BLACK STONE "A"

Oil // district 3 // lease#23900

op: HENNIG PRODUCTION CO., INC.

cum_oil

50k BBL

cum_gas

0 MCF

wells

1

production

2000-08 — 2010-03

peak_month

2001-06

-- production_history

cum_oil: 49,928 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,912 BBL/mo

Di (annual)

221.4%

b-factor

0.1

EUR

17,570 BBL

R-squared

0.654

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RHENNIG PRODUCTION CO., INC.313,5002000-05-30
EOF // multi-state drilling data platform // 2026