Contract The Provision Of Specialized Technical Services For The Taking Of Samples, Characterization, Physicochemical And Microbiological Analysis Of The Discharge Generated By The Wastewater Treatment Plant, As Well As The Taking Of Samples And Analysis Of The Non-Potable Water From The Waste Collection System Groundwater From The Environmental And Ecotourism Center Of The Northeastern Amazon Sena Regional Guainía, In Accordance With Applicable Environmental And Health Regulations