City of Portland, OregonLine features representing pipes in the BES Collection System. --Additional Information: Category: Collection System Purpose: For mapping and analysis of the BES Collection System features. Update Frequency: Continuous -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?&action=DisplayLayer&LayerID=52645ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/44634e6465134bdfbe3b4d47e15ff27a_108engPortlandMaps Open DataPublicCollection System Lines [Oregon--Portland]Web servicesOregon--PortlandOregonLast Modified: 2026-01-07