NUNNALLY

Oil // district 8 // lease#28595

op: TCF ENERGY, INC.

cum_oil

55k BBL

cum_gas

0 MCF

wells

3

production

1999-01 — 2026-03

peak_month

1999-09

-- production_history

cum_oil: 55,211 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

840 BBL/mo

Di (annual)

23.7%

b-factor

0.0

EUR

42,449 BBL

R-squared

0.700

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3ECLIPSE OIL & GAS, INC.13,7001998-12-03
4ECLIPSE OIL & GAS, INC.13,7001998-11-03
5ECLIPSE OIL & GAS, INC.13,7001998-11-03
EOF // multi-state drilling data platform // 2026