Is Tap Water Safe to Drink in Tanzania?
No, tap water in Tanzania is not safe to drink, including in Dar es Salaam, Zanzibar, and near safari areas like the Serengeti. Bottled or purified water is essential.
Water Source
Municipal treatment exists in major cities but is inconsistent, and rural and safari-adjacent areas often rely on untreated or minimally treated groundwater and surface sources.
Contaminants & Concerns
Bacterial and parasitic contamination risk is significant due to inconsistent treatment and distribution infrastructure across both urban and rural areas.
Regional Variations
Not safe anywhere, including Dar es Salaam, Zanzibar, Arusha, and Serengeti-area lodges (most lodges provide bottled or filtered water).
Water Hardness
Not centrally published; not relevant given universal bottled/filtered use..
Do Locals Drink Tap Water?
No, most Tanzanian households boil water or use alternative treated sources rather than drinking tap water directly.
Tips for Travelers
- •Bottled water is widely available in tourist areas and safari lodges
- •Use bottled water for brushing teeth
- •Bring water purification tablets or a filter for remote trekking (e.g., Kilimanjaro)
Recommended Precautions
- •Drink only bottled or purified water
- •Bring purification tablets for remote trekking routes
Frequently Asked Questions
Sources & References
The safety rating and guidance on this page draw on the following sources. See our full methodology.
- •WHO Guidelines for Drinking-water Quality
- •CDC Travelers' Health destination pages
- •WHO/UNICEF Joint Monitoring Programme (JMP)
- •National and municipal water utility public quality reports