[DDTM 76] Perimeter of the PPRN of the Arques Watershed

This dataset contains the boundaries at the different stages of the PPRN; development of the PPRN. The characteristic of these perimeters is to be the consequence of an official act and to produce their effects from a defined date. It is: — prescribed perimeter set out in the prescribing order of n°#x27; a PPR (natural or technological); — perimeter d' exposure to risks that corresponds to the perimeter regulated by the approved PPR. This approved perimeter is a public utility easement (PM1 for PPRNs and PM3 for PPRTs); — perimeter d' study corresponding to #x27; envelope in which hazards have been studied. __Origin__ The boundaries of a sector are shown on the graphical documents of the municipal map. They generally correspond to the limits of d' an aggregate of cadastral plots. The geometry of cadastral plots is a data from the Parcellar BD of l'IGN. __Partner organisations__ DDTM Seine-Maritime __Links annexes__ * [XML metadata view](http://ogc.geo-ide.developpement-durable.gouv.fr/csw/all-dataset?REQUEST=GetRecordById&SERVICE=CSW&VERSION=2.0.2&RESULTTYPE=results&elementSetName=full&TYPENAMES=gmd:MD_Metadata&OUTPUTSCHEMA=http://www.isotc211.org/2005/gmd&ID=fr-120066022-jdd-37286ee7-7460-417c-82ac-5dd56d658b0c) [See this page on geo.data.gouv.fr](https://geo.data.gouv.fr/fr/datasets/7f3078da526278713292454ecd1ff6d00618b517)