HALFF "62"

Oil // district 9 // lease#7991

op: VANCO OIL & GAS CORP.

cum_oil

11k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

1993-03

-- production_history

cum_oil: 10,810 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

101 BBL/mo

Di (annual)

12.2%

b-factor

0.1

EUR

10,862 BBL

R-squared

0.819

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6LAWRENCE, C. F. & ASSOC. INC.11,7001981-07-03
4LAWRENCE, C. F. & ASSOC. INC.11,7001981-03-02
5LAWRENCE, C. F. & ASSOC. INC.11,7001981-03-02
1LAWRENCE, C. F. & ASSOC. INC.11,7001980-04-28
2LAWRENCE, C. F. & ASSOC. INC.11,8001979-02-09
EOF // multi-state drilling data platform // 2026