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Hackney, England
Hackney
Your water is safe
We checked 22 things and found 1 worth knowing about
GoodYour water is safe
We checked 22 things and found 1 worth knowing about
GoodWater hardness: 263 mg/L (very hard)
Hard water — may cause limescale buildup in kettles and pipes
Hard water is costing your home money
Your water is very hard (263 mg/L) — find out if a softener is worth it
Tap water in N15 (Hackney, Hackney) is supplied by Thames Water and scored 8.5 out of 10 for safety based on 22 tested parameters. 1 contaminant exceeded recommended safe levels: Nitrite. Data is from 76 samples collected up to 2025-12-31, sourced from Thames Water via the Stream Water Data Portal.
Last sampled 2025-12-31 · 76 samples
Results from drinking water tests in Hackney.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Nitrite | 0.63 mg/L | 0.5 mg/L | 3 mg/L | Over limit |
Source: Stream Water Data Portal
Limescale reduces boiler efficiency and shortens appliance life. Based on your water hardness (263 mg/L — very hard), a softener could save you £200+/year.
Get a free assessment — we'll tell you if it's worth it and connect you with trusted local installers.
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Learn more about the water quality issues relevant to this area.
Rivers, groundwater and reservoirs near N15. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.632 mg/L | 0.5 mg/L | — | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for N15.