The Outstanding Reviewer Award is given annually to recognize reviewers who generously contribute their time to reviewing papers and display thoroughness, professionalism, and timeliness while doing so. Winners will be chosen from the previous year's reviewers and revealed by the end of March each year.

The prize includes the following:
There will be ten winners this year. The top five winners will each receive the following:
– CHF 500;
– A chance to publish a paper with a 50% article processing charge discount in Water in 2025 after peer review;
– An electronic certificate.

A further five winners will each receive the following:
– A chance to publish a paper with a 50% article processing charge discount in Water in 2025 after peer review;
– An electronic certificate.

Number of winners: ten.