The Company sells wholesale water and wastewater services to the District pursuant to the Rangeview Water Agreements (defined in Note 4 – Water and Land Assets to the 2015 Annual Report). Sales to the District accounted for 78% and 48% of the Company’s total water and wastewater revenues for the three months ended May 31, 2016 and 2015, respectively. Sales to the District accounted for 77% and 13% of the Company’s total water and wastewater revenues for the nine months ended May 31, 2016 and 2015, respectively. The District has one significant customer. Pursuant to the Rangeview Water Agreements, the Company is providing water and wastewater services to this customer on behalf of the District. The District’s significant customer accounted for 63% and 40% of the Company’s total water and wastewater revenues for the three months ended May 31, 2016 and 2015, respectively. The District’s significant customer accounted for 66% and 11% of the Company’s total water and wastewater revenues for the nine months ended May 31, 2016 and 2015, respectively.

Revenues related to the provision of water for the oil and gas industry to one customer accounted for 46% and 83% of the Company’s water and wastewater revenues for the three and nine months ended May 31, 2015, respectively. The Company had no revenues related to the provision of water for the oil and gas industry for the three or nine months ended May 31, 2016.

The Company had accounts receivable from the District which accounted for 88% and 87% of the Company’s wholesale water and wastewater trade receivables balances at May 31, 2016 and August 31, 2015, respectively. Accounts receivable from the District’s largest customer accounted for 73% and 76% of the Company’s water and wastewater trade receivables as of May 31, 2016 and August 31, 2015, respectively.