States › New Jersey › Cape May County

Cape May County, NJ Water Quality

Water quality data for 12 public water systems serving Cape May County, New Jersey — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 12 water systems · 16 cities
✅
Excellent — All Systems Performing Well

Water quality across the county is outstanding with minimal violations and very low lead levels.

A

Cape May County Earns a A

Cape May County: 16 communities across 12 water systems. 93.8% have no open violations.

  • Median lead where detected: 3.22 ppb
  • 12 communities with a lead detection, 4 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 1 with significant inspection deficiencies
  • 93.8% of communities have no open violations
3.22 ppb
Median Lead Level
County-wide, 90th percentile
12
Water Systems
Active CWS & NTNCWS
93%
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
  • Middle
    Not detected
    No federal limits exceeded on record
    A
  • Lower
    2.11 ppb
    No federal limits exceeded on record
    A
  • Ocean City
    Not detected
    No federal limits exceeded on record
    A
  • Wildwood
    3.40 ppb
    No federal limits exceeded on record
    A
  • North Wildwood
    3.40 ppb
    No federal limits exceeded on record
    A
⚠ Needs Attention
  • Dennis
    1.26 ppb
    Copper above the 1,300 ppb action level
    D
  • Woodbine
    4.00 ppb
    Copper above the 1,300 ppb action level
    C
  • Sea Isle City
    Not detected
    1 significant inspection deficiency
    A
  • Cape May
    2.57 ppb
    2 health-based violations since 2015
    A
  • Middle
    Not detected
    No federal limits exceeded on record
    A
County Lead Level — Median 3.22 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 3.22 ppb — 21.5% of the federal action level
Systems by Lead Level
Under 5 ppb
12
No Data
4

All Cities in Cape May County

Middle Not detected A
Lower 2.11 ppb A
Ocean City Not detected A
Wildwood 3.40 ppb A
North Wildwood 3.40 ppb A
Wildwood Crest 3.40 ppb A
Cape May 2.57 ppb A
Upper Not detected A
Woodbine 4.00 ppb C
Sea Isle City Not detected A
Avalon 0.85 ppb A
Stone Harbor 3.03 ppb A
West Cape May 2.54 ppb B
West Wildwood 3.40 ppb A
Dennis 1.26 ppb D
Cape May Point 4.40 ppb A
Showing 16 cities
No active violations Active violations

About Cape May County Drinking Water

Cape May County is served by 12 water systems covering 16 communities. 94% have no open violations.

Of the communities reporting lead results, 12 recorded a detection, with a median of 3.22 ppb — 21% of the federal action level. 4 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded significant deficiencies at 1 of them.

Frequently Asked Questions

Is Cape May County tap water safe to drink?▼
94% of communities have no open violation. No community has PFAS above the federal limit on record.
What is the lead level in Cape May County?▼
Among communities with a detection the median is 3.22 ppb, 21% of the 15 ppb action level. 4 reported none detected and 0 reported no result.
How many water systems serve Cape May County?▼
12 community water systems serve 16 communities here.
← Back to New Jersey water quality overview