to check the return schedule, clicking on 'charitas' on the map, and selecting 'rio de janeiro' in the submenu opens the schedule, where the fares are also listed. on this link, the institudo estadual do ambiente - inea, provides the bathing suitability of several beaches in niterói, including praia de charitas, that can be used to determine water quality at the praia da samanguaiá since they are near each other. constantly updated, the red flags mean that swimming is not advisable, green flags mean waters are clean, and yellow flags suggest using own judgment - any of rio's beaches may have polluted waters within 24 to 48 hours following heavy rains.
