| | Characterization Areas | Characterization Areas | Collection System Analysis | 10/22/23 05:01 PM |
| | Characterization Nodes | Characterization Nodes | Collection System Analysis | 10/22/23 05:06 PM |
 | Clean Water Services boundary | Service boundary created and provided by Clean Water Services, Development Services. | Collection System Analysis | 10/23/21 08:49 AM |
 | depth_to_grndwater_comp_bes_pdx | | Collection System Analysis | 05/04/20 04:59 PM |
| | Difficult areas for pipe construction | When building in areas designated by this layer, a cost multiplier (approximately 1.5) must be applied to projected costs. | Collection System Analysis | 10/23/21 09:50 AM |
 | ic_parkingtargets_bes_pdx | This data is a collection of constructed and potential private property parking inflow controls | Collection System Analysis | 10/23/21 09:11 AM |
 | ic_rooftargets_bes_pdx | This data is a collection of constructed and potential private property roof inflow controls | Collection System Analysis | 10/23/21 09:11 AM |
 | ic_streettargets_bes_pdx | This data is a collection of constructed and potential street inflow controls, including Green Streets | Collection System Analysis | 10/23/21 09:11 AM |
| | IDDE Inspections | Inspection Locations for IDDE Outfall Inspections. | Collection System Analysis | 11/01/21 08:24 AM |
| | IDDE Outfalls | Outfalls that are inspected as part of the IDDE program | Collection System Analysis | 11/01/21 08:26 AM |