WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE. <ARTICLE> 5 <CIK> 0000799165 <NAME> TGC INDUSTRIES, INC. <MULTIPLIER> 1 <PERIOD-TYPE> QTR-3 <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> SEP-30-1995 <CASH> 118663 <SECURITIES> 0 <RECEIVABLES> 3246516 <ALLOWANCES> 62112 <INVENTORY> 4379374 <CURRENT-ASSETS> 8338517 <PP&E> 9136751 <DEPRECIATION> 3399272 <TOTAL-ASSETS> 15309705 <CURRENT-LIABILITIES> 5260323 <BONDS> 6863312 <COMMON> 623215 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 2562855 <TOTAL-LIABILITY-AND-EQUITY> 15309705 <SALES> 11413514 <TOTAL-REVENUES> 16904019 <CGS> 10094635 <TOTAL-COSTS> 15087016 <OTHER-EXPENSES> 2329332 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 599037 <INCOME-PRETAX> (1111366) <INCOME-TAX> 0 <INCOME-CONTINUING> (1111366) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1111366) <EPS-PRIMARY> (.20) <EPS-DILUTED> (.20)