GRAY, NOBLE MRS.

Oil · District 09 · Lease #5145

Operator: NEWPORT OPERATING, LLC

Cum Oil

165k BBL

Cum Gas

21 MCF

casinghead

Wells

25

Production

1993-01 — 2026-04

Peak Month

2001-12

Production History

Cum Oil: 164,696 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,461 BBL/mo

Di (annual)

65.6%

b-factor

1.3

EUR

123,879 BBL

R-squared

0.926

type

hyperbolic

Operator History (from monthly production reports)

2026-03 — 2026-07 NEWPORT OPERATING, LLC 5 mo
2002-01 — 2026-02 FELTY DRILLING CO. INC 290 mo
1994-03 — 2001-12 FELTY, F. T. OPERATING COMPANY 94 mo
1993-06 — 1994-02 FELTY DRILLING CO. INC 9 mo
1993-01 — 1993-05 J. & I. OIL COMPANY 5 mo

Wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
29 ANEWPORT OPERATING, LLC11,9501985-10-29
30 ANEWPORT OPERATING, LLC11,9501985-10-29
27ANEWPORT OPERATING, LLC12,0001985-07-15
24 ANEWPORT OPERATING, LLC11,6001985-06-28
25 ANEWPORT OPERATING, LLC11,6001985-06-28
23ANEWPORT OPERATING, LLC11,6001985-05-08
22ANEWPORT OPERATING, LLC11,6001985-04-24
21 ANEWPORT OPERATING, LLC12,0001985-02-20
20ANEWPORT OPERATING, LLC12,0001984-08-10
18ANEWPORT OPERATING, LLC11,0001981-11-12
19ANEWPORT OPERATING, LLC11,0001981-11-12
16ANEWPORT OPERATING, LLC11,6751979-09-10
17ANEWPORT OPERATING, LLC11,7751979-09-10
15ANEWPORT OPERATING, LLC11,6001978-12-04
13ANEWPORT OPERATING, LLC12,0001978-09-21
14ANEWPORT OPERATING, LLC11,7501978-09-21
11ANEWPORT OPERATING, LLC17501977-11-14
12ANEWPORT OPERATING, LLC17501977-11-14
10ANEWPORT OPERATING, LLC11,7501977-10-19
1A42-485-32421NEWPORT OPERATING, LLC------
242-485-81746NEWPORT OPERATING, LLC------
342-485-81747NEWPORT OPERATING, LLC------
642-485-81748NEWPORT OPERATING, LLC------
842-485-81749NEWPORT OPERATING, LLC------
942-485-81750NEWPORT OPERATING, LLC------