Legend (2024_Stormwater_Network)

Catch Basins (1) CB Type 1 CB Type 1 Inlet CB Type 1L CB Type 2 CB Type 2 Inlet CB Yard Drain CB Other Cleanout CB Type 1 CB Type 1 Inlet CB Type 1L CB Type 2 CB Type 2 Inlet CB Yard Drain CB Other Cleanout Drainage Pipes (2) Arched Culvert Yard/Roof Drain Culvert Enclosed Pipe Pipe In Pipe Out Trench Drain Unknown Yard/Roof Drain Arched Culvert Culvert Enclosed Pipe Pipe In Pipe Out Trench Drain Unknown Open Channels (3) Conveyance Swale Ditch Unknown Conveyance Swale Ditch Unknown Outfalls (4) City of Mukilteo Outfall Private Outfall Access Hatches (5) CB Type 3 CB Type 3 Pumps (6) CB Type 1 CB Type 2 CB Other Pollution Control (7) Coalescing Plate Downturned Elbow Baffle (API) Coalescing Plate Downturned Elbow Other Flow Restrictors (8) Baffle Orifice Weir Unspecified Baffle Orifice Weir Stormfilters (9) CB Type 2 CB Type 1 CB Type 2 Vault Dry Wells (10) Dry Well Swales (11) Biofiltration Swale Bioretention Swale Infiltration Trench Overflow Spillway Rain Garden Biofiltration Swale Bioretention Swale Drainage Swale Grass-Lined Swale Infiltration Trench Dispersion Trench Rain Garden Rock Garden Sand Filter Detention (12) Vault Filter Vault Water Quality Vault Wet Vault Detention Vault Detention Pipe Detention Pond Wet Pond Vault Filter Vault Water Quality Vault Wet Vault Detention Vault Detention Pipe Detention Pond Wet Pond Proprietary Devices (13) Green Roof Dispersion Trench Modular Wetland System Control Valve Box Filter French Drain Infiltrator Level Spreader Modular Wetland System Oil-Water Separator Runoff Spreader Unspecified Permeable Pavements (14) Unspecified Pervious Asphalt/Concrete Unspecified Flow Connector - NOT Infrastructure (15) Unknown - Catch Basins (17) CB Type 1 CB Type 1 Inlet CB Type 2 CB Type 2 Inlet CB Type 1L CB Yard Drain CB Other Unknown - Drainage Pipes (18) Unknown Culvert Enclosed Pipe Pipe In Pipe Out Unknown - Open Channels (19) Conveyance Swale Ditch Unknown Unknown - Outfalls (20) Unknown Outfall Unknown - Proprietary Devices (21) Unspecified County - Catch Basin (23) CB Infiltration CB Non-Standard CB Pump Station CB Type 1 CB Type 2 CB Yard Drain CB Unknown County - Drainage Pipe (24) Detention Pipe Pipe Slope Drain Slotted Drain County - Open Channels (25) Ditch Swale County - Culvert (26) Cross Culvert Driveway Culvert County - Detention Systems (27) Vault Detention Pipe Chamber Modular Tank County - Ponds (28) Detention Pond Wet Pond County - Swales (29) Bioinfiltration Cell Bioswale Filter Strip County - Permeable Pavements (30) Permeable Driveway Permeable Parking Permeable Sidewalk Unspecified County - Control Structures (31) CB Control Structure CB Flow Splitter CB Overflow CB Pollution Control County - Energy Dissipator (33) Check Dam Dissipator Tee Infiltration Trench Level Spreader Trench Splash Pad County - Overflow Control (34) Cell Divider Spillway Stand Pipe Weir Everett - Catch Basin (36) CB Type 1 CB Type 2 Everett - Drainage Pipes (37) Enclosed Pipe Everett - Outfalls (38) Everett - Detention Features (39) Detention Vault Detention Pipe Detention Pond Wet Pond Catch Basins (41) CB Type 1 CB Type 1 Inlet CB Type 1L CB Type 2 CB Type 2 Inlet CB Yard Drain CB Other Cleanout CB Type 1 CB Type 1 Inlet CB Type 1L CB Type 2 CB Type 2 Inlet CB Yard Drain CB Other Cleanout CB Type 1 CB Type 1 Inlet CB Type 2 CB Type 2 Inlet CB Yard Drain CB Other CB Type 1 CB Type 1L CB Type 2 CB Yard Drain CB Other Drainage Pipes (42) Arched Culvert Yard/Roof Drain Culvert Enclosed Pipe Pipe In Pipe Out Trench Drain Unknown Yard/Roof Drain Arched Culvert Culvert Enclosed Pipe Pipe In Pipe Out Trench Drain Unknown Enclosed Pipe Yard/Roof Drain Culvert Enclosed Pipe Pipe In Pipe Out Unknown Open Channels (43) Conveyance Swale Ditch Unknown Conveyance Swale Ditch Unknown Unknown Ditch Unknown Outfalls (44) City of Mukilteo Outfall Private Outfall County Outfall Unknown Outfall Access Hatches (45) CB Type 3 CB Type 3 CB Type 3 Pumps (46) CB Type 1 CB Type 2 CB Other Pollution Control (47) Downturned Elbow Baffle (API) Coalescing Plate Baffle (API) Coalescing Plate Downturned Elbow Other Downturned Elbow Flow Restrictors (48) Baffle Orifice Weir Unspecified Baffle Orifice Weir County Stormfilters (49) CB Type 2 CB Type 1 CB Type 2 Vault CB Type 2 Dry Wells (50) Dry Well Swales (51) Biofiltration Swale Bioretention Swale Infiltration Trench Overflow Spillway Rain Garden Biofiltration Swale Bioretention Swale Drainage Swale Grass-Lined Swale Infiltration Trench Dispersion Trench Rain Garden Rock Garden Sand Filter Detention (52) Vault Filter Vault Water Quality Vault Wet Vault Detention Vault Detention Pipe Detention Pond Wet Pond Vault Filter Vault Water Quality Vault Wet Vault Detention Vault Detention Pipe Detention Pond Wet Pond Detention Vault Wet Vault Proprietary Devices (53) Green Roof Dispersion Trench Modular Wetland System Control Valve Box Filter French Drain Infiltrator Level Spreader Modular Wetland System Oil-Water Separator Runoff Spreader Unspecified Unspecified Permeable Pavements (54) Unspecified Pervious Asphalt/Concrete Unspecified Flow Connector - NOT Infrastructure (55)