No! There are, however, various levels of white water rafting based on river segments. Rapids are ranked in levels from I to V with V being the highest. First-time white water rafters can often begin on a level II-III rapid while more advanced rafters might enjoy class IV-V rapids. There are multiple excursion levels to choose from and conditions vary throughout the year as water levels rise and fall with the rain. Talk to a Costa Rica Expert about the best white water rafting option for you.