date/ event: 3.9. – 4.9.2009 / copenhagen – meeting of wise technical group author: etcw/iwrs...

Date/ event: 3.9. – 4.9.2009 / Copenhagen – Meeting of WISE Technical GroupDate/ event: 3.9. – 4.9.2009 / Copenhagen – Meeting of WISE Technical Group Author: ETCW/IWRS (Zupan Vrenko Dunja, Globevnik Lidija)Author: ETCW/IWRS (Zupan Vrenko Dunja, Globevnik Lidija)

EUROPEAN CODING SYSTEM EUROPEAN CODING SYSTEM FOR HYDROLOGICAL FOR HYDROLOGICAL

FEATURESFEATURESProposal for update of CIS for Proposal for update of CIS for

WFD - Guidance Document WFD - Guidance Document No.22, App.7No.22, App.7 (Implementing the (Implementing the

GIS elements) GIS elements)


GIS guidance no.22 Nov.2008 GIS guidance no.22 Nov.2008 FORMAT OF THE CODE for Hy. Feature: FORMAT OF THE CODE for Hy. Feature:

Code segment Value type Defined

Hydrological system (H) Character EU level

Sea Region (S) Number EU level

Island Sort (II) Hexadecimal number National level

Commencement code segment (CCCCC) Number EU level

River (basin) (Pfafstetter) (12xP) Number National level

Entity Type(EE) Character National level

Conditional unique string for lakes (LL) Character National level

Code format HSIICCCCCPPPPPPPPPPPPEECode format HSIICCCCCPPPPPPPPPPPPEELLLLor visualised on feature geometry:or visualised on feature geometry:HS-CCCCC-PPPPPPPPPPP-EE-LLHS-CCCCC-PPPPPPPPPPP-EE-LL


Type of proposed updatesType of proposed updates

• consistency between main text and consistency between main text and appendix 7 and consistency with appendix 7 and consistency with Marine StrategyMarine Strategy

• Logical updates of proposed (“non Logical updates of proposed (“non GIS”) coding (“talking code”)GIS”) coding (“talking code”)

• GIS guidance update if MS does not GIS guidance update if MS does not choose to do proposed codingchoose to do proposed coding


Guidance Doc. No. 22Guidance Doc. No. 22 Guidance Doc. No. 22/ Appendix 7Guidance Doc. No. 22/ Appendix 7 Updates proposed by ETC/W (to be Updates proposed by ETC/W (to be updated into App.7)updated into App.7)

Elements of the hydrological codingElements of the hydrological coding

Page 101: Page 101: code segmentscode segments- H=Hydrological system- H=Hydrological system- S=Sea region- S=Sea region- II=Island sort- II=Island sort- 5C=Commencement code- 5C=Commencement code- 12P= River basins Pfafstetter - 12P= River basins Pfafstetter codecode- EE=Entity type code- EE=Entity type code- - LL=Lake identifierLL=Lake identifier

Page 6:Page 6:The sentence written: “The code The sentence written: “The code would of the following segments”:would of the following segments”:1.1.Sea RegionSea Region2.2.Pfafstetter commencement codePfafstetter commencement code3.3.Pfafstetter code of river and Pfafstetter code of river and associated (sub) basinassociated (sub) basin4.4.Entity typeEntity type5.5.Lake identifierLake identifier

The code consists of the following The code consists of the following segments :segments :1.1.Hydrological systemHydrological system2.2.Sea RegionSea Region3.3.Island sortIsland sort4.4.Pfafstetter commencement codePfafstetter commencement code5.5.Pfafstetter code of river and Pfafstetter code of river and associated (sub) basinassociated (sub) basin6.6.Entity typeEntity type7.7.Feature identifierFeature identifier

Consistency: Consistency:

1) between main text in Guidance Doc. and text in Appendix 7 and1) between main text in Guidance Doc. and text in Appendix 7 and

2) between GIS Guidance Doc. and Marine Strategy2) between GIS Guidance Doc. and Marine Strategy


Guidance Doc. No. 22Guidance Doc. No. 22 Guidance Doc. No. 22/ Guidance Doc. No. 22/ Appendix 7Appendix 7

Updates proposed by ETC/W (to Updates proposed by ETC/W (to be updated into App.7)be updated into App.7)

Hydrological system (“H” segment)

