WATER HARDNESS - NORTHERN IRELAND

The water hardness data for Northern Ireland in this chart has been verified by Aquatell directly from primary sources. Every value comes from the water quality reports or database published by the water supplier for the area.

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Water hardness by city, town and village in Northern Ireland, grouped by county
City / Town / Village(water supply zone)	County	Postcode	*Recommended Setting(softeners & appliances, mg/l)	gpg	°Clark	°dH	°fH	Source
Co. Antrim
AghagallonCastor Bay Moira	Co. Antrim	BT67	160	9.3	11.2	9	16	Source
AghaleeCastor Bay Moira	Co. Antrim	BT67	160	9.3	11.2	9	16	Source
AhoghillDunore Point Ballymena	Co. Antrim	BT42	155	9.1	10.9	8.7	15.5	Source
AntrimDunore Point Antrim	Co. Antrim	BT41	158	9.2	11.1	8.9	15.8	Source
ArmoyAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
BallintoyAltnahinch Bushmills	Co. Antrim	BT54	88	5.1	6.1	4.9	8.8	Source
BallybogyBallinrees North	Co. Antrim	BT53	131	7.7	9.2	7.3	13.1	Source
BallycarryDorisland Carrick	Co. Antrim	BT38	154	9	10.8	8.6	15.4	Source
BallycastleAltnahinch Bushmills	Co. Antrim	BT54	88	5.1	6.1	4.9	8.8	Source
BallyclareDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
BallycorKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
BallycraigyDunore Point Hydepark	Co. Antrim	BT36	158	9.2	11.1	8.9	15.8	Source
BallyeastonKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
BallygalleyKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
BallymenaDunore Point Ballymena	Co. Antrim	BT42, BT43	155	9.1	10.9	8.7	15.5	Source
BallymoneyBallinrees South	Co. Antrim	BT53	131	7.6	9.2	7.3	13.1	Source
BallynadollyCastor Bay Stoneyford	Co. Antrim	BT28	164	9.6	11.5	9.2	16.4	Source
BallynureKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
BallyrobertDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
BallystrudderDorisland Carrick	Co. Antrim	BT40	154	9	10.8	8.6	15.4	Source
BallytoberBallinrees North	Co. Antrim	BT57	131	7.7	9.2	7.3	13.1	Source
BallyvoyAltnahinch Bushmills	Co. Antrim	BT54	88	5.1	6.1	4.9	8.8	Source
BalnamoreBallinrees South	Co. Antrim	BT53	131	7.6	9.2	7.3	13.1	Source
BelfastBelfast Ballyhanwood	Co. Antrim / Co. Down	BT4 1, BT4 2, BT4 3, BT5 5, BT5 6, BT5 7, BT16 1, BT16 2	43	2.5	3	2.4	4.3	Source
BelfastBelfast Breda South, Belfast Breda North	Co. Antrim / Co. Down	BT1 3, BT3 9, BT4 1, BT5 4, BT5 5, BT6 0, BT6 8, BT6 9, BT7 1, BT7 2, BT7 3, BT8 6, BT8 7, BT9 5, BT9 6, BT9 7	75	4.4	5.2	4.2	7.5	Source
BelfastDunore Ballygomartin South, Dunore Belfast North, Belfast Oldpark, Dunore Ballygomartin North	Co. Antrim / Co. Down	BT1 1, BT1 2, BT1 3, BT1 4, BT1 5, BT1 6, BT2 7, BT2 8, BT3 9, BT7 1, BT7 2, BT9 5, BT9 6, BT10 0, BT11 8, BT12 4, BT12 5, BT12 6, BT12 7, BT13 1, BT13 2, BT13 3, BT14 6, BT14 7, BT14 8, BT15 1, BT15 2, BT15 3, BT15 4, BT15 5, BT36 7	154	9	10.8	8.6	15.4	Source
BendooraghBallinrees South	Co. Antrim	BT53	131	7.6	9.2	7.3	13.1	Source
BroughshaneDungonnell Glarryford	Co. Antrim	BT43 7	74	4.3	5.2	4.1	7.4	Source
BroughshaneDunore Point Ballymena	Co. Antrim	BT42 4, BT43 7	155	9.1	10.9	8.7	15.5	Source
BushmillsAltnahinch Bushmills	Co. Antrim	BT57	88	5.1	6.1	4.9	8.8	Source
BushvaleAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
CarganDungonnell Glarryford	Co. Antrim	BT43	74	4.3	5.2	4.1	7.4	Source
CarncastleKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
CarneatlyAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
CarnloughDunore Point Ballymena	Co. Antrim	BT44	155	9.1	10.9	8.7	15.5	Source
CarrickfergusDorisland Carrick	Co. Antrim	BT38	154	9	10.8	8.6	15.4	Source
Church BayRathlin Island	Co. Antrim	BT54	33	1.9	2.3	1.8	3.3	Source
CloghDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
Clogh MillsAltnahinch Bushmills	Co. Antrim	BT44	88	5.1	6.1	4.9	8.8	Source
Cogry / KilbrideKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
CorkeyAltnahinch Bushmills	Co. Antrim	BT44	88	5.1	6.1	4.9	8.8	Source
CraigaroganDunore Point Hydepark	Co. Antrim	BT36	158	9.2	11.1	8.9	15.8	Source
Creggan-CranfieldDunore Point Antrim	Co. Antrim	BT41	158	9.2	11.1	8.9	15.8	Source
CrosshillKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
CrumlinDunore Point Crumlin	Co. Antrim	BT29	158	9.2	11	8.9	15.8	Source
CullybackeyDungonnell Glarryford	Co. Antrim	BT43 5	74	4.3	5.2	4.1	7.4	Source
CullybackeyDunore Point Ballymena	Co. Antrim	BT42 1, BT43 5	155	9.1	10.9	8.7	15.5	Source
CushendallDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
CushendunDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
DerrykeighanAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
DerrymoreCastor Bay Moira	Co. Antrim	BT67	160	9.3	11.2	9	16	Source
DervockBallinrees South	Co. Antrim	BT53	131	7.6	9.2	7.3	13.1	Source
DoaghDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
DunadryDunore Point Antrim	Co. Antrim	BT41	158	9.2	11.1	8.9	15.8	Source
DunaghyAltnahinch Bushmills	Co. Antrim	BT53 7 Shared postcode	88	5.1	6.1	4.9	8.8	Source
DunaghyBallinrees South	Co. Antrim	BT53 7 Shared postcode	131	7.6	9.2	7.3	13.1	Source
DundrodDunore Point Hydepark, Castor Bay Stoneyford	Co. Antrim	BT29	161	9.4	11.3	9	16.1	Source
DunloyAltnahinch Bushmills	Co. Antrim	BT44	88	5.1	6.1	4.9	8.8	Source
Dunmurry / Poleglass / TwinbrookPoleglass Dunmurry	Co. Antrim	BT17	159	9.3	11.2	8.9	15.9	Source
FinvoyAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
Glenariff BayDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
GlenarmDunore Point Ballymena	Co. Antrim	BT44	155	9.1	10.9	8.7	15.5	Source
GlenavyCastor Bay Stoneyford	Co. Antrim	BT29	164	9.6	11.5	9.2	16.4	Source
GlenoeKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
GlynnKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
Grange CornerDungonnell Portglenone	Co. Antrim	BT41	106	6.2	7.4	5.9	10.6	Source
GreenislandDorisland Whiteabbey	Co. Antrim	BT38	153	9	10.7	8.6	15.3	Source
GrogganDungonnell Portglenone	Co. Antrim	BT41	106	6.2	7.4	5.9	10.6	Source
Halfpenny GateCastor Bay Moira	Co. Antrim	BT67	160	9.3	11.2	9	16	Source
HannahstownDunore Point Hydepark	Co. Antrim	BT17	158	9.2	11.1	8.9	15.8	Source
HillheadDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
Kells / ConnorKillylane Ballynure	Co. Antrim	BT42 3 Shared postcode	89	5.2	6.2	5	8.9	Source
Kells / ConnorDunore Point Antrim	Co. Antrim	BT42 3 Shared postcode	158	9.2	11.1	8.9	15.8	Source
KilleadDunore Point Crumlin	Co. Antrim	BT29	158	9.2	11	8.9	15.8	Source
KnocknacarryDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
KnocknagulliaghDorisland Carrick	Co. Antrim	BT38	154	9	10.8	8.6	15.4	Source
LarneKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
LisburnLisburn South	Co. Antrim	BT27 4, BT27 5, BT28 1, BT28 2	77	4.5	5.4	4.3	7.7	Source
