SMITH

Oil // district 13 // lease#21905

op: STAMPER OPERATING CO., INC.

cum_oil

50k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2004-10

-- production_history

cum_oil: 49,865 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

586 BBL/mo

Di (annual)

104.9%

b-factor

1.5

EUR

44,318 BBL

R-squared

0.439

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RICO OIL COMPANY12,9001982-04-07
1RICO OIL COMPANY12,6501981-12-30
3RICO OIL COMPANY12,6501981-12-30
EOF // multi-state drilling data platform // 2026