Oldham, England
Oldham
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 OL6 (Oldham) is supplied by United Utilities. Based on the latest data (last sampled 2024-12-22), 16 things were tested with 0 exceeding recommended levels. The overall water quality score for OL6 is 9.2/10.
Last sampled 2024-12-22 · 2,011 samples
This data is 15 months old. Newer data may be available soon.
Results from drinking water tests in Oldham.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| Aluminium | 0.0349 mg/L | 0.2 mg/L | — | Safe |
| Iron | 0.029 mg/L | 0.2 mg/L | 0.3 mg/L | Safe |
| Manganese | 0.00705 mg/L | 0.05 mg/L | 0.08 mg/L | Safe |
| Copper | 0.0000104 mg/L | 2 mg/L | 2 mg/L | Safe |
| Nickel | 0.0021 mg/L | 0.02 mg/L | 0.07 mg/L | Safe |
| Lead | 0.00055 mg/L | 0.01 mg/L | 0.01 mg/L | Safe |
Source: Stream Water Data Portal
General-purpose filters for common UK tap water concerns.

Our pick for OL6
BRITA Marella XL + MAXTRA PRO
Jug Filter · TUV SUD
A solid all-round filter for OL6. 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 OL6. This is environmental monitoring — not your tap water.
| Substance | Found | Safe Level | WHO Safe Level | Status |
|---|---|---|---|---|
| pH | 7.18 pH | — | — | Safe |
| Temperature | 6.1 °C | — | — | Safe |
| Conductivity | 230 µS/cm | — | — | Safe |
| Ammonia | 0 mg/L | 0.5 mg/L | — | Safe |
| Nitrate | 1.6 mg/L | 50 mg/L | 50 mg/L | Safe |
| Nitrite | 0.014 mg/L | 0.5 mg/L | 3 mg/L | Safe |
Source: Environment Agency
We'll email you when water quality data changes for OL6.