Hertsmere, England
Hertsmere
Your water is safe
We checked 13 things and found 1 worth knowing about
GoodYour water is safe
We checked 13 things and found 1 worth knowing about
GoodBased on environmental water monitoring, your water in HA7 (Hertsmere) is supplied by Thames Water. Based on the latest data (last sampled 2022-02-04), 13 things were tested with 1 exceeding recommended levels. The overall water quality score for HA7 is 8.3/10.
Last sampled 2022-02-04 · Tap water tests not yet available for Thames Water
This data is over 4 years old. The Environment Agency hasn't sampled near HA7 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 | 0.52 mg/L | 0.5 mg/L | — | Over limit |
Source: Environment Agency
Rivers, groundwater and reservoirs near HA7. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.52 mg/L | 0.5 mg/L | — | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for HA7.