Page 102Page 102distinguish distinguish 7 Oceans7 Oceans::-Northern Atlantic Ocean (A)Northern Atlantic Ocean (A)-Mediterranean Sea (M)Mediterranean Sea (M)-Arctic Ocean (N)Arctic Ocean (N)-Southern Atlantic Ocean (S)Southern Atlantic Ocean (S)-Indian Ocean (I)Indian Ocean (I)-Northern Pacific Ocean (P)Northern Pacific Ocean (P)-Southern Pacific Ocean (B)Southern Pacific Ocean (B)

andand 44 Endorheic systemsEndorheic systems::-Caspian Sea (C)Caspian Sea (C)-Orumiyeh Lake (H)Orumiyeh Lake (H)-Van Lake (V)Van Lake (V)-Tuz Saltlake (Z)Tuz Saltlake (Z)

/ Page 7Page 71) To add chapter into app.7 on 1) To add chapter into app.7 on hydrological systemshydrological systems2) To change or add names of 2) To change or add names of OceansOceans (hydrological system) to be (hydrological system) to be consistent with Marine Strategy:consistent with Marine Strategy:-North East Atlantic Ocean (A)North East Atlantic Ocean (A)-Mediterranean Sea (M)Mediterranean Sea (M)-Arctic Ocean (N)Arctic Ocean (N)-Southern Atlantic Ocean (S)Southern Atlantic Ocean (S)-Indian Ocean (I)Indian Ocean (I)-Northern Pacific Ocean (P)Northern Pacific Ocean (P)-Southern Pacific Ocean Southern Pacific Ocean ((R)R)-Black Sea (B)Black Sea (B)-Baltic Sea (L)Baltic Sea (L) andand 44 Endorheic systemsEndorheic systems::-Caspian Sea (C)Caspian Sea (C)-Orumiyeh Lake (H)Orumiyeh Lake (H)-Van Lake (V)Van Lake (V)-Tuz Saltlake (Z)Tuz Saltlake (Z)

Prespa Lake and Trasimeno Lake Prespa Lake and Trasimeno Lake are integrated into the are integrated into the surrounding drainage area.surrounding drainage area.

/ Prespa Lake and Trasimeno Lake Prespa Lake and Trasimeno Lake are integrated into the surrounding are integrated into the surrounding drainage area.drainage area.To add explanation that they are integrated into Mediterranean Sea.


In Guidance Doc. No. 22 (“H” segment):In Guidance Doc. No. 22 (“H” segment): Updates for Guidance Doc. No. 22 (“H” segment):Updates for Guidance Doc. No. 22 (“H” segment):

4 E

ndor

heic

sy

stem

s

7 Oceans:Northern Atlantic Ocean (A)Mediterranean Sea (M)Arctic Ocean (N)Southern Atlantic Ocean (S)Indian Ocean (I)Northern Pacific Ocean (P)Southern Pacific Ocean (B)

and

4 Endorheic systems:Caspian Sea (C)Orumiyeh Lake (H)Van Lake (V)Tuz Saltlake (Z)

Remark: Prespa Lake and Trasimeno Lake are integrated into Mediterranean SeaRemark: Prespa Lake and Trasimeno Lake are integrated into Mediterranean Sea

(7+4) =11 hydrological (7+4) =11 hydrological systems into (9+4)=13 h.s.systems into (9+4)=13 h.s.


Guidance Doc. No. 22Guidance Doc. No. 22 Guidance Doc. No. 22/ Guidance Doc. No. 22/ Appendix 7Appendix 7

Updates proposed by ETC/W (to be Updates proposed by ETC/W (to be updated into App.7)updated into App.7)

Sea Region (“S” segment)

Page 103Page 103Numeric codes of the Seas around Numeric codes of the Seas around EuropeEuropeH= H= North Eastern AtlanticNorth Eastern Atlantic1 Open Ocean1 Open Ocean2 Norwegian Sea2 Norwegian Sea4 Celtic Sea and Channels4 Celtic Sea and Channels5 North Sea5 North Sea6 Baltic Sea6 Baltic SeaH= H= Mediterranean SeaMediterranean Sea2 North Western Basin2 North Western Basin4 North Eastern Basin4 North Eastern Basin5 Black Sea5 Black SeaH= H= Arctic OceanArctic Ocean7 Barents Sea East7 Barents Sea East8 White Sea8 White Sea9 Barents Sea West9 Barents Sea WestH= H= Caspian SeaCaspian Sea1 No subdivision1 No subdivisionH= H= Indian OceanIndian Ocean1 Persian Gulf1 Persian Gulf

Page 8Page 8The length of the code segment The length of the code segment is set to 1, providing the is set to 1, providing the possibility of identifying a possibility of identifying a maximum of 9 Sea Regions.maximum of 9 Sea Regions.1 Atlantic ocean1 Atlantic ocean2 Norwegian Sea2 Norwegian Sea3 Barents Sea3 Barents Sea4 North Sea4 North Sea5 Baltic Sea5 Baltic Sea6 Celtic Sea and English 6 Celtic Sea and English ChannelsChannels7 West Mediterranean Sea7 West Mediterranean Sea8 East Mediterranean Sea8 East Mediterranean Sea9 Black Sea9 Black Sea

