3D Hydrography Program Product Specification: Crosswalk Tables
Crosswalk tables for the National Hydrography Dataset (NHD) and Elevation-Derived Hydrography (datasets) to the 3D Hydrography Program (3DHP) products.
Crosswalk Tables
National Hydrography Dataset (NHD) to 3DHP Products
Elevation Derived Hydrography (EDH) to 3DHP Products
National Hydrography Dataset (NHD) to 3DHP Products
|
NHD FType |
NHD FCode |
Description |
NHD Feature Class |
3DHP featuretype |
3DHP Feature Class |
|
334 |
33400 |
Connector |
Flowline |
Surface Connector |
flowline |
|
336 |
33600 |
Canal/Ditch |
Flowline, Area |
Canal |
flowline or waterbody |
|
336 |
33601 |
Canal/Ditch: Canal/Ditch Type = Aqueduct |
Flowline, Area |
Canal |
flowline or waterbody |
|
336 |
33603 |
Canal Ditch: Canal Ditch Type = Stormwater |
Flowline, Area |
Canal |
flowline or waterbody |
|
390 |
39000 |
Lake/Pond |
Waterbody |
Lake |
waterbody |
|
390 |
39001 |
Lake/Pond: Hydrographic Category = Intermittent |
Waterbody |
Lake |
waterbody |
|
390 |
39004 |
Lake/Pond: Hydrographic Category = Perennial |
Waterbody |
Lake |
waterbody |
|
390 |
39005 |
Lake/Pond: Hydrographic Category = Intermittent; Stage = High Water Elevation |
Waterbody |
Lake |
waterbody |
|
390 |
39006 |
Lake/Pond: Hydrographic Category = Intermittent; Stage = Date of Photography |
Waterbody |
Lake |
waterbody |
|
390 |
39009 |
Lake/Pond: Hydrographic Category = Perennial; Stage = Average Water Elevation |
Waterbody |
Lake |
waterbody |
|
390 |
39010 |
Lake/Pond: Hydrographic Category = Perennial; Stage = Normal Pool |
Waterbody |
Lake |
waterbody |
|
390 |
39011 |
Lake/Pond: Hydrographic Category = Perennial; Stage = Date of Photography |
Waterbody |
Lake |
waterbody |
|
390 |
39012 |
Lake/Pond: Hydrographic Category = Perennial; Stage = Spillway Elevation |
Waterbody |
Lake |
waterbody |
|
420 |
42000 |
Underground Conduit |
Flowline |
Hydro Unenforced Connector |
flowline |
|
420 |
42001 |
Underground Conduit: Positional Accuracy = Definite |
Flowline |
Hydro Unenforced Connector |
flowline |
|
420 |
42002 |
Underground Conduit: Positional Accuracy = Indefinite |
Flowline |
Hydro Unenforced Connector |
flowline |
|
420 |
42003 |
Underground Conduit: Positional Accuracy = Approximate |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42800 |
Pipeline |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42801 |
Pipeline: Pipeline Type = Aqueduct; Relationship to Surface = At or Near |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42802 |
Pipeline: Pipeline Type = Aqueduct; Relationship to Surface = Elevated |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42803 |
Pipeline: Pipeline Type = Aqueduct; Relationship to Surface = Underground |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42804 |
Pipeline: Pipeline Type = Aqueduct; Relationship to Surface = Underwater |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42805 |
Pipeline: Pipeline Type = General Case; Relationship to Surface = At or Near |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42806 |
Pipeline: Pipeline Type = General Case; Relationship to Surface = Elevated |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42807 |
Pipeline: Pipeline Type = General Case; Relationship to Surface = Underground |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42808 |
Pipeline: Pipeline Type = General Case; Relationship to Surface = Underwater |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42809 |
Pipeline: Pipeline Type = Penstock; Relationship to Surface = At or Near |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42810 |
Pipeline: Pipeline Type = Penstock; Relationship to Surface = Elevated |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42811 |
Pipeline: Pipeline Type = Penstock; Relationship to Surface = Underground |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42812 |
Pipeline: Pipeline Type = Penstock; Relationship to Surface = Underwater |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42813 |
Pipeline: Pipeline Type = Siphon |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42814 |
Pipeline: Pipeline Type = General Case |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42815 |
Pipeline: Pipeline Type = Penstock |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42816 |
Pipeline: Pipeline Type = Aqueduct |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42820 |
Pipeline: Pipeline Type = Stormwater |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42821 |
Pipeline: Pipeline Type = Stormwater; Relationship to Surface = At or Near |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42822 |
Pipeline: Pipeline Type = Stormwater; Relationship to Surface = Elevated |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42823 |
Pipeline: Pipeline Type = Stormwater; Relationship to Surface = Underground |
Flowline |
Hydro Unenforced Connector |
flowline |
|
428 |
42824 |
Pipeline: Pipeline Type = Stormwater; Relationship to Surface = Underwater |
