№ files_lp_4_process_2_89895
Technical documentation describing the dataset and methodology used by municipal water resource planners to map and classify ephemeral and intermittent streams across Calgary using LiDAR-derived terrain modelling, aerial imagery, and field validation.
Year: 2017
Region / City: Calgary, Alberta, Canada
Subject: Non-permanent stream mapping and classification; hydrology; watershed management
Document Type: Technical user guide and dataset documentation
Institution: The City of Calgary Water Resources
Prepared by: Consulting team on behalf of The City of Calgary
Data Sources: LiDAR-derived Digital Elevation Model, aerial imagery, orthophotos, field sampling
Spatial Scale: 1:5,000 to 1:50,000
Methodology: Hydrological modelling, GIS analysis, orthophoto review, field calibration and validation
Software Environment: ArcGIS
Data Categories: Overland Flow Path, Temporary, Seasonal, Semi-Permanent, Permanent
Pilot Study Areas: Haskayne to Canada Olympic Park; East Glenmore including Forest Lawn Creek and Shepard Area
Field Sampling Points: 53 detailed assessment sites plus visual confirmation of over 200 watercourses
Purpose: Identification and classification of ephemeral and intermittent streams for planning and analysis
Related Policies: Municipal Development Plan; Riparian Action Program
Price: 8 / 10 USD
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