1) To change or add names and codes of Sea 1) To change or add names and codes of Sea Regions to be consistent with Marine Strategy. Regions to be consistent with Marine Strategy. 2) To update text in Guidance Doc.: “The length 2) To update text in Guidance Doc.: “The length of the Sea Region code segment is set to 1. It is a of the Sea Region code segment is set to 1. It is a numerical code. Numbers can go from 1 to 9 numerical code. Numbers can go from 1 to 9 (providing the possibility of identifying a (providing the possibility of identifying a maximum of 9 sea regions maximum of 9 sea regions per hydrological per hydrological systemsystem)”)”. . H= H= North East Atlantic OceanNorth East Atlantic Ocean1 Open Ocean1 Open Ocean2 Bay of Biscay and the Iberian Coast2 Bay of Biscay and the Iberian Coast3 Macaronesia3 Macaronesia4 Celtic Sea4 Celtic Sea5 Greater North Sea, incl. the Kattegat and the 5 Greater North Sea, incl. the Kattegat and the English ChannelEnglish ChannelH= H= Baltic SeaBaltic Sea 1 No subdivision1 No subdivisionH= H= Mediterranean SeaMediterranean Sea1 Western Mediterranean Sea1 Western Mediterranean Sea2 Adriatic Sea2 Adriatic Sea3 Ionean Sea and the Central Mediterranean Sea3 Ionean Sea and the Central Mediterranean Sea4 Aegian-Levantine Sea4 Aegian-Levantine SeaH= H= Arctic OceanArctic Ocean

1 Norwegian1 Norwegian Sea 2 Barents SeaSea 2 Barents Sea3 Faroes 4 Greenland and Iceland Seas3 Faroes 4 Greenland and Iceland SeasH= H= Indian OceanIndian Ocean 1 Persian Gulf1 Persian GulfH= H= Caspian SeaCaspian Sea 1 No subdivision1 No subdivisionH= H= Orumiyeh LakeOrumiyeh Lake 1 No subdivision1 No subdivisionH= H= Van LakeVan Lake 1 No subdivision1 No subdivisionH= H= Tuz SaltlakeTuz Saltlake 1 No subdivision1 No subdivision


In Guidance Doc. No. 22 (”S” segment):In Guidance Doc. No. 22 (”S” segment): Updates for Guidance Doc. No. 22 (“S” segment):Updates for Guidance Doc. No. 22 (“S” segment):

1 Atlantic ocean1 Atlantic ocean2 Norwegian Sea2 Norwegian Sea3 Barents Sea3 Barents Sea4 North Sea4 North Sea5 Baltic Sea5 Baltic Sea6 Celtic Sea and English 6 Celtic Sea and English ChannelsChannels7 West Mediterranean Sea7 West Mediterranean Sea8 East Mediterranean Sea8 East Mediterranean Sea9 Black Sea9 Black Sea

9 sea region to 9 sea region to (15 +4 )=19 s.r.(15 +4 )=19 s.r.


Guidance DocGuidance Doc.. No. No. 2222 Guidance DocGuidance Doc.. No. No. 22/ Appendix 22/ Appendix 77

Updates proposed by ETC/WUpdates proposed by ETC/W (to be updated into App.7)(to be updated into App.7)

Island sort (“II” segment)

PPage age 103103A proposal to code islands can be A proposal to code islands can be found in Appendix 8.found in Appendix 8.

Remark: no such Appendix exists, no such Appendix exists, App.8 will be about coding tested App.8 will be about coding tested on Danube on Danube

/ The third code segment would The third code segment would identify the island or the mainland identify the island or the mainland where the hydrological feature lie. where the hydrological feature lie. A proposal for coding of islands is A proposal for coding of islands is given in given in Appendix xxAppendix xx. . The islands The islands can be identified by the code of can be identified by the code of the sea they lie within, followed the sea they lie within, followed by a sequence number according by a sequence number according to the distance from the mainland. to the distance from the mainland. In the island coding only islands In the island coding only islands with surface flow (around 2500 with surface flow (around 2500 objects) are included. The coding objects) are included. The coding is in hexadecimal digits (00-FF) is in hexadecimal digits (00-FF) thus allowing 255 islands to be thus allowing 255 islands to be identified within a Sea. The code identified within a Sea. The code 00 is reserved for surface waters 00 is reserved for surface waters on mainland.on mainland.

