Water hardness in Weyburn
159 mg/L hard
Tap water in Weyburn is hard: 159 mg/L (9.3 gpg · 8.9 °dH · 15.8 °fH).
Source: City of Weyburn 2024 Water Treatment System Annual Operating Report, Appendix B (2024) · data checked 2026-11-03
Range across supply zones: 142–192 mg/L.
Weyburn treats surface water from Nickle Lake at its own water treatment plant. The City's 2024 operating report gives a computed average of 158.5 mg/L as CaCO3, with results from 142 to 192 mg/L. This is hard water, and the range shows it is not constant. Expect scale on kettles and water heaters.
Health Canada: hardness above 200 mg/L is considered poor but tolerable; above 500 mg/L unacceptable.
Water data
| Total hardness | 159 mg/L |
|---|---|
| Utility | City of Weyburn (Water Treatment Plant, Nickle Lake surface water) |
How Weyburn compares
- Tap water in Weyburn is 57 % harder than the median of the 254 cities we track in Canada (101 mg/L).
- By hardness it ranks 62 of 254 in Canada (1 = hardest); 76 % of these cities have softer water.
- In Saskatchewan it is number 7 of 7 cities; the regional median is 190 mg/L.
- Nearest city with clearly harder water: Regina, 103 km away (203 mg/L).
Ranking of the hardest and softest water in Canada →
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 Weyburn
| Brand | Setting for this water |
|---|---|
| Bosch | H02 |
| Miele | 9 °dH |
| AEG / Electrolux | 2 |
| Beko | 3rd |
| 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 Weyburn water hard or soft?
It is hard: 159 mg/L as CaCO₃ (9.3 gpg, 8.9 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Weyburn safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Health Canada: hardness above 200 mg/L is considered poor but tolerable; above 500 mg/L unacceptable.
How many grains per gallon is Weyburn water?
9.3 gpg, equal to 8.9 °dH, 15.8 °fH or 159 mg/L calcium carbonate.
What dishwasher salt setting should I use in Weyburn?
For 159 mg/L (8.9 °dH) check your manufacturer's table: level 4–5.
Do I need a water softener in Weyburn?
Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.
Source
Source: City of Weyburn 2024 Water Treatment System Annual Operating Report, Appendix B (2024). Method: computed from supplier's calcium and magnesium. City of Weyburn 2024 Water Treatment System Annual Operating Report, Appendix B · Outdated figure? Tell us