13.2. The Minister must establish the boundaries of the various hydrologic units, in particular those of watersheds, sub-watersheds or any group of watersheds and sub-watersheds, including the integrated water management zones, in all or part of the territory, taking into account the following criteria:1° the area of the territories included in the hydrologic units;
2° the territorial limits of Québec, the administrative regions or the regional county municipalities, as the case may be;
3° population density;
4° past collaboration and relations between the various users and stakeholders concerned; and
5° the environmental, social and economic homogeneity of development activities.