Bayonne Water Hardness & Quality Report (2026)
Water Hardness
10.7 grains per gallon
Source
reservoir
pH Level
8.3
neutral = 7.0
Lead
0.009 mg/L
✓ Below action level
TDS
493.2 mg/L
Est. Daily Cost
$0.49
energy & soap waste
Source: USGS Water Quality Portal · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In Bayonne, your appliances are currently losing 24% efficiency due to mineral buildup.
| Appliance | In Bayonne | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 3.5 yrs | 8.5 yrs | -59% |
| Washing Machine | 6.8 yrs | 12 yrs | -43% |
| Water Heater | 8.3 yrs | 15 yrs | -45% |
Regional Water Comparison
How Bayonne compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Bayonne, New Jersey | 183.5 mg/L | 13.2 ppt | 🔴 Very Hard | reservoir |
| Port Richmond, New York | 82.5 mg/L | 4.1 ppt | 🟡 Moderately Hard | reservoir |
| Mariners Harbor, New York | 160 mg/L | 7.7 ppt | 🟠 Hard | reservoir |
| Graniteville, New York | 79 mg/L | 3.9 ppt | 🟡 Moderately Hard | reservoir |
| Emerson Hill, New York | 83.5 mg/L | 4.1 ppt | 🟡 Moderately Hard | reservoir |
National Benchmark
How Bayonne compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Bayonne | 183.5 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Bayonne's Water Unique?
Local geology and source profile
Bayonne, New Jersey, the southernmost city in Hudson County on a peninsula between Newark Bay and Upper New York Bay (adjacent to the Bayonne Bridge) — draws its municipal water supply from the Passaic Valley Water Commission (PVWC) treating Passaic River and Wanaque Reservoir water for Hudson County distribution, including the Bayonne municipal distribution network. Bayonne is at the southern tip of the Hudson County peninsula. Water hardness in Bayonne measures 183.5 mg/L — classified as hard.
Bayonne's hard supply reflects the Hudson County urban distribution network's aged infrastructure. Bayonne is a densely built pre-war industrial city — the Bayonne water distribution network dates primarily from the 1880s–1930s period of Bayonne's industrial peak as a Standard Oil, Tidewater, and Port Jersey hub. The aged cast-iron distribution mains serving Bayonne's dense residential blocks accumulate substantial mineral content from the moderately hard Passaic Valley source. The PVWC serves Hudson County through a long transmission from the Passaic Valley treatment facility, and the southernmost Bayonne zone represents the greatest transmission distance and oldest pipe vintage in the Hudson County system, producing the 183.5 mg/L hard supply.
At 183.5 mg/L, Bayonne residents face regular hard water challenges. Scale deposits form on faucet aerators, showerheads, and appliances within weeks — monthly descaling with citric acid solution is standard maintenance. Passaic Valley Water Commission consistently delivers water meeting all New Jersey DEP and EPA Safe Drinking Water Act requirements.
Geology & Source: River supply from the Passaic River and Wanaque Reservoir via the Passaic Valley Water Commission (PVWC) Hudson County distribution — the densely urban Hudson County peninsula supply grid; hard supply at 183.5 mg/L in Hudson County — reflecting the aged Hudson County urban distribution infrastructure on the New Jersey peninsula between Newark Bay and New York Bay.