cfc7b050-db26-4a65-814c-bc2a5585aec9 Cyfoeth Naturiol Cymru https://mapdata.llyw.cymru/geoserver/ows https://mapdata.llyw.cymru/geoserver/ows /static/geonode/img/missing_thumb.png?v=1adea45b https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetLegendGraphic&format=image/png&WIDTH=20&HEIGHT=20&LAYER=geonode:nrw_water_quality_exemptions&STYLE=point&version=1.3.0&sld_version=1.1.0&legend_options=fontAntiAliasing:true;fontSize:12;forceLabels:on https://datamap.gov.wales/layers/geonode:nrw_water_quality_exemptions https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=json&srs=EPSG%3A27700&srsName=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=excel&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=csv&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=text%2Fxml%3B+subtype%3Dgml%2F3.1.1&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=gml2&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=dxf&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=SHAPE-ZIP&srs=EPSG%3A27700&format_options=charset%3AUTF-8 https://datamap.gov.wales/geoserver/ows?service=WFS&version=1.0.0&request=GetFeature&typename=geonode%3Anrw_water_quality_exemptions&outputFormat=gpkg&srs=EPSG%3A27700 https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Anrw_water_quality_exemptions&format=image%2Fpng&height=550&width=472&srs=EPSG%3A27700&bbox=0.0%2C0.0%2C395623.0%2C460460.0 https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Anrw_water_quality_exemptions&format=application%2Fpdf&height=550&width=472&srs=EPSG%3A27700&bbox=0.0%2C0.0%2C395623.0%2C460460.0 https://datamap.gov.wales/geoserver/ows?service=WMS&request=GetMap&layers=geonode%3Anrw_water_quality_exemptions&format=image%2Fjpeg&height=550&width=472&srs=EPSG%3A27700&bbox=0.0%2C0.0%2C395623.0%2C460460.0 https://datamap.gov.wales/download/2359 features nrw_water_quality_exemptions Mae'r Rheoliadau Trwyddedu Amgylcheddol yn cynnwys esemptiadau rhag bod angen trwydded amgylcheddol ar gyfer rhai gollyngiadau dŵr a gweithgareddau dŵr daear. Mae esemptiadau yn cynnwys gollwng carthion domestig wedi’u trin naill ai i ddŵr wyneb neu ddŵr daear, rheoli llystyfiant ger/ar ddŵr mewndirol, sylweddau i’r ddaear at ddibenion gwyddonol a gollyngiadau o systemau gwresogi ac oeri dolen agored. Rhaid i'r esemptiadau hyn fod wedi'u cofrestru â Cyfoeth Naturiol Cymru. Mae'r set ddata Eithriadau Ansawdd Dŵr yn cynnwys lleoliadau'r esemptiadau cofrestredig hyn yng Nghymru. Rhybudd ynghylch Gwybodaeth Mae rhai cyfeiriadau grid o fewn y set ddata yn anghywir ac wedi'u plotio y tu allan i Gymru – mae'r rhain wrthi'n cael eu cywiro. Cydnabyddiaeth Yn cynnwys gwybodaeth Cyfoeth Naturiol Cymru © Cyfoeth Naturiol Cymru a Hawl Cronfa Ddata. Cedwir pob hawl. -8.090369596162573 -2.062287779810857 54.04011053137993 49.76680681317516 Cyfoeth Naturiol Cymru dataset 2026-03-05