MAHLMANN HEIRS

Oil // district 3 // lease#13175

op: ROCKWELL ENERGY, LLC

fields: BIG CREEK

cum_oil

6k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1993-03

-- production_history

cum_oil: 6,450 BBL cum_gas: 0 MCF

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PROPERTY DEVELOPMENT GROUP, INC.17,0002014-08-18
1BAR M PETROLEUM CO., INC.16,5001979-11-20
EOF // data source: Texas Railroad Commission // 2026