LANG, JAMES

Oil // district 3 // lease#11584

op: VINTAGE PETROLEUM, INC.

cum_oil

193k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1994-02

-- production_history

cum_oil: 192,905 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,336 BBL/mo

Di (annual)

8.9%

b-factor

0.0

EUR

178,080 BBL

R-squared

0.777

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4VESS OIL CORPORATION18,8002007-04-10
3PETRO-LEWIS CORPORATION28,7001981-08-12
2ASHLAND OIL, INC.18,8001977-08-25
1ASHLAND OIL, INC.18,8001977-06-10
EOF // multi-state drilling data platform // 2026