UNIVERSITY "32-18"

Oil // district 10 // lease#26570

op: SOUTHWEST ROYALTIES, INC.

cum_oil

291k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

2009-10

-- production_history

cum_oil: 290,543 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,688 BBL/mo

Di (annual)

27.4%

b-factor

0.2

EUR

255,082 BBL

R-squared

0.778

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6SOUTHWEST ROYALTIES, INC.211,6002011-04-04
4HSOUTHWEST ROYALTIES, INC.111,6002008-03-21
2HSOUTHWEST ROYALTIES, INC.211,6002008-03-10
1ASUPERIOR OIL COMPANY, THE112,0001981-04-24
1SUPERIOR OIL COMPANY, THE112,0001981-02-11
EOF // data source: Texas Railroad Commission // 2026