HEDBERG ESTATE -A-

Oil // district 10 // lease#31343

op: TEXLAND PETROLEUM, L.P.

cum_oil

77k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2011-12

peak_month

1993-05

-- production_history

cum_oil: 76,636 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,070 BBL/mo

Di (annual)

19.8%

b-factor

0.2

EUR

79,901 BBL

R-squared

0.975

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1QUALIA, C. F. OPERATING INC.17,6001987-06-10
EOF // multi-state drilling data platform // 2026