Legend DCWW Water Quality Zones
Water Quality Zones
H37 Revised Boundary Produced by: IMS and Asset Information G28 Revised Boundary DCWW446-03 April 2017 Reproduced by permission of Ordnance Survey on behalf of HMSO. © Crown copyright and database right 2008. All rights reserved. Ordnance Survey License number 100019534. L23 Revised Boundary
WQZ Ref Full Ref WQZ Description B04 1005B04 Bangor / Caernarfon B11 B07 B06 2014B06 Denbigh (Alwen) B07 2012B07 Prestatyn (Glascoed / Trecastell) B10 2001B10 North Anglesey (Alaw) B10 B11 2002B11 East Anglesey (Cefni) B12 2003B12 South Anglesey (Cwellyn / Mynydd) B33 B13 2022B13 Pennal / Corris (Severn Trent) B14 2007B14 Lleyn (Cwmystradllyn) B16 2020B16 Bala B12 B17 1016B17 Flint / Connahs Quay (Bretton) B21 B18 2022B18 Abergynolwen B17 B19 2021B19 Dolgellau (Pen y Cefn) B21 2015B21 Holywell / Mold (Alwen / Bretton) B22 2021B22 Barmouth - Harlech B23 1010B23 Cowlyd / Llyn Conwy B27 2022B27 Llan y Mawddwy B23 B28 2021B28 Bryncrug B29 2021B29 Llwyngwril (Gwastadcoed) B30 2021B30 Blaenau (Garreglwyd) B32 2009B32 Capel Curig B33 2012B33 Abergele / Rhyl (Glascoed) B04 B32 B36 2022B36 Dinas Mawddwy D10 2023D10 Bontgoch Supply (NOT Aberystwyth) B06 D12 2023D12 Aberystwyth (Bontgoch / Lovesgrove) D16 2024D16 Strata Florida D24 2025D24 Llechryd D29 2029D29 Capel Dewi D40 2030D40 Halfway G10 1033G10 Llanelli (Felindre) G13 1034G13 Townhill (Cray) G15 1034G15 Sketty / Gower (Bryngwyn / Felindre) G16 1034G16 Swansea / Morriston (Bryngwyn / Felindre) G17 1034G17 Dafen (Felindre) B14 G18 1040G18 Skewen / Llandarcy (Felindre / Cray) G19 1040G19 Port Talbot (Felindre / Cray) G25 1041G25 Bridgend / Porthcawl (Felindre / Cray) G27 1041G27 Pencoed / Bridgend Valleys B30 B16 G35 7038G35 Cray / Clydach G37 7039G37 Caerau / Ystradfellte H12 1062H12 Hereford South (Broomy Hill ) H16 2053H16 Brecon Boreholes H23 2054H23 Builth H24 2054H24 Llyswen H28 2055H28 Elan B22 H52 2058H52 Hereford North ( Broomy Hill) H54 2058H54 Dunfield (Crossways) H58 2059H58 Vowchurch H68 2061H68 Whitbourne H70 2061H70 Upper Sapey B19 H72 2063H72 Ross-on-Wye (Mitcheldean) H74 2063H74 Symonds Yat East H82 2064H82 Talybont B27 L10 1067L10 Newport B36 L16 1069L16 Malpas / Caerleon / Cwmbran L21 2064L21 Abergavenny / Cwmtillery L28 2066L28 Chepstow / Caldicot (Court Farm) L42 7050L42 Cwmtillery Ll / Talybont L43 7075L43 Ebbw Vale / Brynmawr B13 L45 7076L45 Rassau / Sirhowy Valley B29 L51 7081L51 Newport SW / Risca / Abercarn B18 L52 7081L52 Newport West N10 1052N10 Merthyr / Abercynon N15 1089N15 Cardiff East N16 1087N16 Penarth / Barry B28 N19 2044N19 Vale of Glam / Rhondda Valleys N23 2090N23 Penderyn (Pontsticill) N24 7047N24 Tynywaun N26 7048N26 Maerdy / Porth N31 7049N31 Pontypridd (Pontsticill) High N33 7050N33 Aberdare (Hirwaun / Ponsticill) N41 7078N41 Rhymney / Bargoed N46 7082N46 Caerphilly N48 1085N48 Cardiff (Heath & Llanishen) N51 1068N51 Cardiff (Ely / Radyr / Llandaff) N52 1089N52 Cardiff Bay / Canton / Cathays N53 1087N53 Penarth D10 N54 1089N54 Cardiff Bay / Rumney P18 2026P18 Preseli Supply P22 2027P22 Bolton Hill D12 P25 2028P25 Pendine
H28 H37 H70
H70
D16 H68 H54 H23
H52
D24
H24 G28
D40 H58 H12 H16 P18
D29 H82 H72
H74 P25 N41 G35 L21 G10 N10 L45 L43 N23 L23 P22 G37 L42 N33 G17 N41 N24 G16 N23 N26 G18 G13 L16 L28 G15 N31
N46 L51 L52 G19 L10 G27 N19 N48 N15
N51 N54
G25 N52
N16 . N53
