Received: 11 December 2019
Accepted: 3 August 2020
First Online: 28 August 2020
Ethics approval and consent to participate
: Ethical clearance was obtained from the Ethical clearance and Research Review committee of Adigrat University College of Medicine and Health Sciences. A Supporting Letter informing about the objective of the study was obtained from the water resources, mine and energy office of the randomly selected woredas. All water samples were collected and test with the unique identification code. Results were reported immediately to water quality team of respective health offices of the woredas when contamination is indicated.
: Not applicable.
: All authors declared that have no competing interest.