img decoding=”async” loading=”lazy” src=”http://algarvedailynews.com/images/news2/19190.jpg” alt=” Dr Photo – Reservoirs register below 40% volume” width=”160″ height=”107″ style=”margin-right: 10px; margin-bottom: 5px; float: left;” />More than half of the 59 Portuguese reservoirs monitored had, at the end of May, above 80% of the total volume, while four had values ??below 40%, according to data from the National Water Resources Information System (SNIRH).
span>On the last day of May and compared to the last day of the previous month, there was an increase in the volume stored in five river basins and a decrease in seven.
span>The Ribeiras do Barlavento basin was the one with the lowest water availability at the end of May, with 31.7%, followed by Mira (49.3%).
span>According to SNIRH data, the Mondego (89.3%), Tejo (87.7%), Guadiana (86.6%), Douro (83.7%), Cávado and Ave (81.3%) basins, West (79.5%), Arade (72.8%), Lima (70%) and Sado (68%) had the highest levels of storage at the end of May.

span>The May 2021 storages by watershed are higher than the May storage averages (1990/91 to 2019/20), except for the Lima, Mondego, Mira and Ribeiras do Algarve basins.
span>Each hydrographic basin can correspond to more than one reservoir.
em style=”color: #ffffff;”>Original article available in Portuguese at http://postal.pt/