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City water profile

Lincoln Park water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Lincoln Park, New Jersey.

Median indexed hardness

81PPM

One indexed ZIP

Range 81.1–81.1 PPM

State comparison
At state median
State hardness rank
#23 of 60
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Lincoln Park has 1 published ZIP profile across Morris County. The indexed median is 81 PPM, compared with 81 PPM across New Jersey.

Among the 60 New Jerseycities with an indexed median, Lincoln Park ranks #23from highest to lowest. Across all 84 state ZIP profiles, available estimates run from 47to 121.5 PPM.

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
0.8 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 4, 2016 to Jun 9, 2026.

ZIP directory

Water reports in Lincoln Park

Open a ZIP for site-level provenance and measurements.

ZIP code

07035

Moderately Hard

81.1 PPM

Nearest site
0.8 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Lincoln Park Water Dept

PWSID NJ1416001

Surface water
System population served
11,000
Last reported
Jun 30, 2026

A municipal system, in-state city, and served county all agree with this Census ZCTA.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
TTHMNJ1416001Jan 6, 2026Unaddressed
TTHMNJ1416001Jan 1, 2026Archived · health-based
Lead and Copper RuleNJ1416001Oct 1, 2025Unaddressed
TTHMNJ1416001Oct 1, 2025Archived · health-based
TTHMNJ1416001Oct 1, 2025Archived · health-based
Surface Water Treatment RuleNJ1416001Aug 1, 2025Resolved · health-based
TTHMNJ1416001Jul 1, 2025Archived · health-based
TTHMNJ1416001Mar 19, 2025Resolved
Consumer Confidence RuleNJ1416001Oct 1, 2024Resolved
TTHMNJ1416001Apr 8, 2024Resolved

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Lincoln Park

Is the water hard?

The indexed city median is 81 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

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.