WaterWater Hardness in Chester
Cheshire, North West • 24 postcode districts
Slightly Hard
The average water hardness in Chester is 62 ppm, classified as slightly hard. Chester is served by United Utilities, covering 24 postcode districts across Cheshire 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 Chester
| Postcode | Water Company | Hardness | PPM | Level |
|---|---|---|---|---|
| CH66 | United Utilities | 113 ppm | Slightly Hard | |
| CH65 | United Utilities | 112 ppm | Slightly Hard | |
| CH64 | United Utilities | 111 ppm | Slightly Hard | |
| CH63 | United Utilities | 110 ppm | Slightly Hard | |
| CH62 | United Utilities | 109 ppm | Slightly Hard | |
| CH61 | United Utilities | 108 ppm | Slightly Hard | |
| CH60 | United Utilities | 107 ppm | Slightly Hard | |
| CH49 | United Utilities | 50 ppm | Soft | |
| CH48 | United Utilities | 49 ppm | Soft | |
| CH47 | United Utilities | 48 ppm | Soft | |
| CH46 | United Utilities | 47 ppm | Soft | |
| CH45 | United Utilities | 46 ppm | Soft | |
| CH44 | United Utilities | 45 ppm | Soft | |
| CH43 | United Utilities | 44 ppm | Soft | |
| CH42 | United Utilities | 43 ppm | Soft | |
| CH41 | United Utilities | 42 ppm | Soft | |
| CH8 | United Utilities | 42 ppm | Soft | |
| CH7 | United Utilities | 41 ppm | Soft | |
| CH6 | United Utilities | 40 ppm | Soft | |
| CH5 | United Utilities | 39 ppm | Soft | |
| CH4 | United Utilities | 38 ppm | Soft | |
| CH3 | United Utilities | 37 ppm | Soft | |
| CH2 | United Utilities | 36 ppm | Soft | |
| CH1 | United Utilities | 35 ppm | Soft |
Water Companies Serving Chester
Get Water Hardness Updates
Be notified when your water company reports changes to hardness levels.