HYDAT

HYDAT is the archival database that contains all water information collected through the National Hydrometric Program. These data include: daily and monthly mean flow, water level and sediment concentration for over 2500 active and 5500 discontinued hydrometric monitoring station across Canada. HYDEX is a relational database that contains inventory information on the various streamflow, water level, and sediment stations (both active and discontinued) in Canada. This database contains information about the stations themselves, such as location, equipment, and type(s) of data collected.

HYDAT 是包含通过国家水文监测计划收集的所有水文信息的存档数据库。该数据包括：加拿大境内超过2500个活跃和5500个已停用的水文监测站点的每日和月均流量、水位和泥沙浓度。HYDEX 是一个关系型数据库，其中包含关于加拿大各地（包括活跃和已停用）河流流量、水位和泥沙监测站点的清单信息。该数据库包含了有关站点本身的信息，如位置、设备和所收集的数据类型（s）。

搜集汇总

背景与挑战

背景概述

HYDAT是加拿大国家水文数据档案库，包含全国8000多个水文监测站的流量、水位和沉积物数据，由加拿大环境部门维护并向公众开放。该数据库涵盖地理和水文研究领域，支持英法双语访问。