City water profile

Water hardness in Ringwood

Find official utility reports, understand hardness, and check the water system serving your home in Ringwood, New Jersey.

Utility-reported hardness

Not yet available

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State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 1
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.

Ringwood Water Department

NJ1611002 · Surface water · 9,327 people served system-wide

A municipal system, in-state city, and served county all agree with this Census 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: 0.0017 mg/L
Action level: 0.015 mg/L

11% of the listed benchmark

Monitoring period: Jan 1, 2026 to Jun 30, 2026

Violation history (20)

Imported violation history for Ringwood Water Department
Rule	Status	Period
Lead and Copper Rule	Archived	Jul 1, 2025 to Dec 31, 2025
Revised Total Coliform Rule	Unaddressed	Jun 23, 2025
E. COLI	Unaddressed	Jun 17, 2025
E. COLI	Unaddressed	Jun 17, 2025
Lead and Copper Rule	Archived	Jan 1, 2025 to Jun 30, 2025
Lead and Copper Rule	Resolved	Dec 30, 2024 to Apr 7, 2025
Surface Water Treatment RuleHealth-based	Resolved	Oct 1, 2024 to Oct 31, 2024
Surface Water Treatment RuleHealth-based	Resolved	Sep 1, 2024 to Sep 30, 2024
Radium-228	Resolved	Jul 1, 2024 to Sep 30, 2024
Lead and Copper Rule	Resolved	Jul 1, 2024 to Aug 28, 2024
Lead and Copper Rule	Resolved	Jul 1, 2024 to Aug 28, 2024
Combined Radium (-226 and -228)	Resolved	Jul 1, 2024 to Sep 30, 2024
Gross Alpha, Excl. Radon and U	Resolved	Jul 1, 2024 to Sep 30, 2024
Radium-226	Resolved	Jul 1, 2024 to Sep 30, 2024
Lead and Copper Rule	Resolved	Jan 1, 2024 to Jun 30, 2024
Nitrate	Resolved	Jan 1, 2024 to Aug 8, 2024
Lead and Copper Rule	Resolved	Jan 1, 2024 to Jun 30, 2024
Gross Alpha, Excl. Radon and U	Resolved	Oct 1, 2023 to Nov 28, 2023
Revised Total Coliform Rule	Resolved	May 18, 2022 to Aug 4, 2022
Total Haloacetic Acids (HAA5)	Resolved	Jun 1, 2021 to Aug 17, 2021

City summary

What the indexed records say

Ringwood has 1 published ZIP profile across Passaic County. The regional-evidence median is 108 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

Soft0 ZIPs

Moderately hard1 ZIP

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: 3.6 miles
Profiles with evidence: 1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Aug 1, 2016 to Sep 25, 2023.

ZIP directory

Water reports in Ringwood

Open a ZIP for site-level provenance and measurements.

ZIP code

07456

Moderately Hard

108 PPM

Nearest site: 3.6 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 New Jersey communities

Hawthorne

Passaic County

280 PPM median

Roseland

Essex County

108 PPM median

Ridgewood

Bergen County

105 PPM median

Garfield

Bergen County

118 PPM median

Wallington

Bergen County

118 PPM median

Ramsey

Bergen County

96 PPM median

Search all 60 New Jersey cities →

Questions people ask

About water in Ringwood

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.