Flowline |
Hydro Unenforced Connector |
flowline |
|
436 |
43600 |
Reservoir |
Waterbody |
Lake |
waterbody |
|
436 |
43601 |
Reservoir: Reservoir Type = Aquaculture |
Waterbody |
Lake |
waterbody |
|
436 |
43603 |
Reservoir: Reservoir Type = Decorative Pool |
Waterbody |
Lake |
waterbody |
|
436 |
43604 |
Reservoir: Reservoir Type = Tailings Pond; Construction Material = Earthen |
Waterbody |
Lake |
waterbody |
|
436 |
43605 |
Reservoir: Reservoir Type = Tailings Pond |
Waterbody |
Lake |
waterbody |
|
436 |
43606 |
Reservoir: Reservoir Type = Disposal |
Waterbody |
Lake |
waterbody |
|
436 |
43607 |
Reservoir: Reservoir Type = Evaporator |
Waterbody |
Lake |
waterbody |
|
436 |
43608 |
Reservoir: Reservoir Type = Swimming Pool |
Waterbody |
Lake |
waterbody |
|
436 |
43609 |
Reservoir: Reservoir Type = Cooling Pond |
Waterbody |
Lake |
waterbody |
|
436 |
43610 |
Reservoir: Reservoir Type = Filtration Pond |
Waterbody |
Lake |
waterbody |
|
436 |
43611 |
Reservoir: Reservoir Type = Settling Pond |
Waterbody |
Lake |
waterbody |
|
436 |
43612 |
Reservoir: Reservoir Type = Sewage Treatment Pond |
Waterbody |
Lake |
waterbody |
|
436 |
43613 |
Reservoir: Reservoir Type = Water Storage; Construction Material = Nonearthen |
Waterbody |
Lake |
waterbody |
|
436 |
43614 |
Reservoir: Reservoir Type = Water Storage; Construction Material = Earthen; Hydrographic Category = Intermittent |
Waterbody |
Lake |
waterbody |
|
436 |
43615 |
Reservoir: Reservoir Type = Water Storage; Construction Material = Earthen; Hydrographic Category = Perennial |
Waterbody |
Lake |
waterbody |
|
436 |
43617 |
Reservoir: Reservoir Type = Water Storage |
Waterbody |
Lake |
waterbody |
|
436 |
43618 |
Reservoir: Construction Material = Earthen |
Waterbody |
Lake |
waterbody |
|
436 |
43619 |
Reservoir: Construction Material = Nonearthen |
Waterbody |
Lake |
waterbody |
|
436 |
43621 |
Reservoir: Reservoir Type = Water Storage; Hydrographic Category = Perennial |
Waterbody |
Lake |
waterbody |
|
436 |
43623 |
Reservoir: Reservoir Type = Evaporator; Construction Material = Earthen |
Waterbody |
Lake |
waterbody |
|
436 |
43624 |
Reservoir; Reservoir Type = Treatment |
Waterbody |
Lake |
waterbody |
|
436 |
43625 |
Reservoir: Reservoir Type = Disposal; Construction Material = Earthen |
Waterbody |
Lake |
waterbody |
|
436 |
43626 |
Reservoir: Reservoir Type = Disposal; Construction Material = Nonearthen |
Waterbody |
Lake |
waterbody |
|
445 |
44500 |
Sea/Ocean |
Area |
Ocean or Great Lake |
waterbody |
|
450 |
45002 |
SinkRise: Type = Rise; Flow = Out of ground |
Point |
Spring |
hydrolocation |
|
450 |
45000 |
Sink/Rise: Flow - Unknown |
Point |
Sink |
hydrolocation |
|
450 |
45001 |
SinkRise: Type = Sink; Flow = Into ground |
Point |
Sink |
hydrolocation |
|
450 |
45003 |
SinkRise: Type = Estevelle; Flow = Bidirectional |
Point |
Sink |
hydrolocation |
|
458 |
45800 |
Spring/Seep |
Point |
Spring |
hydrolocation |
|
460 |
46000 |
Stream/River |
Flowline, Area |
River |
flowline or waterbody |
|
460 |
46003 |
Stream/River: Hydrographic Category = Intermittent |
Flowline, Area |
River |
flowline or waterbody |
|
460 |
46006 |
Stream/River: Hydrographic Category = Perennial |
Flowline, Area |
River |
flowline or waterbody |
|
460 |
46007 |
Stream/River: Hydrographic Category = Ephemeral |
Flowline, Area |
River |
flowline or waterbody |
|
468 |
46800 |
Drainageway |
Flowline |
Drainageway |
flowline |
|
493 |
49300 |
Estuary |
Waterbody |
River |
waterbody |
|
558 |
55800 |
Artificial Path |
Flowline |
Waterbody Connector |
flowline |
Elevation Derived Hydrography (EDH) to 3DHP Products
|
EDH Feature class |
EDH FCode Description |
EDH Feature Code |
3DHP Feature Class |
3DHP Feature Type Label |
3DHP Domain Code |
|
line |
stream/river |
46000 |
flowline |
River |
1 |
|
line |
canal/ditch |
33600 |
flowline |
Canal |
2 |
|
line |
drainageway |
46800 |
flowline |
Drainageway |
3 |
|
line |
connector:indefinite surface |
33404 |
flowline |
Surface Connector |
4 |
|
line |
artificial path |
55800 |
flowline |
Waterbody Connector |
5 |
|
line |
connector: culvert |
33401 |
flowline |
Elevation Breaching Connector |
6 |
|
line |
connector: terrain breach |
33405 |
flowline |
Elevation Breaching Connector |
6 |
|
line |
connector |
33400 |
flowline |
Hydro Unenforced Connector |
7 |
|
line |
connector: non-nhd dataset |
33410 |
flowline |
Hydro Unenforced Connector |
7 |
|
line |
underground conduit |
42002 |
flowline |
Hydro Unenforced Connector |
7 |
|
line |
pipeline |
42800 |
flowline |
Hydro Unenforced Connector |
7 |
|
polygon |
stream/river |
46000 |
waterbody |
River |
1 |
|
polygon |
canal/ditch |
33600 |
waterbody |
Canal |
2 |
|
polygon |
lake/pond |
39000 |
waterbody |
Lake |
3 |
|
polygon |
reservoir |
43600 |
waterbody |
Lake |
3 |
|
polygon |
sea/ocean |
44500 |
waterbody |
Ocean or Great Lake |
4 |
|
point |
dam/weir |
34300 |
hydrolocation |
Waterbody Outlet |
3 |
|
point |
sink/rise |
45000 |
hydrolocation |
Sink |
8 |