Northern Ireland Water Quality
Water hardness and quality data for 27 cities in Northern Ireland, United Kingdom.
Est. average
≈106mg/L
7.4 °Clark
Hardness level
🟡 Slightly Hard
Based on estimates
Cities
27
27 with data
Belfast
Pop. 348,005
70 mg/Lreservoir
Full report →Bangor
Pop. 61,011
0–99 mg/Lreservoir
Full report →Castlereagh
Pop. 56,679
110 mg/Lreservoir
Full report →Craigavon
Pop. 59,236
129 mg/Lreservoir
Full report →Derry
Pop. 83,652
136 mg/Lreservoir
Full report →Lisburn
Pop. 77,506
0–99 mg/Lreservoir
Full report →Londonderry County Borough
Pop. 87,153
0–99 mg/Lreservoir
Full report →Newtownabbey
Pop. 63,860
200–300 mg/Lreservoir
Full report →Portadown
Pop. 32,926
0–99 mg/Lreservoir
Full report →Antrim
Pop. 19,661
0–99 mg/Lreservoir
Full report →Armagh
Pop. 14,801
200–300 mg/Lreservoir
Full report →Ballymena
Pop. 28,932
128.5 mg/Lreservoir
Full report →Banbridge
Pop. 16,173
0–99 mg/Lreservoir
Full report →Carrickfergus
Pop. 29,208
0–99 mg/Lreservoir
Full report →Coleraine
Pop. 25,681
59 mg/Lreservoir
Full report →Cookstown
Pop. 11,081
0–99 mg/Lreservoir
Full report →Downpatrick
Pop. 10,507
200–300 mg/Lreservoir
Full report →Dundonald
Pop. 13,985
0–99 mg/Lreservoir
Full report →Dungannon
Pop. 11,935
200–300 mg/Lreservoir
Full report →Enniskillen
Pop. 14,472
0–99 mg/Lreservoir
Full report →Holywood
Pop. 13,109
0–99 mg/Lreservoir
Full report →Larne
Pop. 18,421
0–99 mg/Lreservoir
Full report →Limavady
Pop. 11,279
0–99 mg/Lreservoir
Full report →Newry
Pop. 27,757
158.5 mg/Lreservoir
Full report →Newtownards
Pop. 29,363
200–300 mg/Lreservoir
Full report →Omagh
Pop. 21,056
126 mg/Lreservoir
Full report →Strabane
Pop. 14,198
0–99 mg/Lreservoir
Full report →