According to TapWater.uk's analysis, Stockport scores 9.4/10 for drinking water quality in 2026. Water is supplied by United Utilities and has been tested for 16 contaminants across 8 postcode districts.
9.4 / 10
8 areas tested · 0 flagged · UK average 9.0
Yes, Stockport tap water is safe to drink. Based on 8 areas tested, Stockport has an average water quality score of 9.4/10 (above the UK average of 9.0/10). No contaminants were found above recommended levels. Water is supplied by United Utilities. United Utilities serves Stockport from Peak District reservoirs including Longdendale and Kinder.
All postcode districts in Stockport, ranked by water quality score.
43mg of limescale minerals in every litre, on average across Stockport
From 27 mg/L in SK5 to 72 mg/L in SK6. Hard starts at 180, very hard at 250.
Main water supplier: United Utilities (8 postcodes)
None of the 5 rivers and waters that Stockport drains into is rated good by the Environment Agency. All of them fail the chemical test, as every river in England does, because of long-lasting pollutants such as mercury and PFOS. This describes the rivers, not your tap water.
| River or water | Ecological health | Postcode districts |
|---|---|---|
| Micker Brook | Poor | SK7, SK8 |
| Goyt (Etherow to Mersey) | Poor | SK6 |
| Mersey (upstream of Manchester Ship Canal) | Moderate | SK1, SK3, SK4 |
| Poise Brook | Moderate | SK2 |
| Tame (Swineshaw Brook to Mersey) | Moderate | SK5 |
Environment Agency classification, 2025. River health across England
Taste, chlorine and hardness bother people even where the water passes its tests. These are the three fixes our readers pick most: a jug for drinking water, a shower filter, and a reverse osmosis unit that needs no plumbing. Check your own postcode above to see which one your water needs.
The jug for cleaner drinking water
ZeroWater 12-Cup Ready-Pour
Jug Filter · NSF/ANSI 53, NSF/ANSI 401
Typical price
£40approx.
Affiliate link: we may earn a commission at no extra cost to you.
For dry skin and hair after a shower
Jolie Filtered Showerhead
Shower Filter
Typical price
£85approx.
Affiliate link: we may earn a commission at no extra cost to you.
Reverse osmosis without a plumber
Osmio Zero 2.0 Countertop RO
Reverse Osmosis
Typical price
£495approx.
Affiliate link: we may earn a commission at no extra cost to you.
Affiliate link: we may earn a commission at no extra cost to you. How recommendations are funded
Yes, Stockport tap water is generally safe to drink. Across 8 areas tested, the average water quality score is 9.4/10. United Utilities serves Stockport from Peak District reservoirs including Longdendale and Kinder.
Yes, you can drink tap water in Stockport. It is regulated to UK drinking water standards, and across 8 tested areas the average water quality score is 9.4/10. Enter your postcode for the readings in your exact area.
No contaminants were flagged above recommended levels across Stockport. All tested areas passed on the parameters measured.
Water in Stockport has an average hardness of 43 mg/L CaCO₃, which is classified as soft. It ranges from 27 mg/L in SK5 to 72 mg/L in SK6. Soft water is gentle on appliances and skin.
The areas with the best water quality in Stockport are SK8 (9.5/10), SK2 (9.4/10), SK3 (9.4/10).
Water in Stockport is supplied by United Utilities. United Utilities serves Stockport from Peak District reservoirs including Longdendale and Kinder.
No PFAS (forever chemicals) have been detected in any of the 8 areas tested in Stockport.
Free live water quality widget for SK8: paste these two lines anywhere on your page. It stays up to date by itself and credits TapWater.uk automatically.
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<script src="https://www.tapwater.uk/widget.js" async></script>Get a detailed water quality report for your exact area in Stockport.
Based on water quality data from 8 postcode districts in Stockport. Data from your water company via the Stream Water Data Portal and the Environment Agency. See our methodology for how scores are calculated.