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Hudson County, NJ Water Quality

Water quality data for 7 public water systems serving Hudson County, New Jersey — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 7 water systems · 12 cities
⚠️
Caution Advised — Some Systems Need Attention

Some systems have elevated lead levels or active violations. Check your specific city below.

C

Hudson County Earns a C

Hudson County: 12 communities across 7 water systems. 100.0% have no open violations.

  • Median lead where detected: 11.00 ppb
  • 11 communities with a lead detection, 1 reporting none detected
  • 8 communities with PFAS above the federal limit
  • 1 with significant inspection deficiencies
  • 100.0% of communities have no open violations
11 ppb
Median Lead Level
County-wide, 90th percentile
7
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Bayonne
    4.50 ppb
    No federal limits exceeded on record
    A
  • Hoboken
    2.19 ppb
    No federal limits exceeded on record
    B
  • East Newark
    3.17 ppb
    No federal limits exceeded on record
    B
  • Kearny
    2.82 ppb
    1 health-based violation since 2015
    B
  • Harrison
    Not detected
    PFAS above the limit at 1 of 1 sampling points
    B
⚠ Needs Attention
  • Jersey City
    5.55 ppb
    PFAS above the limit at 1 of 1 sampling points
    D
  • North Bergen
    11.00 ppb
    PFAS above the limit at 3 of 3 sampling points
    D
  • Union City
    11.00 ppb
    PFAS above the limit at 3 of 3 sampling points
    D
  • West New York
    11.00 ppb
    PFAS above the limit at 3 of 3 sampling points
    D
  • Secaucus
    11.00 ppb
    PFAS above the limit at 3 of 3 sampling points
    D
County Lead Level — Median 11 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 11 ppb — 73.3% of the federal action level
Systems by Lead Level
Under 5 ppb
4
5 – 10 ppb
1
10 – 15 ppb
6
No Data
1

All Cities in Hudson County

Jersey City 5.55 ppb D
Bayonne 4.50 ppb A
North Bergen 11.00 ppb D
Union City 11.00 ppb D
West New York 11.00 ppb D
Kearny 2.82 ppb B
Hoboken 2.19 ppb B
Secaucus 11.00 ppb D
Harrison Not detected B
Weehawken 11.00 ppb D
Guttenberg 11.00 ppb D
East Newark 3.17 ppb B
Showing 12 cities
No active violations Active violations

About Hudson County Drinking Water

Hudson County is served by 7 water systems covering 12 communities. No community here has an open violation on record.

Of the communities reporting lead results, 11 recorded a detection, with a median of 11.00 ppb — 73% of the federal action level. 1 reported none detected, which means below the laboratory limit rather than an absence of lead.

8 of 12 communities have PFAS above the limits EPA set in 2024, measured as a running annual average at each sampling point. State inspectors recorded significant deficiencies at 1 of them.

Frequently Asked Questions

Is Hudson County tap water safe to drink?▼
No community in Hudson County has an open violation on record. 8 of 12 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Hudson County?▼
Among communities with a detection the median is 11.00 ppb, 73% of the 15 ppb action level. 1 reported none detected and 0 reported no result.
How many water systems serve Hudson County?▼
7 community water systems serve 12 communities here.
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