Point (0)
| Dam/Weir |
| Other |
Point Event (1)
Line - Large Scale (2)
| Tunnel |
| Line |
Flow Direction (3)
| Connector |
| CanalDitch |
| Underground Conduit |
| StreamRiver |
| StreamRiver - Perennial |
| StreamRiver - Intermittent |
| StreamRiver - Ephemeral |
| Pipeline |
| Artificial Path |
Flowline - Small Scale (4)
| Perennial |
| Intermittent |
| Artificial Path |
| Canal Ditch |
| Coastline |
| Pipeline |
| Connector |
Flowline - Small Scale (HI, PR, VI, Pacific Territories) (5)
| Perennial |
| Intermittent |
| Artificial Path |
| Canal Ditch |
| Coastline |
| Connector |
| Pipeline |
Flowline - Large Scale (6)
| Perennial |
| Intermittent |
| Ephemeral |
| Artificial Path |
| Canal Ditch |
| Coastline |
| Connector |
| Pipeline |
| Underground Conduit |
Area - Small Scale (7)
| Area of Complex Channels |
| Area to be Submerged |
| BayInlet |
| CanalDitch |
| DamWeir |
| Foreshore |
| Inundation Area |
| Lock Chamber |
| Rapids |
| SeaOcean |
| Special Use Zone |
| Spillway |
| StreamRiver |
| Submerged Stream |
| Wash |
Area - Small Scale (HI, PR, VI, Pacific Territories) (8)
| BayInlet |
| CanalDitch |
| DamWeir |
| Foreshore |
| SeaOcean |
| Spillway |
| StreamRiver |
| Water IntakeOutflow |
Area - Large Scale (9)
| Area of Complex Channels |
| Area to be Submerged |
| BayInlet |
| Bridge |
| CanalDitch |
| DamWeir |
| Flume |
| Foreshore |
| Hazard Zone |
| Inundation Area |
| Lock Chamber |
| Rapids |
| SeaOcean |
| Special Use Zone |
| Spillway |
| StreamRiver |
| Submerged Stream |
| Wash |
| Water IntakeOutflow |
Waterbody - Small Scale (10)
| Estuary |
| Ice Mass |
| Inundation Area |
| Lake Pond |
| Playa |
| Reservoir |
| Swamp Marsh |
Waterbody - Small Scale (HI, PR, VI, Pacific Territories) (11)
| Estuary |
| Lake Pond |
| Playa |
| Reservoir |
| Swamp Marsh |
Waterbody - Large Scale (12)
| Estuary |
| Ice Mass |
| Lake Pond |
| Playa |
| Reservoir |
| Swamp Marsh |
|