ArcGIS Hydro Dictionar1y

8/12/2019 ArcGIS Hydro Dictionar1y

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ArcGIS Hydro Data DictionaryBy David R. Maidment

Center for Research in Water Resources

University of Texas at Austin

Jan 15 !""1

HydroFeature Classes

Class

(Type)

Inherits

From

Attribute Attribute

Type

Description

Hydro

Feature

#A$stract

%eature&

%eature A$stract c'ass ho'din( common

attri$utes and methods for)ydro%eatures

HydroID *trin( Uni+ue feature identifier in the

(eodata$aseFeature

Type

,nte(er#*u$ty-es&

Uni+ue identifier for feature ty-e.*hou'd $e ex-anded usin( *u$ty-es

,nitia' va'ue "

IncludeOn

Netor!

Boo'ean

C/D0

*e'ects those features to $e inc'uded

in the )ydroet2or3.

%a'se " True 14 initia' va'ue "

Name *trin( eo(ra-hic name

Hydro"oint HydroFeature

#6oint&

6oint features from ma-hydro(ra-hy and inventory sources

#ocationID

*trin( 6oint identifier e.(. stream (a(e ,Dassi(ned $y (overnment a(ency

Structure )ydro6oint

#6oint&

A structure on a river or 2ater$ody

e.(. dam $rid(e 2eir

$onitorin%

"oint

)ydro6oint#6oint&

A -ermanent measurement station orthe 'ocation of a sam-'in( -oint

Flo

Chan%e

"oint

)ydro6oint#6oint&

6oint of 2ithdra2a' or dischar(e of2ater


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&ser"oint )ydro6oint

#6oint&

Any other -oint of interest

Hydro#ine Hydro

Feature(PolylineM

)

)as7 %a'se

)asM True

'eachID *trin( Reach identifier

'ierID *trin( River identifier

#en%thin

$eters

%'oat *tores )ydro8ine 'en(th

inde-endent'y of ma- units

Flo

Direction

)ydro%'o2

Directions

C/D

8a$e's f'o2 direction9

Un3no2n " WithDi(iti:ed 1

A(ainstDi(iti:ed ! Bidirectiona' ;4 initia' va'ue 1

HydroArea

#6o'y(on&HydroFeature

Area features from ma-hydro(ra-hy

AreaInSuare$eters

%'oat Area inde-endent of ma- units

*aterbody

ID

*trin( Water$ody identifier

*aterbody )ydroArea

#6o'y(on&

A mer(in( of )ydroAreas that

constitute a sin('e 2ater$ody

Outlet

HydroID

*trin( )ydro,D of the )ydroJunction to

2hich this 2ater$ody dischar(es

0 C/D Coded /a'ue Domain

!


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HydroNetor! Classes

Class

(Type)

Inherits

From

Attribute Attribute

Type

Description

Hydro+d%e Com-'ex


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HydroEvent

#A$stract&

$=ect A$stract c'ass to store attri$utes

and methods for )ydroet2or3events

Hydro+d%e

OID

,nte(er $=ect,D of the )ydro


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Draina%e System Classes

5


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Class

(type)

Inherits

-rom

Attribute Attribut

e Type

Description

Drainage

Feature

#A$stract&

%eature A$stract c'ass for Draina(e

*ystem features

HydroID *trin( Uni+ue feature identiferDraina%e

ID

,nte(er 8in3 to raster ana'ysis of D


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*atershed

ID

*trin( Watershed identifier #e.(.

)ydro'o(ic mode' 2atershed ,D&

/asin

#6o'y(on&

Drainag

eArea

A set of standardi:ed 2atersheds

for data archivin( and de'ivery

/asinID *trin( Basin identifier #e.(. )UC code&Hydro

'esponse&nit

#6o'y(on&

Drainag

e

Area

Any su$division of the 'andsca-e

used for surface 2ater $a'anceaccountin( #e.(. c'imate ce''s soi'

'and use -o'y(ons&

H'&ID *trin( )RU identifier #e.(. exrad ce''&

@


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Channel System Classes

Class

#Ty-e&Inherits

From

Attribute Attribut

e

Type

Description

ChannelFeature

#A$stract

c'ass&

%eature A$stract c'ass for (atherin( commonchanne' attri$utes

"ro-ile#ine

#;D

6o'y'ineM&

Channel

Feature

)as7True

)asMTrue

8on(itudina' -rofi'e of the channe'


(eodata$ase


"ro-ile#ine

Type

,nte(er 8a$e's -rofi'e 'ines 'oo3in(

do2nstream9 Tha'2e( 1 8eft$an3 ! Ri(ht$an3 ; 8eftf'ood'ine

> Ri(htf'ood'ine 5initia' va'ue 1

CrossSection

#;D6o'y'ineM&

HydroID *trin( Uni+ue feature identifier in the(eodata$ase

CrossSection

ID

*trin( Cross*ection identifier

'eachID *trin( Reach identifier"ro-ile$ Dou$'e 8ocation of the Cross*ection 2ithin

Reach,D usin( 6rofi'e8ine measure

CrossSection

Geometry

$=ect A stream Cross*ection ta$'e for use

2hen #xy& coordinates of Cross

*ection -oints are un3no2n.


(eodata$ase


"ro-ile

#ine

Type

,nte(er 8a$e's -rofi'e 'ines 'oo3in(

do2nstream9 Tha'2e( 1 8eft$an3

! Ri(ht$an3 ; 8eftf'ood'ine > Ri(htf'ood'ine 5 initia' va'ue 1

"ro-ile$ Dou$'e 8ocation of the Cross*ection 2ithinReach,D usin( 6rofi'e8ine measure

Cross

Section

ID

*trin( Cross*ection identifier


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Cross

Section

Type

Cross

*ectionTy-es

C/D

Construction method of

Cross*ection;Dty-e "

6o'y'ineTy-e 1

8ineTy-e !

6ointTy-e ;8ocationTy-e >

Cross

Section

$

Dou$'e Cross*ection measure -oint 'ocation

+leation Dou$'e


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Time Series and $etadata

Class

(Type)

Inherits From Attribute Attribute

Type

Description

TimeSeries $=ect

HydroID *trin( Uni+ue feature identifierin the (eodata$ase

TSType *trin( Ty-e of time series data

TSDateTime Date Time at 2hich T*/a'ue

a--'ies

TS0alue Dou$'e Time series data va'ue

Feature

$etaData

$=ect

HydroID *trin( Uni+ue feature identifierin the (eodata$ase

ArcHydro

Class

*trin( C'ass in 2hich the o$=ect

or feature resides+ditDate *trin( Date 2hen an edit 2as

made

Status *trin( ature of edit and

resu'tin( status of thefeature

'elationships

Ori%in Class "rimary

1ey

Field

Destination

Class

"rimary

1ey

Field

$ultiplicity Name

ut'et

Junction

)ydro,D Watershed ut'et

)ydro,D

1 to 1 ut'ettoWatershed

)ydro

Junction

)ydro,D Water$ody ut'et

)ydro,D

1 to 1 ut'ettoWater$ody

6rofi'e8ine#Tha'2e(&

Reach,D )ydro

Documents

ArcGIS Hydro Dictionar1y