Research Article
A WebGIS-Based Information System for Monitoring and Warning of Geological Disasters for Lanzhou City, China
Table 1
Serious landslide disaster records in Lanzhou from 2008 to 2012. It was recorded and supplied by the Lanzhou Bureau of Land and Resources.
| Occurrence date | Site | Trigger factor | Casualties | Economic losses (0.1 million CNY) |
| March 28, 2008 | Chengguan district | Snow and ice melt | 1 | 20.0 | July 18, 2008 | Gaolan county | Rainfall | 1 | 10.0 | September 19, 2008 | Gaolan county | Rainfall | | 50 | May 16, 2009 | Chengguan district | Rainfall | 8 | 2060.0 | September 14, 2009 | Chengguan district | Rainfall | 3 | 80.0 | September 15, 2009 | Qilihe district | Rainfall | | 30.0 | October 22, 2009 | Qilihe district | Rainfall | | 130.0 | August 16, 2010 | Honggu district | Rainfall | | 10 | October 19, 2010 | Chengguan district | Rainfall | | 10 | April 26, 2011 | Xigu district | Rainfall | | 100 | August 29, 2011 | Yuzhong county | Rainfall | | 16 | October 8, 2011 | Xigu district | Rainfall | | 86 | March 17, 2012 | Chengguan district | Snow and ice melt | | 600 | April 20, 2012 | Yuzhong county | Rainfall | | 30 | May 21, 2012 | Chengguan district | Rainfall | | 50 | May 21, 2012 | Chengguan district | Rainfall | | 100 |
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Source from Lanzhou Bureau of Land and Resources.
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