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Ringwood, NJ Tap Water Quality 2026

Water quality report for Ringwood, NJ — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Ringwood's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Ringwood Water Department PWSID: NJ1611002 Updated: 2026 Q2
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PFAS above the federal limit at 4 of 4 sampling points

Lead is 1.70 ppb, 11% of the action level and no violations are open. However, PFAS exceeds the federal limit at 4 of 4 sampling points, running as high as 2.88 times the limit.

F

Ringwood earns an F for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 1.70 ppb — 11% of the federal action level
PFAS above the federal limit at 4 of 4 sampling points
28 violations since 2015, 4 health-based
No violations currently open
Ringwood's lead level vs. all New Jersey community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.70 ppb — 11% of the federal action level
✓ Lower lead than 69% of New Jersey utilities
Population Served
9849
~3195 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
28 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
11% of EPA action level
1.70 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.70 ppb, 11% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Archived
Revised Total Coliform Rule REPORTING FAILURE — — 2025 Unaddressed
E. COLI MONITORING AND REPORTING — 0 2025 Unaddressed
E. COLI MONITORING AND REPORTING — 0 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Archived
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2024 Resolved
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2024 Resolved
Radium-228 MONITORING AND REPORTING — — 2024 Resolved
Radium-226 MONITORING AND REPORTING — — 2024 Resolved
Combined Radium (-226 and -228) MONITORING AND REPORTING — 5 pCi/L 2024 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2024 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2024 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2023 Resolved
Revised Total Coliform Rule OTHER — — 2022 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2021 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2020 Resolved
Public Notice OTHER — — 2020 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2020 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2019 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2019 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

28 violations are on record since 2015, of which 4 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Ringwood Water Department
PWSID NJ1611002
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 9,849
Service connections 3,195
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Ringwood tap water safe to drink? ▼
It meets most federal standards, but PFAS exceeds the federal limit at 4 of 4 sampling points. No violations are currently open. Lead is 1.70 ppb, 11% of the action level.
Does Ringwood water have PFAS? ▼
Yes. PFAS exceeds the federal limit at 4 of 4 sampling points, running as high as 2.88 times the limit. Limits are enforced on a running annual average at each sampling point, not on a single sample.
Who supplies water to Ringwood? ▼
Ringwood Water Department (PWSID NJ1611002), one of 2 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2025-06-23. Inspectors recorded 3 significant deficiencies.

What Should Ringwood Residents Do?

1
Consider a reverse-osmosis filter
Reverse osmosis removes more than 95% of PFAS. Standard carbon pitchers do not.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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