Q: Will be any other appendices? Will be any other appendices? We suggest to add more details in We suggest to add more details in app.7app.7



Updates proposed by ETC/WUpdates proposed by ETC/W (to (to be updated into App.7)be updated into App.7)

Pfafstetter commencement code (“CCCCC” segment)

PPages ages 101,104101,1045 places/digits of fixed length are 5 places/digits of fixed length are reserved for commencement code, reserved for commencement code, coding with leading zeroscoding with leading zerosPfafstetter coding logicPfafstetter coding logic

PPage age 88It is proposed to assign a maximum It is proposed to assign a maximum of three digits for this code of three digits for this code segment.segment.

1) We 1) We propose a fixed length of propose a fixed length of five digits for this code segment five digits for this code segment with zeros backwards.with zeros backwards.

2) We propose CHARACTER 2) We propose CHARACTER value type value type

3) To be discussed: 3) To be discussed: a) a) zeros backwardszeros backwards or or b) b) leading zerosleading zeros

3) We produced a fixed list 3) We produced a fixed list of of primary catchments and their codesprimary catchments and their codes (on the ECRINS concept; (on the ECRINS concept; harmonised with the “LARGE harmonised with the “LARGE RIVER DATA SET”)RIVER DATA SET”)..

4) 4) We We also also need a fixed list of inter need a fixed list of inter catchmentscatchments

Remark:Remark: ECRINS ECRINS should be should be updated according updated according to updated list of to updated list of SSea ea RRegionsegions (based on (based on Marine Marine StrategyStrategy!)!)


ECRINS DATA ECRINS DATA SET: SET:

- CCCCC - CCCCC segment segment (in green: (in green: primary catchments with primary catchments with codes 00002 or 00004 or codes 00002 or 00004 or 00006 or 00008)00006 or 00008)

- - to be to be updated updated with HSCCCCCwith HSCCCCC part of the part of the codecode


LARGE RIVER DATA SET: LARGE RIVER DATA SET: - - - - to be to be updated with updated with HSHSCCCCC CCCCC part of the part of the codecode (harmonised with (harmonised with ECRINS)ECRINS)


Guidance DocGuidance Doc.. No. No. 2222 Guidance DocGuidance Doc.. No. No. 22/ Appendix 722/ Appendix 7 Updates proposed by ETC/WUpdates proposed by ETC/W (to (to be updated into App.7)be updated into App.7)

Pfafstetter code of river and associated (sub) basin (“PPPPPPPPPPPP” segment)

PPage age 101101number with 1-12 digits; variable number with 1-12 digits; variable lengthlength

PPage age 1414number with 1-11 digits; variable number with 1-11 digits; variable lengthlength

number with 12 digits; fixed lengthnumber with 12 digits; fixed lengthQ:Q: value type for fixed length value type for fixed length (number (number charactercharacter; ; different different sorting)sorting)1.1.zeros backwards zeros backwards 2.2.leading zerosleading zerosQ:Q: fixed or variable length?fixed or variable length?

Entity types (“EE” segment)

A list of possible entity type codes A list of possible entity type codes is given in Appendix 7.is given in Appendix 7.

BA - BA - River basinRiver basinRS - River segmentRS - River segmentRB - RB - River segment River segment (minor branch of bifurcation)(minor branch of bifurcation)RU- River segment RU- River segment (underground in Karst areas)(underground in Karst areas)LE – LakeLE – LakeLP - Perennial Lake (Karst)LP - Perennial Lake (Karst)

BA - BA - River basinRiver basinRS - River segmentRS - River segment or river segment or river segment as major bifurcation as major bifurcation RB - RB - River segment River segment as minor as minor bifurcationbifurcationRU- RU- U Undergroundnderground river segment ( river segment (in in Karst areas)Karst areas)LE – LakeLE – LakeLP - Perennial Lake (LP - Perennial Lake (in in KarstKarst areas areas))CA – CanalCA – Canal

RemarkRemark: : In the Danube coding: “CA” for canal In the Danube coding: “CA” for canal and “BF for bifurcation also usedand “BF for bifurcation also used



Updates proposed by ETC/WUpdates proposed by ETC/W (to (to be updated into App.7)be updated into App.7)

((HSIICCCCCPPPPPPPPPPPPEELL)HSIICCCCCPPPPPPPPPPPPEELL) last segment “LL” is conditional!last segment “LL” is conditional!

Conditional Lake Conditional Lake IdentificationIdentification (“LL”) (“LL”)

It is proposed to reserve a It is proposed to reserve a maximum of two characters for maximum of two characters for this code segment. The code could this code segment. The code could consist of numbers and characters.consist of numbers and characters.

