TEXACO 23

Oil // district 10 // lease#36240

op: SOUTHWEST ROYALTIES, INC.

cum_oil

27k BBL

cum_gas

0 MCF

wells

4

production

1999-11 — 2026-03

peak_month

2001-10

-- production_history

cum_oil: 27,045 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

815 BBL/mo

Di (annual)

117.5%

b-factor

0.7

EUR

22,178 BBL

R-squared

0.786

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4SOUTHWEST ROYALTIES, INC.18,0002001-06-18
3SOUTHWEST ROYALTIES, INC.28,1002001-04-03
1MILTEX OIL COMPANY28,0001999-09-20
2MILTEX OIL COMPANY28,0001999-09-20
EOF // data source: Texas Railroad Commission // 2026