At the end of seventeen Century, governors entitled Jilin-General and Heilongjiang-General and built station troops to open up wasteland in order to defense aggression, which also contributed to the agricultural development in north and east parts in Northeast of China as well as its records about flood and drought disaster. After nineteenth Century, the documents have been continuous, and departments in charge with these issues in provinces and municipalities have done a lot of researches on flood and drought records.
In addition, since 1984, Songliao water Conservancy Bureau compiled Songhuajiang Annals and Liaohe Annals, other authorities in the Northeast area have started to write water conservancy annals that collected many flood and drought data have been published one after another. When water conservancy designing institutions to make engineering designs, they will sort and analysis the floods and droughts' information of project sites. For example, the Northeast survey design and Research Institute of Ministry of water resources sorted and analyzed the data about Yalu River and Tumen River.
Table.1 Research findings about flood and drought in Northeast area from 1745 to 1897 unit: year
| Number | Document Name | Data years | Compilation unit | Publicaton situation |
|---|---|---|---|---|
| 1 | The map of drought and flood distribution in China in the past five hundred years | 1470~1979 | Scientific Research Institute of the Central Meteorological Administration | Officially published in 1981 |
| 2 | The historical materials of drought and waterlogging in Northeast and North China in the past five hundred years | 1470~1979 | Scientific Research Institute of the Central Meteorological Administration | Officially published in 1981 |
| 3 | The history of drought and waterlogging in 240 years in Heilongjiang | 1746~1985 | Heilongjiang Hydrologic Station | Officially published in 1991 |
| 4 | The history of drought and waterlogging in Liaoning | 983~1973 | Liaoning Meteorological Institute | Internally published in 1974 |
| 5 | History of floods and droughts in the Inner Mongolia Autonomous Region | 1645~1990 | The Inner Mongolia Autonomous Region Water Conservancy Bureau | Internally published in 1992 |
| 6 | The memorabilia of water resources in Northeast China (historical part) | 1937~1957 | Songliao Water Conservancy Commission | Internally published in 1985 |
The information is provided by Disaster Risk Reduction Knowledge Service.
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