Conditional Lake Conditional Lake IdentificationIdentification (“LL”) (“LL”)

It is proposed to reserve a It is proposed to reserve a maximum of two characters for maximum of two characters for this code segment. The code could this code segment. The code could consist of consist of numbers and charactersnumbers and characters..

FeatureFeature IdentificationIdentification (“LL”) (“LL”) linked to “EE”linked to “EE”

1) Not just lake, but also other 1) Not just lake, but also other hydrological special phenomena hydrological special phenomena (feature) are identified by (feature) are identified by sequential enumeration. It starts at sequential enumeration. It starts at river outflow. river outflow.

2) We propose character value type 2) We propose character value type if there is no additional feature, the if there is no additional feature, the segment number is “00”segment number is “00”

3) Explanatory figures and text 3) Explanatory figures and text should be added such isshould be added such is “Canalized “Canalized rivers are coded as part of a river system. rivers are coded as part of a river system. Artificial canals belong to specific entity Artificial canals belong to specific entity type canal and are coded with an type canal and are coded with an identifier. Identifier is needed if more identifier. Identifier is needed if more than one canal are recognized. An than one canal are recognized. An additional foreign key establishes the additional foreign key establishes the relation between the canal and the water relation between the canal and the water basin”.basin”.


HSIICCCCCPPPPPPPPPPPPEELLHSIICCCCCPPPPPPPPPPPPEELLor visualised on feature geometry:or visualised on feature geometry:HS-II-CCCCC-PPPPPPPPPPP-EE-LLHS-II-CCCCC-PPPPPPPPPPP-EE-LL

Karst:Karst:

-Underground river (“EE”= RU)Underground river (“EE”= RU)

- Perennial lake (“EE” = LP)Perennial lake (“EE” = LP)

Bifurcations:Bifurcations:

- major river segment or major bifurcation (“EE”= RS)major river segment or major bifurcation (“EE”= RS)

- minor bifurcation (river branch) (“EE”= RB)minor bifurcation (river branch) (“EE”= RB)


Format of the code for hydrological featuresFormat of the code for hydrological features ((overviewoverview))

Code segment Value type GIS Guidance No.22

GIS Guidance No.22, App.7

ETCW proposal

Hydrological system (H) Character 1 1 1

Sea Region (S) Number 1 1 1

Island Sort (II) Hexadecimal number

2 2 2

Commencement code segment (CCCCC)

Character 5 3 5

River (basin) (Pfafstetter)

(12xP)

Number 1-12 1-11 12

Entity Type (EE) Character 2 2 2

Conditional unique string

for lakes (LL)

Character 0, 2 0, 2 2

Total length 12, 25 10, 22 25

HSIICCCCCPPPPPPPPPPPPEELLHSIICCCCCPPPPPPPPPPPPEELL


ConclusionsConclusions: : 1.1. A fixed lengtA fixed lengthh (25 places) of the hydrological feature (25 places) of the hydrological feature

code (one attribute field) is proposed; Code segments code (one attribute field) is proposed; Code segments also given in separate fields (H, S, I, C, P, E, L) also given in separate fields (H, S, I, C, P, E, L)

2.2. ““CCCCC” segment with zeroCCCCC” segment with zeroees backwardss backwards3.3. ““12xP” segment with zero12xP” segment with zeroees backwardss backwards4.4. First two positions of a code (“H”, “S”) and “CCCCC” First two positions of a code (“H”, “S”) and “CCCCC”

segments are predefined on European level (in GIS g.)segments are predefined on European level (in GIS g.)5.5. ““II”, “12P”, “EE” and “LL” segments are defined by II”, “12P”, “EE” and “LL” segments are defined by

countriescountries6.6. update of ECRINS, LARGE RIVER, GIS guidance nedeed update of ECRINS, LARGE RIVER, GIS guidance nedeed

in regard to H, S and C elements in regard to H, S and C elements 7.7. Description of II coding neededDescription of II coding needed


Hydrological feature attribute Hydrological feature attribute tabletable

CCCC national_codenational_code HF_codeHF_code H_codeH_code S_codeS_code I_codeI_code C_codeC_code P_codeP_code E_codeE_code L_codeL_code


Ilustration zeroes Ilustration zeroes backwards: backwards: CCCCCCCCCC20000 0000220000 0000222000 0002222000 0002224000 0002424000 0002426000 0002626000 0002628000 0002828000 00028

date/ event: 3.9. – 4.9.2009 / copenhagen – meeting of wise technical group author: etcw/iwrs...

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