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Risk Concentrations
3 Months Ended
Mar. 31, 2018
Risk Concentrations  
Risk Concentrations

NOTE 11. RISK CONCENTRATIONS

Customer Concentrations 

For the three months ended March 31, 2018,  two customers (EOG Resources and PDC Energy—Well Services segment) accounted for approximately 21% and 7%, respectively, of the Company’s total revenues. At March 31, 2018,  approximately 23% of the accounts receivable balance was due from these customers.

For the three months ended March 31, 2017,  two customers (EOG Resources and PDC Energy—Well Services segment) accounted for approximately 16% and 25%, respectively, of the Company’s total revenues. At March 31, 2017, approximately 23% of the accounts receivable balance was due from these customers.