Adjust pH to 7.2 to 7.6. Wait 2 hours before adding algaecide. Mix the algaecide in a bucket of water and pour around the pool. Do not swim for 24 hours. Mix in a bucket of pool water and broadcast over the pool. Do not swim for 2 hours.
Mt. Asahidake (2,290 m), is the highest peak in Hokkaido. There is ropeway access from Asahidake Hot Springs to Sugatami Station at 1,600 m. From the station, a path leads to Sugatami Pond. The pond is surrounded by a primeval forest of Sakhalin spruce and Erman's birch.
The North Island's highest peak is Mt Ruapehu which is 2,797 metres or 9,175 feet high. This mountain is a volcano, and had some eruptions back in 1995 and 1996. Mt Ruapehu is also the location for the best skiing in the North Island. Most of New Zealand's ski fields are located in the South Island however.New Zealand has 24 peaks above 3000 metres.t Ruapehu is also the location for the best skiing in the North Island. Most of New Zealand's ski fields are located in the South Island however. New Zealand has 24 peaks above 3000 metres.