Connecticut Water Quality
Water hardness and quality data for 71 cities in Connecticut, USA.
55 mg/L
State average
🟢 Soft
Avg category
71
Cities tracked
Bridgeport
Pop. 147,629
PFAS: 9.2 ppt
Full report →Hartford
Pop. 121,054
PFAS: 7.4 ppt
Full report →New Haven
Pop. 130,322
PFAS: 10.4 ppt
Full report →North Stamford
Unincorporated area
Pop. 121,230
PFAS: 11.5 ppt
Full report →Stamford
Pop. 128,874
PFAS: 7.5 ppt
Full report →Waterbury
Pop. 108,802
PFAS: 4.6 ppt
Full report →Bristol
Pop. 60,452
PFAS: 9.3 ppt
Full report →City of Milford (balance)
Pop. 51,271
PFAS: 6.1 ppt
Full report →Danbury
Pop. 84,657
PFAS: 4.8 ppt
Full report →East Hartford
Pop. 51,252
PFAS: 7.9 ppt
Full report →East Norwalk
Unincorporated area
Pop. 84,530
PFAS: 8.3 ppt
Full report →Enfield
Pop. 45,212
PFAS: 9.9 ppt
Full report →Fairfield
Pop. 59,052
PFAS: 10.2 ppt
Full report →Glastonbury
Pop. 31,876
PFAS: 5 ppt
Full report →Hamden
Pop. 59,847
PFAS: 6.9 ppt
Full report →Manchester
Pop. 30,577
PFAS: 6.8 ppt
Full report →Meriden
Pop. 59,988
PFAS: 7.8 ppt
Full report →Middletown
Pop. 46,756
PFAS: 8.2 ppt
Full report →Milford
Pop. 52,759
PFAS: 8.2 ppt
Full report →Naugatuck
Pop. 31,538
PFAS: 9.9 ppt
Full report →New Britain
Pop. 72,808
PFAS: 10.1 ppt
Full report →Newington
Pop. 30,562
PFAS: 10.8 ppt
Full report →Norwalk
Pop. 88,485
PFAS: 11.7 ppt
Full report →Norwich
Pop. 39,899
PFAS: 11.8 ppt
Full report →Shelton
Pop. 41,296
PFAS: 5.4 ppt
Full report →Southington
Pop. 43,501
PFAS: 6.9 ppt
Full report →Stratford
Pop. 51,384
PFAS: 8.2 ppt
Full report →Torrington
Pop. 34,906
PFAS: 9.7 ppt
Full report →Trumbull
Pop. 36,018
PFAS: 10.2 ppt
Full report →West Hartford
Pop. 63,268
PFAS: 5.2 ppt
Full report →West Haven
Pop. 54,927
PFAS: 5.3 ppt
Full report →West Torrington
Unincorporated area
Pop. 36,000
PFAS: 5.6 ppt
Full report →Ansonia
Pop. 18,854
PFAS: 5.5 ppt
Full report →Avon
Pop. 18,932
PFAS: 6 ppt
Full report →Bloomfield
Pop. 21,535
PFAS: 8.4 ppt
Full report →Branford
Pop. 29,438
PFAS: 10 ppt
Full report →Cheshire
Pop. 29,443
PFAS: 4.6 ppt
Full report →Cromwell
Pop. 13,750
PFAS: 11.9 ppt
Full report →Darien
Pop. 20,732
PFAS: 5 ppt
Full report →Derby
Pop. 12,700
PFAS: 6 ppt
Full report →East Haven
Pop. 29,257
PFAS: 8 ppt
Full report →Ellington
Pop. 14,693
PFAS: 9.4 ppt
Full report →Farmington
Pop. 25,000
PFAS: 10.6 ppt
Full report →Greenwich
Pop. 12,942
PFAS: 6.2 ppt
Full report →Guilford
Pop. 22,498
PFAS: 6.5 ppt
Full report →Killingly Center
Pop. 17,282
PFAS: 11.9 ppt
Full report →Ledyard
Pop. 15,212
PFAS: 5.2 ppt
Full report →Madison
Pop. 19,100
PFAS: 6.6 ppt
Full report →Mansfield City
Pop. 26,439
PFAS: 6.9 ppt
Full report →Montville Center
Pop. 20,180
PFAS: 8.9 ppt
Full report →New Canaan
Pop. 19,738
PFAS: 10.2 ppt
Full report →New Fairfield
Pop. 14,126
PFAS: 10.3 ppt
Full report →New London
Pop. 27,179
PFAS: 10.5 ppt
Full report →North Branford
Pop. 14,454
PFAS: 11.2 ppt
Full report →North Haven
Pop. 24,093
PFAS: 11.4 ppt
Full report →Orange
Pop. 13,956
PFAS: 4.8 ppt
Full report →Plainfield
Pop. 15,498
PFAS: 6.8 ppt
Full report →Plainville
Pop. 17,328
PFAS: 6.8 ppt
Full report →Seymour
Pop. 16,562
PFAS: 5.2 ppt
Full report →South Windsor
Pop. 24,412
PFAS: 6.8 ppt
Full report →Southbury
Pop. 19,836
PFAS: 6.8 ppt
Full report →Storrs
Pop. 15,344
PFAS: 8.1 ppt
Full report →Tolland
Pop. 14,891
PFAS: 9.6 ppt
Full report →Wallingford
Pop. 17,712
PFAS: 12 ppt
Full report →Wallingford Center
Pop. 18,209
PFAS: 11.3 ppt
Full report →Waterford
Pop. 19,281
PFAS: 10 ppt
Full report →Westport
Pop. 26,391
PFAS: 5.8 ppt
Full report →Wethersfield
Pop. 26,668
PFAS: 5.9 ppt
Full report →Willimantic
Pop. 17,737
PFAS: 6.5 ppt
Full report →Wilton
Pop. 18,062
PFAS: 6.6 ppt
Full report →Windham
Pop. 23,072
PFAS: 6.7 ppt
Full report →Windsor
Pop. 28,778
PFAS: 6.8 ppt
Full report →Windsor Locks
Pop. 12,498
PFAS: 6.8 ppt
Full report →Wolcott
Pop. 16,639
PFAS: 7 ppt
Full report →