Barnet, England
Barnet
Your water is mostly fine
We checked 10 things and found 3 worth knowing about
FairYour water is mostly fine
We checked 10 things and found 3 worth knowing about
FairBased on environmental water monitoring, your water in NW7 (Barnet) is supplied by Thames Water. Based on the latest data (last sampled 2006-04-05), 10 things were tested with 3 exceeding recommended levels. The overall water quality score for NW7 is 6.4/10.
Last sampled 2006-04-05 · Tap water tests not yet available for Thames Water
This data is over 20 years old. The Environment Agency hasn't sampled near NW7 recently. Scores reflect the most recent available data.
Here’s what government tests found in water near you.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 1.68 mg/L | 0.5 mg/L | — | Over limit |
| Fluoride | 1.33 mg/L | 1.5 mg/L | 1.5 mg/L | Watch |
| Iron | 0.29 mg/L | 0.2 mg/L | 0.3 mg/L | Over limit |
Source: Environment Agency
3 contaminants flagged in NW7. These filters are matched to what was found in your water.

Our pick for NW7
Waterdrop G3P600 Reverse Osmosis
Under-Sink · NSF/ANSI 58, NSF/ANSI 372
The Waterdrop G3P600 Reverse Osmosis is certified to remove Fluoride, which was flagged in NW7. Fits under your kitchen sink for filtered water on tap.
Removes from your water
£399
Recommendations matched to your area's water data, not sponsorship. We may earn a commission at no extra cost to you. Affiliate disclosure · Full filter guide
Rivers, groundwater and reservoirs near NW7. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 1.68 mg/L | 0.5 mg/L | — | Over limit |
| Fluoride | 1.33 mg/L | 1.5 mg/L | 1.5 mg/L | Watch |
| Iron | 0.29 mg/L | 0.2 mg/L | 0.3 mg/L | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for NW7.