AquaScaleEurope

Andorra la Vella vs London

Water hardness comparison — how the two cities differ and what it means for your home.

Andorra la Vella

andorra

145mg/L

Hard Water

10.15°e
Hard
Base Unit (CaCO3): 145 mg/LLocal Unit
Full Andorra la Vella data →
Harder

London

united kingdom

277mg/L

Very Hard Water

19.39°e
Very Hard
Base Unit (CaCO3): 277 mg/LLocal Unit
Full London data →

Side-by-Side Impact

Impact AreaAndorra la VellaLondon
Limescale buildupModerate — monthly descalingRapid — visible within weeks
Boiler/heating riskMonitor annuallyAnnual descaling required
Dishwasher salt settingHigh salt setting (3–5)Max salt setting (5–7)
Skin & hair impactLow riskHigh eczema/dry skin risk
Detergent usage+15–25% more+30–40% more detergent

Key Findings

Hardness Difference: 132 mg/L

London is significantly harder than Andorra la Vella — a difference that has major household implications. Appliances, boiler warranties, and detergent costs will differ substantially.

Moving from Andorra la Vella to London?

If you're relocating from Andorra la Vella 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.

Compare With Other Cities