MASTERSON "A"

Oil // district 14 // lease#5933

op: RIATA ENERGY, INC.

cum_oil

10k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1997-06

-- production_history

cum_oil: 9,733 BBL cum_gas: 0 MCF

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1103OPTOPCO*, INC.12,3001984-08-20
1104OPTOPCO*, INC.12,3001984-08-20
EOF // multi-state drilling data platform // 2026