? Lake KuttaraIt ? is a caldera lake in Shiraoi Town and is part of the active volcano "Kuttaraku".
★ According to the Ministry of the Environment's 2001 public water quality measurement results, it ranked first in Japan in the lake category of water quality!
★ A circular caldera lake with a circumference of about 8 km in the Shikotsu-Toya National Park Special Zone.
★ It is a beautiful lake with high transparency after Lake Mashu.
? 【Origin of the name】The meaning of Lake "Kuttarsi To" of Torajo Beach is prevalent
? 【Birth】About 40,000 years ago, the theory of a caldera lake formed by the depression of the summit of the Kuttara volcano is prevalent
? 【Lake Area】4.7 square kilometers Ranked 19th? in Japan
? 【Lake volume】0.491 cubic kilometers, 7th in Japan?
? 【Lake elevation】257 meters, 8th? in Japan
? 【Water depth】Maximum 147 meters, average 104.5 meters, 4th in Japan?
? 【Water quality】COD=0.7mg 1st in Japan?
? 【Transparency】28.3 meters 2nd in Japan?
? 【Limb segmentation volume】1.05 1st in Japan? (* "limb segmentation volume" is close to a circle)
Reservations for Lake ? Kuttara kayaking or ? canoeing: ??
Search ? by "Paddle Street"