Balance sheet data for Gusher Oil Company as of 12/31/29 is as follows for Lease Z:

Leasehold costs	$750,000
Less: Accumulated DD&A	($270,000)
Net leasehold costs	$480,000
Wells and related E&F—IDC	$3,600,000
Less: Accumulated DD&A—IDC	($1,550,000)
Net wells and related E&F—IDC	$2,050,000
Wells and related E&F—L&WE	$2,000,000
Less: Accumulated DD&A—L&WE	($300,000)
Net wells and related E&F—L&WE	$1,700,000

Gusher’s activities during 2030 related to Lease Z were as follows:

Exploratory dry hole drilled	$900,000
Development dry hole drilled	$980,000
Tanks, separators, etc., installed	$370,000
Production	360,000 bbl
Proved reserves, 12/31/30	3,600,000 bbl
Proved developed reserves, 12/31/30	3,300,000 bbl

Requirement:
 Calculate the Working Capital for 2030.