Scientific Subwatershed was created over the span of several years. The boundary was updated as CLOCA was delineating/updating its watershed/subwatershed boundaries using Arc Hydro.
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Citation
APA Citation:
Ontario, C. (2017). CLOCA Scientific Subwatersheds [Data set]. City of Pickering Open Data Portal. https://opendata.pickering.ca/datasets/camaps::cloca-scientific-subwatersheds