Lancaster, England
Lancaster
Your water is safe
We checked 16 things and found nothing to worry about
ExcellentYour water is safe
We checked 16 things and found nothing to worry about
ExcellentBased on drinking water tests, your water in LA4 (Lancaster) is supplied by United Utilities. Based on the latest data (last sampled 2024-12-31), 16 things were tested with 0 exceeding recommended levels. The overall water quality score for LA4 is 9.4/10.
Last sampled 2024-12-31 · 1,851 samples
This data is 15 months old. Newer data may be available soon.
Results from drinking water tests in Lancaster.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Aluminium | 0.00871 mg/L | 0.2 mg/L | — | Safe |
| Iron | 0.007 mg/L | 0.2 mg/L | 0.3 mg/L | Safe |
| Turbidity | 0.24 NTU | 4 NTU | 4 NTU | Safe |
| Manganese | 0.00045 mg/L | 0.05 mg/L | 0.08 mg/L | Safe |
| Bromate | 0.0007 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
| Trihalomethanes | 0.0337 mg/L | 0.1 mg/L | — | Safe |
Source: Stream Water Data Portal
General-purpose filters for common UK tap water concerns.

Our pick for LA4
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for LA4. 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 LA4. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Ammonia | 0.827 mg/L | 0.5 mg/L | — | Over limit |
Source: Environment Agency
We'll email you when water quality data changes for LA4.