County Water Quality Comparison
Compare water quality across all Jersey Shore counties. See which areas have the cleanest beaches based on 5 years of monitoring data.
Overall Summary
4
Counties
268
Stations
97%
Excellent/Good
8
Avg CFU
Side-by-Side Comparison
| County | Stations | Excellent/Good | Avg CFU | 2025 Advisories | Rating Distribution |
|---|---|---|---|---|---|
| Atlantic CountyBest | 50 | 100% | 6 | 3 | |
| Cape May County | 88 | 99% | 5 | 20 | |
| Monmouth County | 63 | 95% | 8 | 30 | |
| Ocean County | 66 | 94% | 15 | 37 |
County Details
Atlantic County
50 monitoring stations
48
Excellent2
Good0
Fair0
PoorQuality Score
100%
Avg Bacteria
6 CFU
2025 Advisories
3
Cape May County
88 monitoring stations
73
Excellent14
Good1
Fair0
PoorQuality Score
99%
Avg Bacteria
5 CFU
2025 Advisories
20
Monmouth County
63 monitoring stations
48
Excellent12
Good2
Fair1
PoorQuality Score
95%
Avg Bacteria
8 CFU
2025 Advisories
30
Ocean County
66 monitoring stations
52
Excellent10
Good2
Fair2
PoorQuality Score
94%
Avg Bacteria
15 CFU
2025 Advisories
37
County Trends Comparison
Average bacteria levels (CFU/100mL) by county over 5 years. Lower values indicate cleaner water.
Key Insights
- ✓Atlantic County leads with 100% of stations rated excellent or good
- ✓Overall, 97% of all Jersey Shore beaches meet high water quality standards
- ✓Average bacteria levels across all counties are well below the EPA threshold of 104 CFU/100mL
- !Always check conditions after heavy rainfall, regardless of overall rating