Water hardness in Gunbower
24 mg/L soft
Tap water in Gunbower is soft: 24 mg/L (1.4 gpg · 1.3 °dH · 2.4 °fH).
Source: Coliban Water, Water hardness by location (CWM097, 2026-05) (2026-05) · data checked 2026-10-21
Australian Drinking Water Guidelines: aesthetic target ≤ 200 mg/L CaCO₃.
Water data
| Total hardness | 24 mg/L |
|---|---|
| Utility | Coliban Water |
How Gunbower compares
- Tap water in Gunbower is 72 % softer than the median of the 307 cities we track in Australia (85 mg/L).
- By hardness it ranks 288 of 307 in Australia (1 = hardest); 6 % of these cities have softer water.
- In Victoria it is number 32 of 46 cities; the regional median is 66 mg/L.
- Nearest city with clearly softer water: Echuca, 40 km away (17 mg/L).
- Nearest city with clearly harder water: Pyramid Hill, 25 km away (37 mg/L).
Ranking of the hardest and softest water in Australia →
What it means at home
- Little or no limescale in kettles, water heaters or washing machines.
- Soap lathers easily; water does not dry skin or hair.
- Dishwasher: salt setting at minimum or off.
- No softener needed; a jug filter only changes taste.
How much salt will you use for softening?
No. Water this soft does not need softening.
Descale a coffee machine or kettle about every 6 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Gunbower
| Brand | Setting for this water |
|---|---|
| Bosch | H00 |
| Miele | 1 °dH |
| AEG / Electrolux | 1 |
| Beko | 1st |
| Hoover | S0 |
| LG | H0 |
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 Gunbower water hard or soft?
It is soft: 24 mg/L as CaCO₃ (1.4 gpg, 1.3 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Gunbower safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Australian Drinking Water Guidelines: aesthetic target ≤ 200 mg/L CaCO₃.
How many grains per gallon is Gunbower water?
1.4 gpg, equal to 1.3 °dH, 2.4 °fH or 24 mg/L calcium carbonate.
What dishwasher salt setting should I use in Gunbower?
For 24 mg/L (1.3 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Gunbower?
No. With soft water a softener adds nothing.
Source
Source: Coliban Water, Water hardness by location (CWM097, 2026-05) (2026-05). Method: figure published by the water supplier. Coliban Water, Water hardness by location (CWM097, 2026-05) · Outdated figure? Tell us