広島県瀬戸内海沿岸域の降雨特性 : 降雨時間帯、季節性、降雨強度

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Title ( jpn )
広島県瀬戸内海沿岸域の降雨特性 : 降雨時間帯、季節性、降雨強度
Title ( eng )
Rainfall properties in Setouchi region, Hiroshima ; rainfall time, seasonality and intensity
Creator
成岡 朋弘
Contributors 国立情報学研究所
Source Title
広島大学総合科学部紀要. IV, 理系編
Memoirs of the Faculty of Integrated Arts and Sciences, Hiroshima University. IV, Science reports
Volume 28
Start Page 61
End Page 68
Abstract
For predicting the timing or intensity of nitrate loss, sediment yield and flood in Seto Inland Seacatchments, we confirmed rainfall properties there by using hourly rainfall data at Shimo-Kamagari Island andMiyajima Island. The average annual precipitation is about 1100 mm and 1600 mm at both islands, respectively.Total rainfall at the events of more than 30 mm exceeded 50 0f the total annual rainfall at both sites. From theresults analyzed rainfall time, the peaks of rainfall intensity were found around 6 AM and 5 PM. Timing ofrainfall was controlled by rainfall mechanisms and landform characteristics. Maximum hourly rainfall intensitywas similar at both sites during a big event of more than 70 mm.
Keywords
rainfall
Setouchi region
time
seasonality
intensity
NDC
Earth sciences. Geology [ 450 ]
Language
jpn
Resource Type departmental bulletin paper
Publisher
広島大学総合科学部
Date of Issued 2002-12
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 1340-8364
[NCID] AN10435936