Cheshire · North West

Is Stockport water hard or soft?

Slightly Hard at 104 ppm · 19 postcode districts

Supplier United Utilities
County Cheshire
Postcodes 19

Area average

104

ppm CaCO₃

Slightly Hard

Soft

Moderate

Hard

Very hard

0100200300400+

The average water hardness in Stockport is 104 ppm, classified as slightly hard. Stockport is served by United Utilities, covering 19 postcode districts across Cheshire in the North West region.

Hardness varies across the area — see the table below for a breakdown by postcode district.

By postcode

Water Hardness by Postcode in Stockport

Sorted by hardness — tap a postcode for full details.

Postcode	Water Company	Hardness	PPM	Level
SK9	United Utilities	142	142 ppm	Moderately Hard
SK8	United Utilities	141	141 ppm	Moderately Hard
SK7	United Utilities	140	140 ppm	Moderately Hard
SK6	United Utilities	139	139 ppm	Moderately Hard
SK5	United Utilities	138	138 ppm	Moderately Hard
SK4	United Utilities	137	137 ppm	Moderately Hard
SK3	United Utilities	136	136 ppm	Moderately Hard
SK2	United Utilities	135	135 ppm	Moderately Hard
SK1	United Utilities	134	134 ppm	Moderately Hard
SK23	United Utilities	99	99 ppm	Slightly Hard
SK22	United Utilities	98	98 ppm	Slightly Hard
SK17	United Utilities	70	70 ppm	Slightly Hard
SK16	United Utilities	69	69 ppm	Slightly Hard
SK15	United Utilities	68	68 ppm	Slightly Hard
SK14	United Utilities	67	67 ppm	Slightly Hard
SK13	United Utilities	66	66 ppm	Slightly Hard
SK12	United Utilities	65	65 ppm	Slightly Hard
SK11	United Utilities	64	64 ppm	Slightly Hard
SK10	United Utilities	63	63 ppm	Slightly Hard