Water hardness in Rhode Island

Typical Rhode Island tap water
42mg/L
2.5gpg
Soft

Population-weighted middle value across 13 Rhode Island cities in the dataset

People with hard or very hard water
0%
Hardest
East Providence 50
Softest
Tiverton 7

We have hardness numbers for 12 Rhode Island cities; 3 of them are county estimates rather than utility figures. Each city page adds the water system's EPA violation record and a softener size for a typical household.

Every Rhode Island city on the hardness scale
SoftModerately hardHardVery hard060120180240300360+Providence: 42 mg/LCranston: 23 mg/LWarwick: 42 mg/LEast Providence: 50 mg/LWoonsocket: 23 mg/LNewport: 42 mg/LCentral Falls: 23 mg/LWesterly: 41 mg/LNewport East: 42 mg/LWakefield-Peace Dale: 44 mg/LTiverton: 7 mg/LKingston: 44 mg/LProvidenceWarwickWesterlySoftMod.HardVery hard060120180240300360+Providence: 42 mg/LCranston: 23 mg/LWarwick: 42 mg/LEast Providence: 50 mg/LWoonsocket: 23 mg/LNewport: 42 mg/LCentral Falls: 23 mg/LWesterly: 41 mg/LNewport East: 42 mg/LWakefield-Peace Dale: 44 mg/LTiverton: 7 mg/LKingston: 44 mg/LProvidence

Dot size follows population. Tap a dot for the city page.

12Soft
0Moderately hard
0Hard
0Very hard

Hardest water in Rhode Island

  1. East Providence50
  2. Wakefield-Peace Dale44
  3. Kingston44
  4. Providence42
  5. Warwick42
  6. Newport42
  7. Newport East42
  8. Westerly41

Softest water in Rhode Island

  1. Tiverton7
  2. Central Falls23
  3. Woonsocket23
  4. Cranston23
  5. Westerly41
  6. Newport East42
  7. Newport42
  8. Warwick42

All cities in Rhode Island

Citymg/LgpgClassDataEPA health violations
Providence422.5SoftUtility report1
Cranston231.3SoftCounty estimate1
Warwick422.5SoftUtility report0
East Providence502.9SoftUtility report3
Woonsocket231.3SoftCounty estimate1
Newport422.4SoftUtility report0
Central Falls231.3SoftCounty estimate0
Westerly412.4SoftUtility report0
Newport East422.5SoftUtility report0
Wakefield-Peace Dale442.6SoftUtility report6
Tiverton70.4SoftUtility report1
Kingston442.6SoftUtility report0

Questions

Is Rhode Island water hard?

The typical Rhode Island resident gets about 42 mg/L (2.5 gpg), which is soft. About 0% of people in the cities we track have hard or very hard water.

Which city in Rhode Island has the hardest water?

Among 12 cities with pages here, East Providence is highest at 50 mg/L.

Which city in Rhode Island has the softest water?

Tiverton, at 7 mg/L.

Other states

Hardness data: TapWaterData US Water Hardness, CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.