STALLINGS

Oil // district 10 // lease#35155

op: SOUTHWEST ROYALTIES, INC.

fields: B.C. (DEAN)

cum_oil

37k BBL

cum_gas

0 MCF

wells

1

production

1996-10 — 2026-03

peak_month

1996-12

-- production_history

cum_oil: 36,804 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

581 BBL/mo

Di (annual)

32.7%

b-factor

0.5

EUR

37,946 BBL

R-squared

0.828

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWEST ROYALTIES, INC.310,5001996-09-04
EOF // data source: Texas Railroad Commission // 2026