DAM STATE

Oil // district 10 // lease#41486

op: SOUTHWEST ROYALTIES, INC.

cum_oil

70k BBL

cum_gas

0 MCF

wells

2

production

2011-05 — 2026-03

peak_month

2011-08

-- production_history

cum_oil: 70,115 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,044 BBL/mo

Di (annual)

56.5%

b-factor

0.3

EUR

61,696 BBL

R-squared

0.766

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWEST ROYALTIES, INC.111,0002010-10-12
3SOUTHWEST ROYALTIES, INC.111,0002010-10-12
EOF // data source: Texas Railroad Commission // 2026