City of Ann ArborMonitor the city's progress toward its annual goals of inspecting its sanitary pipes. Some of these inspections are done with cameras (CCTV), others are done acoustically. Change which fiscal year's progress is shown using the selector in the top-right corner.sanitary-pipe-inspectionsengAnn Arbor Data CatalogPublicInfrastructureSanitary Pipe InspectionsDatasetsMichigan--Ann ArborMichiganLast Modified: 2025-09-25