Cyrff dŵr daear Cylch 1 y Gyfarwyddeb Fframwaith Dŵr
Mae cyrff dŵr daear Cylch 1 y Gyfarwyddeb Fframwaith Dŵr yn set ddata ofodol (polygon) sy'n cynnwys nodweddion sydd wedi cael eu coladu fel y diffiniwyd ar gyfer gweithredu'r Gyfarwyddeb Fframwaith Dŵr. Mae Erthygl 2, Cymal 2 y Gyfarwyddeb Fframwaith Dŵr yn eu diffinio fel 'yr holl ddŵr sy'n is na wyneb y tir yn y parth trwytho ac mewn cyswllt uniongyrchol â'r tir neu isbridd'. At ddibenion hysbysu o dan y Gyfarwyddeb Fframwaith Dŵr, mae corff dŵr daear yn cynrychioli corff penodol o lif dŵr daear gydag uned llifo gydlynol, gan gynnwys ardaloedd adlwytho a rhyddhau, gydag ond ychydig o lif ar draws y terfynau. Mae'r rhain yn adlewyrchu nodweddion hydrodaearyddol sy'n ystyried gwybodaeth am nodweddion llif a chamau, adlwytho, a pha mor agored ydynt i lygredd. Mae hyn wedi cael ei gynnal trwy ddiffinio dyfrhaenau o ran teipiau gwahanol a'u rhannu’n unedau dalgylch ar raddfa Strategaethau Rheoli Tynnu Dŵr Dalgylch. Gan fod cyrff dŵr wedi'u penodi gyda rhif adnabod unigryw (EA_WB_ID), mae'r set ddata hon yn gallu cael ei chysylltu'n uniongyrchol â ffynnonnellau data eraill y Gyfarwyddeb Fframwaith Dŵr megis nodweddion corfforol, risg, dosbarthiad ac amcanion arfaethedig.
Cydnabyddiaeth
Yn cynnwys gwybodaeth Cyfoeth Naturiol Cymru © Cyfoeth Naturiol Cymru a Hawl Cronfa Ddata. Cedwir pob hawl. Wedi deillio’n rhannol o ddata digidol ar raddfa 1:50,000 ac 1:250,000 dan ganiatâd Arolwg Daearegol Prydain. © NERC.
- Dull adnabod
- Rhychwant
- Dosbarthiad
- Ansawdd
- Allweddeiriau
- System Cyfeirio Gofodol
- Cynnwys
- Cyfyngiadau
- Cynnal a chadw
- Metadata
Dull adnabod
- Dynodydd
- NRW_DS116245
- Teitl Amgen
-
- AfA090 WFD Groundwaterbodies
- WFD Groundwaterbodies Cycle 1.lyr
- Laith Metadata
- English
- Datganiad
-
The primary input dataset is '1:625K Classified Aquifer Geology'. This dataset has been digitised directly from the hard copy '1:250K Solid Geology Map' and classified according to aquifer type and are therefore directly derived from the underlying British Geological Society (BGS) data. These classifications were verified by the BGS consultation at area level and in some instances 1:50K Solid Geology has been used to define localised boundaries.
- Dyddiad cyfeirnod y set ddata (Cyhoeddiad)
- 2022-10-14
Ystod amser
- Dyddiad cychwyn
- 2008-01-01
- Dyddiad gorffen
- 2013-12-31
- Categori pwnc
-
- Environment
- Inland waters
- Imagery base maps earth cover
Rhychwant
Rhychwant
- Hyd
- Wales (WLS)
))
Dosbarthiad
Dosbarthiad
- Fformat - Math a Disgrifiad
-
-
Geographic Information System
(
)
- Math
-
ESRI Feature Class
-
Geographic Information System
(
)
- Lleolwr Adnoddau
- View and Download ( WWW:LINK-1.0-http--link )
- Lleolwr Adnoddau
- Web Mapping Service ( OGC:WMS )
Ansawdd
Ansawdd Data
- Cwmpas Ansawdd
- Dataset
- Cydymffurfiad
- Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services
- Eglurhad
-
This dataset has not been assessed for conformance to the referenced INSPIRE regulation.
- Gradd
- false
- Datganiad
-
The primary input dataset is '1:625K Classified Aquifer Geology'. This dataset has been digitised directly from the hard copy '1:250K Solid Geology Map' and classified according to aquifer type and are therefore directly derived from the underlying British Geological Society (BGS) data. These classifications were verified by the BGS consultation at area level and in some instances 1:50K Solid Geology has been used to define localised boundaries.
Allweddeiriau
Allweddair
Allweddair
-
NRW Thesaurus
-
- classification
- inland waters
- Water Framework Directive (WFD)
- Math
- Theme
Dyfyniad
- Dyddiad (Cyhoeddiad)
- 2025-01-08
Allweddair
-
NRW SMNR Keywords
-
- Ecosystem (SMNR)
- Sustainable Management of Natural Resources (SMNR)
- Water Resources (SMNR)
- Management Areas (SMNR)
- Freshwater and Wetlands (SMNR)
- Water Quality (SMNR)
- Hydrological Processes (SMNR)
- Natural Resources (Incl. Features and Processes) (SMNR)
- Math
- Theme
Dyfyniad
- Dyddiad (Cyhoeddiad)
- 2024-06-26
System Cyfeirio Gofodol
Cynnwys
Gwybodaeth Cynnwys
Proffil CNC
Elfennau CNC
Cyfyngiadau
Cyfyngiadau
Cyfyngiadau ar Fynediad a Defnydd Cyhoeddus
- Math o Gyfyngiad
- Other restrictions
Cyfarwyddeb Cyfyngiadau Mynediad
- Cyfyngiadau
- no limitations
Testun cyfyngiadau mynediad
- Cyfyngiadau eraill
-
This data is jointly owned by NRW and British Geological Society (BGS). There are no access restrictions on this data. NRW may release, publish or disseminate it freely.
Defnyddiwch gyfyngiadau
- Cyfyngiadau Defnyddio
- Other restrictions
- Cyfyngiadau eraill
-
© CNC/NRW Derived in part from 1:50,000 and 1:250,000 scale digital data under permission from British Geological Survey. ©NERC. Data may be re-used under the terms of the Open Government Licence providing it is done so, acknowledging both the source and copyright of the owners. It is the recipient's responsibility to ensure the data is fit for the intended purpose.
Datganiad Priodoli
- Cyfyngiadau eraill
-
Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved. Derived in part from 1:50,000 and 1:250,000 scale digital data under permission from British Geological Survey. ©NERC.
Metadata
Metadata
- Dynodydd Ffeil
- 4f4c4942-4343-5764-6473-313136323435 XML
- Laith Metadata
- English
- Math o adnodd
- Dataset
- Dyddiad Metadata
- 2025-05-08T07:45:20.861Z
- Enw Safonol Metadata
- NRW
- Fersiwn Metadata
-
1.0