North Lincolnshire, England
North Lincolnshire
Your water is safe
We checked 17 things and found nothing to worry about
GoodYour water is safe
We checked 17 things and found nothing to worry about
GoodBased on environmental water monitoring, your water in DN40 (North Lincolnshire) is supplied by Unknown. Based on the latest data (last sampled 2011-06-10), 17 things were tested with 0 exceeding recommended levels. The overall water quality score for DN40 is 8.5/10.
Last sampled 2011-06-10 · Tap water tests not yet available for Unknown
This data is over 15 years old. The Environment Agency hasn't sampled near DN40 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 |
|---|---|---|---|---|
| pH | 7.96 pH | — | — | Safe |
| Temperature | 16 °C | — | — | Safe |
| Conductivity | 720 µS/cm | — | — | Safe |
| Ammonia | 0.033 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 10 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.0277 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Environment Agency
General-purpose filters for common UK tap water concerns.

Our pick for DN40
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for DN40. Removes Chlorine, Lead, Copper and more. No installation needed.
£25
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 DN40. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 7.96 pH | — | — | Safe |
| Temperature | 16 °C | — | — | Safe |
| Conductivity | 720 µS/cm | — | — | Safe |
| Ammonia | 0.033 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 10 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.0277 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Environment Agency
We'll email you when water quality data changes for DN40.