Pilsen vs London
Water hardness comparison — how the two cities differ and what it means for your home.
Pilsen
czech republic
107mg/L
Moderately Hard Water
7.49°e
Medium
Base Unit (CaCO3): 107 mg/LLocal Unit
HarderFull London data →
London
united kingdom
277mg/L
Very Hard Water
19.39°e
Very Hard
Base Unit (CaCO3): 277 mg/LLocal Unit
Side-by-Side Impact
| Impact Area | Pilsen | London |
|---|---|---|
| Limescale buildup | Minimal | Rapid — visible within weeks |
| Boiler/heating risk | Low risk | Annual descaling required |
| Dishwasher salt setting | Low setting (1–2) | Max salt setting (5–7) |
| Skin & hair impact | Low risk | High eczema/dry skin risk |
| Detergent usage | Standard dose | +30–40% more detergent |
Key Findings
Hardness Difference: 170 mg/L
London is significantly harder than Pilsen — a difference that has major household implications. Appliances, boiler warranties, and detergent costs will differ substantially.
Moving from Pilsen to London?
If you're relocating from Pilsen to London, expect visible limescale on taps and shower heads within weeks. You'll need to recalibrate your dishwasher's salt setting, increase kettle descaling frequency, and check your boiler warranty requirements. A shower filter and under-sink scale inhibitor are worth considering immediately.