City water profile

Water hardness in Tiverton

Find official utility reports, understand hardness, and check the water system serving your home in Tiverton, Rhode Island.

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 6
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

North Tiverton Fire District

RI1592018 · Surface water · 8,969 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.001 mg/L
Action level: 0.015 mg/L

7% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Tiverton Water Authority, Town Hall

RI1900042 · Surface water · 3,213 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.003 mg/L
Action level: 0.015 mg/L

20% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Stone Bridge Fire District

RI1615619 · Surface water · 2,793 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.005 mg/L
Action level: 0.015 mg/L

33% of the listed benchmark

Monitoring period: Jan 1, 2011 to Dec 31, 2011

Violation history (30)

Imported violation history for Stone Bridge Fire District
Rule	Status	Period
CARBON, TOTAL	Resolved	Jan 1, 2025 to Mar 31, 2025
Total Haloacetic Acids (HAA5)	Resolved	Oct 1, 2024 to Dec 31, 2024
TTHM	Resolved	Oct 1, 2024 to Dec 31, 2024
CARBON, TOTAL	Resolved	Sep 1, 2024 to Sep 30, 2024
Public Notice	Resolved	Feb 20, 2024 to Apr 10, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 11, 2024 to Mar 21, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 11, 2024 to Mar 21, 2024
TTHM	Resolved	Jan 1, 2024 to Mar 31, 2024
CARBON, TOTAL	Resolved	Jan 1, 2024 to Mar 31, 2024
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2024 to Mar 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2024 to Jan 31, 2024
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-based	Resolved	Dec 17, 2023 to Feb 12, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Dec 1, 2023 to Dec 31, 2023
CARBON, TOTAL	Resolved	Oct 1, 2023 to Dec 31, 2023
TTHM	Resolved	Oct 1, 2023 to Dec 31, 2023
Total Haloacetic Acids (HAA5)	Resolved	Oct 1, 2023 to Dec 31, 2023
Chlorine	Resolved	Oct 1, 2023 to Dec 31, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Aug 10, 2023 to Aug 15, 2023
TTHM	Resolved	Jul 1, 2023 to Sep 30, 2023
Total Haloacetic Acids (HAA5)	Resolved	Jul 1, 2023 to Sep 30, 2023
Chlorine	Resolved	Jul 1, 2023 to Sep 30, 2023
CARBON, TOTAL	Resolved	Jul 1, 2023 to Sep 30, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Jul 1, 2023 to Jul 31, 2023
Public Notice	Resolved	Jun 17, 2023 to Dec 14, 2023
Total Haloacetic Acids (HAA5)	Resolved	Apr 1, 2023 to Jun 30, 2023
TTHM	Resolved	Apr 1, 2023 to Jun 30, 2023
CARBON, TOTAL	Resolved	Jan 1, 2023 to Mar 31, 2023
CARBON, TOTAL	Resolved	Jan 1, 2023 to Mar 31, 2023
Lead and Copper Rule	Resolved	Dec 30, 2022 to May 30, 2023
CARBON, TOTAL	Resolved	Jan 1, 2022 to Mar 31, 2022

Heritage Park Home Co-Operative

RI2051311 · Groundwater · 60 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.003 mg/L
Action level: 0.015 mg/L

20% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (1)

Imported violation history for Heritage Park Home Co-Operative
Rule	Status	Period
Consumer Confidence Rule	Resolved	Jul 1, 2025 to Jul 2, 2025

Four Seasons Mhp Co-Op Assn.

RI2980001 · Groundwater · 40 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.005 mg/L
Action level: 0.015 mg/L

33% of the listed benchmark

Monitoring period: Jan 1, 2008 to Dec 31, 2010

Violation history (1)

Imported violation history for Four Seasons Mhp Co-Op Assn.
Rule	Status	Period
Lead and Copper Rule	Resolved	Dec 30, 2021 to Feb 9, 2022

Lawrence Sunset Cove Association

RI2980003 · Groundwater · 36 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 8.0e-4 mg/L
Action level: 0.015 mg/L

5% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2023

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

City summary

What the indexed records say

Tiverton has 1 published ZIP profile across Newport County. The regional-evidence median is 46 PPM. The city does not meet the stricter comparison standard.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 16 miles
Profiles with evidence: 1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Aug 1, 2016 to May 27, 2026.

ZIP directory

Water reports in Tiverton

Open a ZIP for site-level provenance and measurements.

ZIP code

02878

Soft

46.2 PPM

Nearest site: 16 mi
Confidence: Moderate

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Rhode Island communities

Newport

Newport County

23 PPM median

Charlestown

Washington County

54 PPM median

Woonsocket

Providence County

33 PPM median

Hopkinton

Washington County

62 PPM median

Westerly

Washington County

66 PPM median

Pawtucket

Providence County

22 PPM median

Search all 12 Rhode Island cities →

Questions people ask

About water in Tiverton

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.