Property, Plant and Equipment

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment

Property, Plant and Equipment

Note 6 — Property, Plant and Equipment

Property, plant and equipment consisted of the following (in thousands):

	December 31,		December 31,
	2017		2016
Fixed Assets
Computers	$	69	$	42
Furniture, fixtures, and equipment		246		232
Leasehold improvements		264		264
Total fixed assets		579		538
Less: accumulated depreciation		(371)		(265)
Total fixed assets, net		208		273
Project Assets (not placed in service)
Rio Grande		62,866		48,087
Rio Bravo		10,152		7,873
Total project assets		73,018		55,960
Total property, plant and equipment, net	$	73,226	$	56,233

Depreciation expense for the years ended December 31, 2017, 2016, and 2015 was $106 thousand, $100 thousand, and $80 thousand, respectively.

In 2016, we abandoned certain development projects due to less favorable site characteristics relative to the Project.  As a result, we recognized impairment charges of $506 thousand associated with development activities related to the original Pelican Island site of $360 thousand and other noncore projects of $146 thousand.