KUYKENDALL SWAB

Oil // district 10 // lease#40279

op: SOUTHWEST ROYALTIES, INC.

cum_oil

114k BBL

cum_gas

0 MCF

wells

2

production

2010-07 — 2026-03

peak_month

2010-09

-- production_history

cum_oil: 113,836 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,550 BBL/mo

Di (annual)

124.1%

b-factor

1.2

EUR

130,134 BBL

R-squared

0.654

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SOUTHWEST ROYALTIES, INC.15,0002010-04-28
4SOUTHWEST ROYALTIES, INC.15,0002010-04-28
EOF // data source: Texas Railroad Commission // 2026