Ontario Hydro Network (OHN) - Shoreline

The OHN is a provincial medium scale originating from data with regional scales of 1: 10,000 in Southern Ontario, 1: 20,000 in Northern Ontario and 1: 50,000 in the Far North. The shoreline is taken from the OHN – Waterbody data class. This data is used for cartographic purposes and web mapping services. Additional Documentation OHN - User Guide (Word) OHN - Data Capture Specification for Hydrographic Features (Word) Status On going: data is being continually updated Maintenance and Update Frequency Irregular: data is updated in intervals that are uneven in duration Contact Ontario Ministry of Natural Resources - Geospatial Ontario, [e-mail]是一套省级中型比例尺数据集，其数据源涵盖安大略省南部1:10000、北部1:20000以及极北部1:50000的区域尺度测绘数据。岸线数据取自OHN的水体（Waterbody）数据类。该数据集可用于制图工作及网络地图服务。补充文档：OHN-用户指南（Word格式）、OHN-水文特征数据采集规范（Word格式）。当前状态：持续更新中，数据集正进行不间断的更新维护。维护与更新频率：不定期，即数据更新的间隔时长并不固定。联系方式：安大略省自然资源部-安大略省地理空间部门，邮箱：[e-mail]