Kilometre 0 5 10 20 30 40 50 Legend DCWW Water Quality Zones
Water Quality Zones
H37 Revised Boundary Produced by: IMS and Asset Information G28 Revised Boundary DCWW446-04 April 2018 Reproduced by permission of Ordnance Survey on behalf of HMSO. © Crown copyright and database right 2008. All rights reserved. Ordnance Survey License number 100019534. L23 Revised Boundary
WQZ Ref Full Ref WQZ Description B11 B07 B04 1005B04 Bangor / Caernarfon B06 2014B06 Denbigh (Alwen) B07 2012B07 Prestatyn (Glascoed / Trecastell) B10 B10 2001B10 North Anglesey (Alaw) B11 2002B11 East Anglesey (Cefni) B33 B12 2003B12 South Anglesey (Cwellyn / Mynydd) B13 2022B13 Pennal / Corris (Severn Trent) B12 B14 2007B14 Lleyn (Cwmystradllyn) B21 B16 2020B16 Bala B17 B17 1016B17 Flint / Connahs Quay (Bretton) B18 2022B18 Abergynolwen B19 2021B19 Dolgellau (Pen y Cefn) B21 2015B21 Holywell / Mold (Alwen / Bretton) B23 B22 2021B22 Barmouth - Harlech B23 1010B23 Cowlyd / Llyn Conwy B27 2022B27 Llan y Mawddwy B28 2021B28 Bryncrug B04 B29 2021B29 Llwyngwril (Gwastadcoed) B32 B30 2021B30 Blaenau (Garreglwyd) B32 2009B32 Capel Curig B06 B33 2012B33 Abergele / Rhyl (Glascoed) B36 2022B36 Dinas Mawddwy D10 2023D10 Bontgoch Supply (NOT Aberystwyth) D12 2023D12 Aberystwyth (Bontgoch / Lovesgrove) D16 2024D16 Strata Florida D24 2025D24 Llechryd D29 2029D29 Capel Dewi G10 1033G10 Llanelli (Felindre) B14 G13 1034G13 Townhill (Cray) G15 1034G15 Sketty / Gower (Bryngwyn / Felindre) G16 1034G16 Swansea / Morriston (Bryngwyn / Felindre) G17 1034G17 Dafen (Felindre) B30 B16 G18 1040G18 Skewen / Llandarcy (Felindre / Cray) G19 1040G19 Port Talbot (Felindre / Cray) G25 1041G25 Bridgend / Porthcawl (Felindre / Cray) G27 1041G27 Pencoed / Bridgend Valleys G28 2031G28 Bryngwyn G35 7038G35 Cray / Clydach B22 G37 7039G37 Caerau / Ystradfellte H12 1062H12 Hereford South (Broomy Hill ) H16 2053H16 Brecon Boreholes H23 2054H23 Builth B19 H24 2054H24 Llyswen H28 2055H28 Elan H37 2056H37 Pilleth Knighton / Bleddfa B27 H52 2058H52 Hereford North ( Broomy Hill) H54 2058H54 Dunfield (Crossways) B36 H58 2059H58 Vowchurch H68 2061H68 Whitbourne H70 2061H70 Upper Sapey H72 2063H72 Ross-on-Wye (Mitcheldean) B13 B29 H74 2063H74 Symonds Yat East B18 H82 2064H82 Talybont L10 1067L10 Newport L16 1069L16 Malpas / Caerleon / Cwmbran L21 2064L21 Abergavenny / Cwmtillery B28 L23 2065L23 Monmouth (Mayhill) L28 2066L28 Chepstow / Caldicot (Court Farm) L42 7050L42 Cwmtillery Ll / Talybont L43 7075L43 Ebbw Vale / Brynmawr L45 7076L45 Rassau / Sirhowy Valley L51 7081L51 Newport SW / Risca / Abercarn L52 7081L52 Newport West N10 1052N10 Merthyr / Abercynon N15 1089N15 Cardiff East N16 1087N16 Penarth / Barry N19 2044N19 Vale of Glam / Rhondda Valleys D10 N23 2090N23 Penderyn (Pontsticill) N24 7047N24 Tynywaun D12
H28 H37 H70
H70
D16 H68 H54 H23
H52
D24
H24 G28
H58 H12 H16 P18
D29 H82 H72
H74 P25 N41 G35 L21 G10 N10 L45 L43 N23 L23 P22 G37 L42 N33 G17 N41 N24 G16 N23 N26 G18 G13 L16 L28 G15 N31
N46 L51 L52 G19 L10 G27 N19 N48 N15
N51 N54
G25 N52
N16 . N53
Kilometre 0 5 10 20 30 40 50 Legend
Water Quality Zones DCWW Water Quality Zones
H37 Revised Boundary
B30 Revised Boundary Produced by: IMS and Asset Information G28 Revised Boundary DCWW446-04 April 2018 Reproduced by permission of Ordnance Survey on behalf of HMSO. © Crown copyright and database right 2008. All rights reserved. Ordnance Survey License number 100019534. L23 Revised Boundary
