26
314HILCORP ENERGY COMPANY23,9062012-11-26
410HILCORP ENERGY COMPANY15,1002000-10-31
403HILCORP ENERGY COMPANY15,0001996-08-16
404HILCORP ENERGY COMPANY17,5001996-08-16
404AHILCORP ENERGY COMPANY17,5001996-08-16
402HILCORP ENERGY COMPANY14,0001991-01-23
401HILCORP ENERGY COMPANY14,0001990-09-05
398HILCORP ENERGY COMPANY13,7001990-02-12
397HILCORP ENERGY COMPANY23,7501990-02-07
396HILCORP ENERGY COMPANY29,2001989-11-22
44HILCORP ENERGY COMPANY13,3711989-11-02
395HILCORP ENERGY COMPANY13,1001989-09-14
394HILCORP ENERGY COMPANY13,4001989-05-19
392HILCORP ENERGY COMPANY13,4001989-05-17
46HILCORP ENERGY COMPANY13,3621989-03-03
49HILCORP ENERGY COMPANY12,9881989-03-01
61HILCORP ENERGY COMPANY13,3691988-12-07
386HILCORP ENERGY COMPANY13,2101986-08-29
357HILCORP ENERGY COMPANY13,4501986-07-22
369HILCORP ENERGY COMPANY23,2601985-03-26
390HILCORP ENERGY COMPANY13,5001983-12-02
16HILCORP ENERGY COMPANY13,6071982-11-24
14DHILCORP ENERGY COMPANY13,4151981-07-02
6HILCORP ENERGY COMPANY23,6271979-11-26
114HILCORP ENERGY COMPANY25,4261979-09-20
351HILCORP ENERGY COMPANY13,0601979-08-30
119HILCORP ENERGY COMPANY14,3471978-11-16
127HILCORP ENERGY COMPANY23,6001978-08-25
19HILCORP ENERGY COMPANY13,6181978-06-19
383HILCORP ENERGY COMPANY13,2101977-09-20
142-131-07882HILCORP ENERGY COMPANY------
10542-131-07976HILCORP ENERGY COMPANY------
11042-131-07979HILCORP ENERGY COMPANY------
11242-131-10691HILCORP ENERGY COMPANY------
12242-131-31203HILCORP ENERGY COMPANY------
12342-131-31514HILCORP ENERGY COMPANY------
12542-131-31906HILCORP ENERGY COMPANY------
12642-131-31907HILCORP ENERGY COMPANY------
12842-131-31909HILCORP ENERGY COMPANY------
1342-131-07891HILCORP ENERGY COMPANY------
1842-131-07896HILCORP ENERGY COMPANY------
342-131-07884HILCORP ENERGY COMPANY------
30642-131-81588HILCORP ENERGY COMPANY------
30842-131-81592HILCORP ENERGY COMPANY------
31042-131-81594HILCORP ENERGY COMPANY------
31542-131-07854HILCORP ENERGY COMPANY------
31742-131-07855HILCORP ENERGY COMPANY------
33542-131-81611HILCORP ENERGY COMPANY------
34442-131-81613HILCORP ENERGY COMPANY------
34542-131-81616HILCORP ENERGY COMPANY------
35242-131-30019HILCORP ENERGY COMPANY------
35942-131-30255HILCORP ENERGY COMPANY------
36142-131-30264HILCORP ENERGY COMPANY------
36542-131-30372HILCORP ENERGY COMPANY------
36642-131-30434HILCORP ENERGY COMPANY------
37242-131-30780HILCORP ENERGY COMPANY------
37342-131-30779HILCORP ENERGY COMPANY------
37642-131-30798HILCORP ENERGY COMPANY------
37742-131-30799HILCORP ENERGY COMPANY------
37842-131-30817HILCORP ENERGY COMPANY------
38042-131-30845HILCORP ENERGY COMPANY------
38842-131-31419HILCORP ENERGY COMPANY------
4742-131-07925HILCORP ENERGY COMPANY------
4842-131-07926HILCORP ENERGY COMPANY------
5542-131-81559HILCORP ENERGY COMPANY------
5642-131-07934HILCORP ENERGY COMPANY------
5842-131-81561HILCORP ENERGY COMPANY------
5942-131-81562HILCORP ENERGY COMPANY------
8642-131-07964HILCORP ENERGY COMPANY------
9142-131-07981HILCORP ENERGY COMPANY------