Water hardness in Whitestown
18.3 gpg very hard
Tap water in Whitestown is very hard: 18.3 gpg (314 mg/L · 17.6 °dH · 31.4 °fH).
Source: Whitestown Municipal Utilities 2022 Consumer Confidence Report (2022) · data checked 2026-10-29
Range across supply zones: 147–487 mg/L.
This figure is over 3 years old; hardness may have changed.
Whitestown Municipal Utilities buys its water from Citizens Water. The 2022 consumer confidence report gives 314 mg/L, in the very hard band, but values range from 147 to 487 mg/L. The wide spread means tap hardness can change a lot between samples. A softener is a common choice at this level.
USGS classes: soft 0–60, moderately hard 61–120, hard 121–180, very hard >180 mg/L.
Water data
| Total hardness | 18.3 gpg |
|---|---|
| Utility | Whitestown Municipal Utilities (water purchased from Citizens Water) |
How Whitestown compares
- Tap water in Whitestown is 103 % harder than the median of the 1372 cities we track in the United States (9.1 gpg).
- By hardness it ranks 214 of 1372 in the United States (1 = hardest); 84 % of these cities have softer water.
- In Indiana it is number 26 of 40 cities; the regional median is 20 gpg.
Ranking of the hardest and softest water in the United States →
What it means at home
- Severe scale: heater elements and washing-machine heaters fail early.
- Detergent use is very high; taps and screens coat within days.
- Dishwasher at maximum salt setting.
- An ion-exchange softener is practically essential; RO for drinking water.
How much salt will you use for softening?
Yes. At this hardness a softener pays for itself through appliance life and detergent.
Descale a coffee machine or kettle about every 1 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Whitestown
| Brand | Setting for this water |
|---|---|
| Bosch | H05 |
| Miele | 18 °dH |
| AEG / Electrolux | 4 |
| Beko | 5th |
| Hoover | S3 |
| LG | H3 |
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 Whitestown water hard or soft?
It is very hard: 314 mg/L as CaCO₃ (18.3 gpg, 17.6 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Whitestown 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 Whitestown water?
18.3 gpg, equal to 17.6 °dH, 31.4 °fH or 314 mg/L calcium carbonate.
What dishwasher salt setting should I use in Whitestown?
For 314 mg/L (17.6 °dH) check your manufacturer's table: maximum level (5–7).
Do I need a water softener in Whitestown?
Yes, unless you are only passing through: scale damages appliances within a few years.
Source
Source: Whitestown Municipal Utilities 2022 Consumer Confidence Report (2022). Method: figure published by the water supplier. Whitestown Municipal Utilities 2022 Consumer Confidence Report · Outdated figure? Tell us