HALSELL RANCH

Oil // district 13 // lease#31767

op: SWAN PC, LP

cum_oil

12k BBL

cum_gas

0 MCF

wells

2

production

2010-07 — 2026-03

peak_month

2012-04

-- production_history

cum_oil: 12,114 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

505 BBL/mo

Di (annual)

124.1%

b-factor

0.2

EUR

6,068 BBL

R-squared

0.777

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
S 1SWAN PC, LP27,0002019-03-29
S 2SWAN PC, LP57,0002019-02-20
EOF // data source: Texas Railroad Commission // 2026