SECTION 99 UNIT

Oil // district 11 // lease#60206

op: SOUTHWEST ROYALTIES, INC.

cum_oil

334k BBL

cum_gas

0 MCF

wells

51

production

1993-01 — 2026-03

peak_month

1994-03

-- production_history

cum_oil: 334,069 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,701 BBL/mo

Di (annual)

6.0%

b-factor

0.0

EUR

324,197 BBL

R-squared

0.690

type

exponential

-- wells (51)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
59DEMINEX U. S. OIL CO.11,8501985-04-09
60DEMINEX U. S. OIL CO.11,8501985-04-09
42DEMINEX U. S. OIL CO.11,7161984-10-16
1042-415-00478--------
1142-415-04733--------
1342-415-00493--------
1442-415-04732--------
1642-415-04327--------
1742-415-04523--------
1842-415-10015--------
19W42-415-00489--------
1W42-415-04324--------
242-415-04325--------
20W42-415-00486--------
2142-415-00490--------
22W42-415-00487--------
2342-415-00477--------
24W42-415-00167--------
2542-415-00481--------
26W42-415-00484--------
2742-415-03022--------
27W42-415-03022--------
2842-415-03024--------
2942-415-00482--------
3042-415-03025--------
3242-415-00483--------
3342-415-04556--------
3642-415-04562--------
3742-415-04563--------
3842-415-04561--------
3942-415-04559--------
3W42-415-00491--------
4042-415-04557--------
4142-415-03023--------
4342-415-04837--------
4542-415-81080--------
4642-335-01345--------
4942-335-01648--------
4A42-415-30782--------
4WS42-415-02099--------
5142-335-01652--------
5242-335-01653--------
5342-335-01651--------
5442-335-01649--------
5542-335-00266--------
56W42-335-01342--------
5842-335-01344--------
5W42-415-81062--------
642-415-04512--------
842-415-00751--------
942-415-00479--------
EOF // data source: Texas Railroad Commission // 2026