NEAL RANCH "56"

Oil // district 9 // lease#16698

op: TERRACE PETROLEUM CORPORATION

cum_oil

562k BBL

cum_gas

0 MCF

wells

8

production

2008-09 — 2026-03

peak_month

2011-04

-- production_history

cum_oil: 561,957 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,533 BBL/mo

Di (annual)

20.4%

b-factor

0.6

EUR

700,592 BBL

R-squared

0.789

type

hyperbolic

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12COG OPERATING LLC112,0002013-06-17
14COG OPERATING LLC212,0002013-05-01
2COG OPERATING LLC211,0002011-09-09
4COG OPERATING LLC112,0002010-10-26
3COG OPERATING LLC112,0002010-09-09
7COG OPERATING LLC110,8002010-07-29
8COG OPERATING LLC111,0002010-03-09
1TERRACE PETROLEUM CORPORATION110,8002008-04-08
EOF // data source: Texas Railroad Commission // 2026