WQZ Ref Full Ref WQZ Description B11 B07 B04 1005B04 Bangor / Caernarfon B06 2014B06 Denbigh (Alwen) B07 2012B07 Prestatyn (Glascoed / Trecastell) B10 B10 2001B10 North Anglesey (Alaw) B11 2002B11 East Anglesey (Cefni) B33 B12 2003B12 South Anglesey (Cwellyn / Mynydd) B13 2022B13 Pennal / Corris (Severn Trent) B12 B14 2007B14 Lleyn (Cwmystradllyn) B17 1016B17 Flint / Connahs Quay (Bretton) B21 B17 B18 2022B18 Abergynolwen B19 2021B19 Dolgellau (Pen y Cefn) B21 2015B21 Holywell / Mold (Alwen / Bretton) B22 2021B22 Barmouth - Harlech B23 B23 1010B23 Cowlyd / Llyn Conwy B27 2022B27 Llan y Mawddwy B28 2021B28 Bryncrug B29 2021B29 Llwyngwril (Gwastadcoed) B04 B30 2021B30 Blaenau (Garreglwyd) B32 B32 2009B32 Capel Curig B06 B33 2012B33 Abergele / Rhyl (Glascoed) B36 2022B36 Dinas Mawddwy D10 2023D10 Bontgoch Supply (NOT Aberystwyth) D12 2023D12 Aberystwyth (Bontgoch / Lovesgrove) D16 2024D16 Strata Florida D24 2025D24 Llechryd D29 2029D29 Capel Dewi G10 1033G10 Llanelli (Felindre) G13 1034G13 Townhill (Cray) B14 G15 1034G15 Sketty / Gower (Bryngwyn / Felindre) G16 1034G16 Swansea / Morriston (Bryngwyn / Felindre) G17 1034G17 Dafen (Felindre) B16 G18 1040G18 Skewen / Llandarcy (Felindre / Cray) B30 G19 1040G19 Port Talbot (Felindre / Cray) B30 G25 1041G25 Bridgend / Porthcawl (Felindre / Cray) G27 1041G27 Pencoed / Bridgend Valleys G28 2031G28 Bryngwyn G35 7038G35 Cray / Clydach G37 7039G37 Caerau / Ystradfellte B22 H12 1062H12 Hereford South (Broomy Hill ) H16 2053H16 Brecon Boreholes H23 2054H23 Builth H24 2054H24 Llyswen B19 H28 2055H28 Elan H37 2056H37 Pilleth Knighton / Bleddfa H52 2058H52 Hereford North ( Broomy Hill) B27 H54 2058H54 Dunfield (Crossways) B36 H58 2059H58 Vowchurch H68 2061H68 Whitbourne H70 2061H70 Upper Sapey H72 2063H72 Ross-on-Wye (Mitcheldean) B13 H74 2063H74 Symonds Yat East B29 H82 2064H82 Talybont B18 L10 1067L10 Newport L16 1069L16 Malpas / Caerleon / Cwmbran L21 2064L21 Abergavenny / Cwmtillery L23 2065L23 Monmouth (Mayhill) B28 L28 2066L28 Chepstow / Caldicot (Court Farm) L42 7050L42 Cwmtillery Ll / Talybont L43 7075L43 Ebbw Vale / Brynmawr L45 7076L45 Rassau / Sirhowy Valley L51 7081L51 Newport SW / Risca / Abercarn L52 7081L52 Newport West N10 1052N10 Merthyr / Abercynon N15 1089N15 Cardiff East N16 1087N16 Penarth / Barry N19 2044N19 Vale of Glam / Rhondda Valleys N23 2090N23 Penderyn (Pontsticill) D10 N24 7047N24 Tynywaun N26 7048N26 Maerdy / Porth D12
H28 H37 H70
H70
D16 H68 H54 H23
H52
D24
H24 G28
D40 H58 H12 H16 P18
D29 H82 H72
H74 P25 N41 G35 L21 G10 N10 L45 L43 N23 L23 P22 G37 L42 N33 G17 N41 N24 G16 N23 N26 G18 G13 L16 L28 G15 N31
N46 L51 L52 G19 L10 G27 N19 N48 N15
N51 N54
G25 N52
N16 . N53
Kilometre 0 5 10 20 30 40 50 DCWW Water Quality Zones
Produced by: IMS and Asset Information Legend DCWW446-05 Dec 2019 Reproduced by permission of Ordnance Survey on behalf of HMSO. © Crown copyright and database right 2008. All rights reserved. Ordnance Survey License number 100019534. Water Quality Zones
B11 B07
B10 B33
B12 B21 B17
B23
B04 B32 B06
B14
B30 B16
B22
B19
B27 B36
B13 B29 B18
B28
D10
D12
H47
H37 H28
H70
H70
D16 H68 H54 H23
H52
D24
H24
H17 G28 H58 H12 H16 P18
D29 H82 H72
H74 P25 L23 N41 G35 L21 G10 N10 L45 L43 N23 L26 P22 G37 L42 N33 G17 N41 N24 G16 N23 N26 G18 G13 L16 L28 G15 N31 L51 N46 L52 G19 L10 G27 N19 N48 N15
N51 N54
G25 N52
N16 . N53
Kilometre 0 5 10 20 30 40 50