Water hardness in Geneva
7.6 gpg hard
Tap water in Geneva is hard: 7.6 gpg (130 mg/L · 7.3 °dH · 13 °fH).
Source: City of Geneva Annual Drinking Water Quality Report for 2024 (2015) · data checked 2026-10-29
This figure is over 3 years old; hardness may have changed.
Geneva, New York, is served by the City of Geneva Water Treatment Plant. The city's annual drinking water quality report gives a hardness of 130.1 mg/L as CaCO₃, which is hard by USGS classes. The hardness figure itself is dated 2015, so it may not reflect current conditions.
USGS classes: soft 0–60, moderately hard 61–120, hard 121–180, very hard >180 mg/L.
Water data
| Total hardness | 7.6 gpg |
|---|---|
| Utility | City of Geneva Water Treatment Plant |
How Geneva compares
- Tap water in Geneva is 16 % softer than the median of the 1372 cities we track in the United States (9.1 gpg).
- By hardness it ranks 824 of 1372 in the United States (1 = hardest); 40 % of these cities have softer water.
- In New York it is number 4 of 16 cities; the regional median is 5.2 gpg.
Ranking of the hardest and softest water in the United States →
What it means at home
- Fast scale on taps, shower screens and kettle; white spots on glassware.
- Water heater: efficiency loss and element failures within years if unprotected.
- Dry skin and dull hair after showering are common.
- Softener recommended; jug or reverse osmosis for drinking.
How much salt will you use for softening?
Recommended, especially with a heater or boiler: scale cuts efficiency and shortens its life.
Descale a coffee machine or kettle about every 2 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Geneva
| Brand | Setting for this water |
|---|---|
| Bosch | H01 |
| Miele | 7 °dH |
| AEG / Electrolux | 2 |
| Beko | 2nd |
| Hoover | S1 |
| LG | H2 |
From each brand's manual for the model family named in the source; your model may differ, so check its manual. All brands and how to change the setting →
FAQ
Is Geneva water hard or soft?
It is hard: 130 mg/L as CaCO₃ (7.6 gpg, 7.3 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Geneva safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. USGS classes: soft 0–60, moderately hard 61–120, hard 121–180, very hard >180 mg/L.
How many grains per gallon is Geneva water?
7.6 gpg, equal to 7.3 °dH, 13 °fH or 130 mg/L calcium carbonate.
What dishwasher salt setting should I use in Geneva?
For 130 mg/L (7.3 °dH) check your manufacturer's table: level 4–5.
Do I need a water softener in Geneva?
Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.
Source
Source: City of Geneva Annual Drinking Water Quality Report for 2024 (2015). Method: figure published by the water supplier. City of Geneva Annual Drinking Water Quality Report for 2024 · Outdated figure? Tell us