LisburnPoleglass Dunmurry, Castor Bay Stoneyford	Co. Antrim	BT27 4, BT28 2, BT28 3	162	9.5	11.3	9.1	16.2	Source
LiscolmanAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
LoughguileAltnahinch Bushmills	Co. Antrim	BT44	88	5.1	6.1	4.9	8.8	Source
Lower BallinderryCastor Bay Moira	Co. Antrim	BT28	160	9.3	11.2	9	16	Source
Lower BroomhedgeCastor Bay Moira	Co. Antrim	BT28	160	9.3	11.2	9	16	Source
LurganureCastor Bay Moira	Co. Antrim	BT28	160	9.3	11.2	9	16	Source
MaghaberryCastor Bay Moira	Co. Antrim	BT28, BT67	160	9.3	11.2	9	16	Source
MagherahoneyAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
MagheramorneKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
MartinstownDungonnell Glarryford	Co. Antrim	BT43	74	4.3	5.2	4.1	7.4	Source
Mill BayDorisland Carrick	Co. Antrim	BT40	154	9	10.8	8.6	15.4	Source
MillbankDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
MilltownPoleglass Dunmurry	Co. Antrim	BT27, BT28	159	9.3	11.2	8.9	15.9	Source
Milltown, AntrimDunore Point Antrim	Co. Antrim	BT41	158	9.2	11.1	8.9	15.8	Source
MoneyglassDungonnell Portglenone	Co. Antrim	BT41	106	6.2	7.4	5.9	10.6	Source
Moss-SideAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
MounthillKillylane Ballynure	Co. Antrim	BT40	89	5.2	6.2	5	8.9	Source
MullaghboyDorisland Carrick	Co. Antrim	BT40	154	9	10.8	8.6	15.4	Source
NewtownabbeyDorisland Whiteabbey, Dunore Point Hydepark	Co. Antrim	BT36, BT37	156	9.1	10.9	8.7	15.6	Source
ParkgateKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
PortballintraeAltnahinch Bushmills	Co. Antrim	BT57	88	5.1	6.1	4.9	8.8	Source
PortglenoneDungonnell Portglenone	Co. Antrim	BT44	106	6.2	7.4	5.9	10.6	Source
PortrushBallinrees North	Co. Antrim / Co. Londonderry	BT56	131	7.7	9.2	7.3	13.1	Source
RandalstownDunore Point Antrim	Co. Antrim	BT41	158	9.2	11.1	8.9	15.8	Source
RasharkinAltnahinch Bushmills	Co. Antrim	BT44	88	5.1	6.1	4.9	8.8	Source
RoughfortDunore Point Antrim	Co. Antrim	BT36, BT39	158	9.2	11.1	8.9	15.8	Source
StoneyfordCastor Bay Stoneyford	Co. Antrim	BT28	164	9.6	11.5	9.2	16.4	Source
StraidKillylane Ballynure	Co. Antrim	BT39	89	5.2	6.2	5	8.9	Source
StranocumAltnahinch Bushmills	Co. Antrim	BT53	88	5.1	6.1	4.9	8.8	Source
TemplepatrickDunore Point Antrim	Co. Antrim	BT39	158	9.2	11.1	8.9	15.8	Source
ToomeDungonnell Portglenone	Co. Antrim	BT41	106	6.2	7.4	5.9	10.6	Source
TrooperslaneDorisland Whiteabbey	Co. Antrim	BT38	153	9	10.7	8.6	15.3	Source
Upper BallinderryCastor Bay Moira	Co. Antrim	BT28	160	9.3	11.2	9	16	Source
Upper BroomhedgeCastor Bay Moira	Co. Antrim	BT67	160	9.3	11.2	9	16	Source
WaterfootDungonnell Glarryford	Co. Antrim	BT44	74	4.3	5.2	4.1	7.4	Source
WhiteheadDorisland Carrick	Co. Antrim	BT38	154	9	10.8	8.6	15.4	Source
Co. Armagh
ActonCastor Bay Tandragee	Co. Armagh	BT35	161	9.4	11.2	9	16.1	Source
AghorySeagahan Armagh	Co. Armagh	BT62	123	7.2	8.6	6.9	12.3	Source
AnnaghmoreCastor Bay Portadown	Co. Armagh	BT62	163	9.5	11.4	9.1	16.3	Source
Annaghmore, Moss RoadCastor Bay Portadown	Co. Armagh	BT62	163	9.5	11.4	9.1	16.3	Source
AnnahughCastor Bay Portadown	Co. Armagh	BT61	163	9.5	11.4	9.1	16.3	Source
ArdressCastor Bay Portadown	Co. Armagh	BT62	163	9.5	11.4	9.1	16.3	Source
Co. Down
Co. Fermanagh
Co. Londonderry
Co. Tyrone

Showing all 544 places in Northern Ireland, grouped by county. Scroll the chart or search to find yours.