RAILWAY RANCH "18"

Oil · District 7C · Lease #16195

Operator: WINN OPERATING, LLC

Cum Oil

1.1M BBL

Cum Gas

6.3M MCF

casinghead

Wells

16

Production

2007-03 — 2026-04

Peak Month

2008-04

Production History

Cum Oil: 1,050,848 BBL Cum Gas: 6,287,226 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,935 BBL/mo

Di (annual)

14.5%

b-factor

0.0

EUR

823,400 BBL

R-squared

0.498

type

exponential

Operator History (from monthly production reports)

2025-06 — 2026-07 WINN OPERATING, LLC 14 mo
2010-01 — 2025-05 COG OPERATING LLC 185 mo
2007-03 — 2009-12 TERRACE PETROLEUM CORPORATION 34 mo

Wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12WINN OPERATING, LLC112,0002011-04-07
16WINN OPERATING, LLC112,0002011-03-15
13WINN OPERATING, LLC112,0002011-03-09
9WINN OPERATING, LLC112,0002011-01-26
11WINN OPERATING, LLC112,0002011-01-05
10WINN OPERATING, LLC112,0002010-11-09
15WINN OPERATING, LLC111,5002010-08-31
14WINN OPERATING, LLC111,2002010-05-25
8WINN OPERATING, LLC111,5002010-02-25
6WINN OPERATING, LLC111,5002010-02-17
7WINN OPERATING, LLC211,8002010-01-21
5WINN OPERATING, LLC110,8002009-05-04
4WINN OPERATING, LLC110,8002007-12-31
3WINN OPERATING, LLC111,0002007-09-12
2WINN OPERATING, LLC111,0002007-05-01
1WINN OPERATING, LLC111,0002006-08-24