In the map, we can see the map of hydrogeological Map of Heilongjiang Province, China.The scale of the map is 1:3500000.The descriptive datas of the map are water bearing rock group and its water rich degree, the mineralization degree of groundwater, buried depth of groundwater, characteristic symbols of permafrost regions in high latitude, representative water points and various boundaries,etc.
1.Aquiferous rock group and its water richness
(1) Loose rock-like interstitial water-bearing rock group
(2) Clastic rock void fracture water-bearing rock group
(3) Carbonate rock fracture karst aquifer group
(4) Magmatic rock type fractured water-bearing rock group
2.Groundwater mineralization;
3.Groundwater burial depths;
4.Representative water points;
5.Various boundaries;
6.Characteristic symbols of permafrost regions at six high latitudes;
7.Other
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