PFLUGER, WALTER & RAYMOND

Oil · District 7C · Lease #13321

Operator: SUNDOWN OIL OPERATING, LLC

Cum Oil

2.7M BBL

Cum Gas

378k MCF

casinghead

Wells

25

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 2,735,108 BBL Cum Gas: 378,240 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,826 BBL/mo

Di (annual)

20.1%

b-factor

0.7

EUR

2,795,615 BBL

R-squared

0.796

type

hyperbolic

Operator History (from monthly production reports)

2026-01 — 2026-07 SUNDOWN OIL OPERATING, LLC 7 mo
2009-01 — 2025-12 CANAN MOWREY OPERATING, LLC 204 mo
1993-01 — 2008-12 SULLIVAN, HOLLIS R. INC. 192 mo

Wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26SUNDOWN OIL OPERATING, LLC14,0001996-06-10
19SUNDOWN OIL OPERATING, LLC23,9991994-12-07
22SUNDOWN OIL OPERATING, LLC22,6001991-11-05
24SUNDOWN OIL OPERATING, LLC22,6001991-11-05
23SUNDOWN OIL OPERATING, LLC23,9991991-10-14
21SUNDOWN OIL OPERATING, LLC23,9991991-10-10
20SUNDOWN OIL OPERATING, LLC23,9991991-09-30
17SUNDOWN OIL OPERATING, LLC22,6001991-09-04
18SUNDOWN OIL OPERATING, LLC23,9991991-09-04
16SUNDOWN OIL OPERATING, LLC23,9991991-08-30
15SUNDOWN OIL OPERATING, LLC23,9991991-08-09
14SUNDOWN OIL OPERATING, LLC23,9991991-07-19
13SUNDOWN OIL OPERATING, LLC23,9991991-06-26
6SUNDOWN OIL OPERATING, LLC23,9991991-06-25
12SUNDOWN OIL OPERATING, LLC23,9991990-12-14
11SUNDOWN OIL OPERATING, LLC23,9991990-11-26
10SUNDOWN OIL OPERATING, LLC23,9991990-11-12
7SUNDOWN OIL OPERATING, LLC23,9991990-09-21
8SUNDOWN OIL OPERATING, LLC23,9991990-09-21
9SUNDOWN OIL OPERATING, LLC33,9991990-09-21
5SUNDOWN OIL OPERATING, LLC23,9991990-08-24
4SUNDOWN OIL OPERATING, LLC33,9991990-06-27
3SUNDOWN OIL OPERATING, LLC23,9991990-06-15
2SUNDOWN OIL OPERATING, LLC23,9991990-05-15
1SUNDOWN OIL OPERATING, LLC23,9991990-04-17