Is Tap Water Safe to Drink in Trinidad and Tobago?

WASA draws from a network of reservoirs, including the Navet, Hollis, and Caroni-Arena dams on Trinidad, as well as rivers and groundwater on Tobago. Trinidad's supply is also affected by the island's significant industrial and petrochemical activity in some watershed areas.

Many parts of Trinidad receive water on a scheduled basis rather than continuously, and when supply resumes after an outage, low pressure can draw contaminants into pipes. Industrial and agricultural runoff near some reservoirs adds an additional layer of risk that municipal treatment does not always fully offset.

Port of Spain and western Trinidad generally have more consistent supply than eastern and rural areas, which often experience scheduled 'pipe-borne' water only certain days of the week. Tobago's smaller system is generally considered more reliable for visitors staying in Crown Point and other tourist areas.

Reservoir-sourced water is generally moderate, roughly 80–180 mg/L..

Many Trinidadians and Tobagonians boil or filter tap water, particularly in areas with scheduled or intermittent supply.

• •Ask locally about the water schedule in your area — many parts of Trinidad receive water only certain days
• •Default to bottled or filtered water, especially in rural or scheduled-supply areas
• •Tobago's tourist areas tend to have more consistent water than rural Trinidad

• •Drink bottled or filtered water, especially in areas with scheduled water supply
• •Avoid tap water immediately after service resumes following an outage