Water Hardness in Oldham

Greater Manchester, North West • 16 postcode districts

Soft

The average water hardness in Oldham is 57 ppm, classified as soft. Oldham is served by United Utilities, covering 16 postcode districts across Greater Manchester in the North West region.

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

Water Hardness by Postcode in Oldham

Postcode	Water Company	Hardness	PPM	Level
OL16	United Utilities	69 ppm	69 ppm	Slightly Hard
OL15	United Utilities	68 ppm	68 ppm	Slightly Hard
OL14	United Utilities	67 ppm	67 ppm	Slightly Hard
OL13	United Utilities	66 ppm	66 ppm	Slightly Hard
OL12	United Utilities	65 ppm	65 ppm	Slightly Hard
OL11	United Utilities	64 ppm	64 ppm	Slightly Hard
OL10	United Utilities	63 ppm	63 ppm	Slightly Hard
OL9	United Utilities	54 ppm	54 ppm	Soft
OL8	United Utilities	53 ppm	53 ppm	Soft
OL7	United Utilities	52 ppm	52 ppm	Soft
OL6	United Utilities	51 ppm	51 ppm	Soft
OL5	United Utilities	50 ppm	50 ppm	Soft
OL4	United Utilities	49 ppm	49 ppm	Soft
OL3	United Utilities	48 ppm	48 ppm	Soft
OL2	United Utilities	47 ppm	47 ppm	Soft
OL1	United Utilities	46 ppm	46 ppm	Soft

Water Companies Serving Oldham

United Utilities

Average hardness: 77 ppm (Slightly Hard) • 242 postcodes served

Get Water Hardness Updates

Be notified when your water company reports changes to hardness levels.