■ The source of water used in Iwate Prefecture ■ Classification of the earth's water ■ Water resources in the world and Japan ■ Amount of water supply for Iwate Prefecture ■ Classification of water for use ■ Incline and width of the Kitakami River ■ Incline of the major rivers of the world ■ Average temperature for each area ■ Major typhoons that passed through Tohoku ■ A graph showing annual precipitation (from 1953 to 1983) of Honjo, Akita and Kamaishi, Iwate ■ Record of recent major floods in Iwate Prefecture ■ Number of accidents that make rivers dirty

■Incline and width of the Kitakami River 　 →Back ■Incline of the major rivers of the world 　 　 (Reference data)Text of flood control for the Kitakami River by Iwate Office of River and National Highway of theMinistry of Land, Infrastructure and Transportation The public works and rivers section of Iwate Prefecture TEL 019-651-3111 →Back ■Average temperature for each area (this is from 1961 to 1990 by the Meteorological Agency) 　 　 (Reference data)Values of a normal year of weather observation by the Japan Meteorological Business Support Center TEL 03-5281-0440　FAX 03-5281-0443 →Back ■Major typhoons that passed through Tohoku 　 Typhoons strike Japan three times a year on the average. If typhoons passing close to Japan that cause damage with rain and wind are included, seven typhoons come on the average. →Back ■A graph showing annual precipitation (from 1953 to 1983) of Honjo, Akita and Kamaishi, Iwate (reference data 1) 　 　 (Reference data)Values of a normal year of weather observation by the Japan Meteorological Business Support Center TEL 03-5281-0440　FAX 03-5281-0443 →Back 　 　 ←Back to previous page →Next page

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