Israel

Tel Aviv tap water is treated to international standards and is generally safe to drink; use bottled water only if you dislike the slightly chlorinated/desalinated taste or if you're in an older building with uncertain plumbing.

Jerusalem's tap water is treated and generally safe to drink, but tourists sensitive to taste or staying in very old buildings may prefer bottled water or a simple filter; carrying a reusable bottle is convenient.

Tap water in Tel Aviv is generally safe to drink, though it can taste chlorinated or slightly mineral; use a simple filter or bottled water if you’re sensitive to taste. In restaurants ask if tap water is served — many will provide it on request.