RAILWAY RANCH "30"

Oil // district 9 // lease#16555

op: WINN OPERATING, LLC

cum_oil

1.0M BBL

cum_gas

0 MCF

wells

16

production

2008-04 — 2026-03

peak_month

2008-12

-- production_history

cum_oil: 1,035,544 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

11,159 BBL/mo

Di (annual)

14.6%

b-factor

0.0

EUR

916,174 BBL

R-squared

0.525

type

exponential

-- wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16COG OPERATING LLC112,0002011-04-18
12COG OPERATING LLC112,0002011-04-15
13COG OPERATING LLC112,0002011-03-21
9COG OPERATING LLC112,0002011-01-28
11COG OPERATING LLC112,0002010-12-13
10COG OPERATING LLC111,2502010-10-13
14COG OPERATING LLC111,2502010-08-31
15COG OPERATING LLC111,2502010-05-18
6COG OPERATING LLC111,5002010-02-24
8COG OPERATING LLC111,5002010-02-24
7COG OPERATING LLC211,8002010-01-28
5TERRACE PETROLEUM CORPORATION210,8002009-08-28
4TERRACE PETROLEUM CORPORATION110,8002008-08-02
3TERRACE PETROLEUM CORPORATION110,8002008-04-26
1TERRACE PETROLEUM CORPORATION110,8002008-01-24
2TERRACE PETROLEUM CORPORATION110,8002008-01-24
EOF // data source: Texas Railroad Commission // 2026