As part of the GCRF Global Water Security & Sustainability Hub activities, Kishor and I provided training in comprehensive water quality analysis, incl. next generation sequencing with the MinION, at the Addis Ababa Water and Sewerage Authority (AAWSA) laboratories. Participants came from AAWSA, Addis Ababa University, Arba Minch University, the Awash Basin Development Authority, IWMI, and the Ministry of Water, Irrigation and Energy.