Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2011

Notes to Financial Statements [Abstract]

Quarterly Financial Information (Unaudited)

NOTE S - QUARTERLY FINANCIAL INFORMATION (Unaudited)

Summarized quarterly financial data for 2011 and 2010 is as follows:

	Three Months Ended 2011
	March 31			June 30		September 30		December 31
	(In Thousands, Except Per Share Amounts)
Total revenues	$	222,545		$	235,114	$	201,434	$	186,182
Gross profit (loss)		26,364			35,813		35,668		(7,335	)
Income (loss) before discontinued operations		(2,512	)		30,523		1,960		(24,489	)
Net income (loss)		(2,515	)		30,469		1,954		(24,490	)
Net income (loss) attributable to TETRA
stockholders		(2,515	)		30,374		1,387		(25,099	)
Net income (loss) per share before discontinued
operations attributed to TETRA stockholders	$	(0.03	)	$	0.40	$	0.02	$	(0.33	)
Net income (loss) per diluted share before discontinued
operations attributed to TETRA stockholders	$	(0.03	)	$	0.39	$	0.02	$	(0.33	)

	Three Months Ended 2010
	March 31		June 30		September 30		December 31
	(In Thousands, Except Per Share Amounts)
Total revenues	$	205,893	$	241,618	$	211,918	$	213,249
Gross profit (loss)		35,094		47,832		28,779		(67,998	)
Income (loss) before discontinued operations		5,456		13,635		187		(62,603	)
Net income (loss)		5,427		13,560		170		(62,875	)
Net income (loss) per share before
discontinued operations	$	0.07	$	0.18	$	0.00	$	(0.83	)
Net income (loss) per diluted share before
discontinued operations	$	0.07	$	0.18	$	0.00	$	(0.83	)

Results from operations during the second quarter of 2011 include the impact from gains on sales of oil and gas properties by our Maritech segment. Results from operations during the fourth quarters of 2011 and 2010 include the impact of increased decommissioning liabilities by our Maritech segment.