Barreiro
Yes. Tap water in Barreiro is low risk. Safe to drink from the tap.
Is it safe?
100%
CM de Barreiro
Low risk
Safe to drink from the tap
Safe-water score 100% in 2025. It was 99.92% in 2024.
Supplied by CM de Barreiro.
About 78,198 people. 1,333 tests.
Hardness: Soft (14 °f).
Source
ERSAR, Portugal’s water regulator (RASARP 2026).
Period covered: 2025.
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 Barreiro, Península de Setúbal?
Yes. Tap water in Barreiro is low risk. Safe to drink from the tap.
Where do these ratings come from?
ERSAR, Portugal’s water regulator (RASARP 2026). Period covered: 2025.