Alentejo
It depends on the town. 32 of 47 listed water systems in Alentejo, Portugal are low risk (68.1%).
- 32Low
- 12Medium
- 3High
- 0Critical
- AlandroalMedium risk
- Alcácer do SalLow risk
- AljustrelLow risk
- AlmodôvarMedium risk
- Alter do ChãoLow risk
- AlvitoLow risk
- ArraiolosMedium risk
- ArronchesLow risk
- AvisLow risk
- BarrancosHigh risk
- BejaLow risk
- BorbaLow risk
- Campo MaiorLow risk
- Castelo de VideLow risk
- Castro VerdeMedium risk
- CratoLow risk
- CubaMedium risk
- ElvasMedium risk
- EstremozLow risk
- Ferreira do AlentejoMedium risk
- FronteiraLow risk
- GaviãoLow risk
- GrândolaLow risk
- MarvãoLow risk
- MonforteLow risk
- Montemor-o-NovoLow risk
- MoraLow risk
- MouraLow risk
- MourãoLow risk
- MértolaHigh risk
- NisaLow risk
- OdemiraMedium risk
- OuriqueHigh risk
- Ponte de SorLow risk
- PortalegreLow risk
- PortelLow risk
- RedondoMedium risk
- Reguengos de MonsarazLow risk
- Santiago do CacémMedium risk
- SerpaMedium risk
- SinesLow risk
- SouselLow risk
- Vendas NovasLow risk
- Viana do AlentejoLow risk
- VidigueiraMedium risk
- Vila ViçosaLow risk
- ÉvoraLow risk
Covers all 278 municipalities in mainland Portugal. The safe-water score is the share of required tests that were done and met the legal limits in 2025. 99% or above is rated low risk. Hardness is the typical level measured by the main supplier.
Common questions
Can I drink the tap water in Alentejo, Portugal?
It depends on the town. 32 of 47 listed water systems in Alentejo, Portugal are low risk (68.1%).
Where do these ratings come from?
ERSAR, Portugal’s water regulator (RASARP 2026). Period covered: 2025.