DITTRICH

Oil // district 3 // lease#23741

op: SOUTHWEST RESOURCES, INC.

cum_oil

170k BBL

cum_gas

0 MCF

wells

1

production

1999-08 — 2024-11

peak_month

1999-11

-- production_history

cum_oil: 169,926 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

17,674 BBL/mo

Di (annual)

159.0%

b-factor

0.4

EUR

221,271 BBL

R-squared

0.703

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BELLWETHER EXPLORATION COMPANY113,5001999-04-13
EOF // data source: Texas Railroad Commission // 2026