SB-A

Oil // district 11 // lease#496

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

37k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

2006-12

-- production_history

cum_oil: 36,996 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

627 BBL/mo

Di (annual)

101.4%

b-factor

0.6

EUR

16,682 BBL

R-squared

0.620

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MANHATTAN PETROLEUM, INC.110,5002006-07-24
9106MANHATTAN PETROLEUM, INC.110,5002006-07-24
9109MANHATTAN PETROLEUM, INC.110,5002006-07-07
9107MANHATTAN PETROLEUM, INC.110,5002006-06-09
9104MANHATTAN PETROLEUM, INC.110,5002006-05-25
9101ZEPHYR PETROLEUM/PATTON ENERGY214,7502006-05-18
EOF // multi-state drilling data platform // 2026