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Property, Plant and Equipment
6 Months Ended
Jun. 30, 2021
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant and equipment consists of the following (in thousands):
June 30,
2021
December 31, 2020
Oil and natural gas properties
Proved
$1,439,904 $1,463,950 
Unproved
13,365 17,964 
Total oil and natural gas properties
1,453,269 1,481,914 
Less: accumulated depreciation, depletion and impairment(1,370,544)(1,375,692)
Net oil and natural gas properties
82,725 106,222 
Land200 200 
Electrical infrastructure121,819 121,819 
Other non-oil and natural gas equipment1,603 1,563 
Buildings and structures3,603 3,603 
Financing leases319 1,051 
Total127,544 128,236 
Less accumulated depreciation and amortization
(27,972)(25,118)
Other property, plant and equipment, net
99,572 103,118 
Total property, plant and equipment, net
$182,297 $209,340 

See Note 5 for discussion of impairment of property, plant and equipment.