Dover vs Nashua Water Quality
Side-by-side water quality comparison for two New Hampshire cities.
If you are comparing Dover and Nashua water quality - whether moving, choosing between the two, or curious about a relative's water - here is what the data shows.
Hardness comparison
Dover has somewhat harder water at 30 PPM versus Nashua at 28 PPM, a difference of 2 PPM. Nashua residents generally do not need any water softening equipment.
Water sources and why they differ
Water sources differ: Dover draws from Bellamy Reservoir, while Nashua uses Pennichuck Brook & wells. Both use similar source types, but local geology creates the hardness variation.
What this means for you
Not sure what your specific situation needs? Take the quiz to get a recommendation based on your water data, budget, and household size.
| Metric | Dover | Nashua |
|---|---|---|
| Hardness | 30 PPM | 28 PPM |
| GPG | 1.8 | 1.6 |
| TDS | 40 PPM | 35 PPM |
| PFAS | 0 ppt | 0 ppt |
| Lead | 1 ppb | 2 ppb |
| Chlorine | 1.2 mg/L | 0.8 mg/L |
| Level | Slightly Hard | Slightly Hard |
FAQ
Which has harder water, Dover or Nashua?
Dover has harder water at 30 PPM compared to Nashua at 28 PPM. That is a difference of 2 PPM.
Do I need a water softener if I move from Nashua to Dover?
Probably not. At 30 PPM, the water is manageable without a softener for most homes.
Is Nashua water safe to drink?
Nashua water meets EPA safety standards. No contaminants exceed health guidelines in our data.