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· Stream ordering values are assigned at specification scale 1:100 000 to identified watercourses lines. See Appendix B for further information.
NOTE: The Strahler stream order values attributed as part of the Statewide 100k drainage network and WatercourseLines dataset are not consistent with the definition of a watercourse in the Water Act 2000. The Water Act 2000 does not use stream order to determine WIM regulated watercourses and drainage features.
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