Frimley Water Hardness & Quality Report (2026)
Water Hardness
~200–300 mg/L
Hardestimated · not lab-verified
Source
mixed
pH Level
8
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
388.9 mg/L
Est. Daily Cost
£0.57
energy & soap waste
Source: DWI Data Portal · Updated 2026
0–99
mg/L
Soft
100–149
mg/L
Slightly Hard
150–199
mg/L
Moderately Hard
200–300
mg/L
Hard
300+
mg/L
Very Hard
Appliance Damage Report
In Frimley, your appliances are currently losing 33% efficiency due to mineral buildup.
| Appliance | In Frimley | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 5.7 yrs | 8.5 yrs | -33% |
| Washing Machine | 8 yrs | 12 yrs | -33% |
| Water Heater | 10 yrs | 15 yrs | -33% |
Regional Water Comparison
How Frimley compares to its nearest neighbours
| City | Hardness | Clark° | Risk | Source |
|---|---|---|---|---|
| ▶ Frimley, South East | ≈ 200–300 mg/L | 17.5° | 🟠 Hard | mixed |
| Camberley, South East | ≈ 300+ mg/L | 20° | 🔴 Very Hard | mixed |
| Farnborough, South East | ≈ 200–300 mg/L | 13.5° | 🟠 Hard | mixed |
| Sandhurst, South East | ≈ 200–300 mg/L | 20.3° | 🟠 Hard | mixed |
| Aldershot, South East | ≈ 200–300 mg/L | 14.1° | 🟠 Hard | mixed |
National Benchmark
How Frimley compares to the United Kingdom average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Frimley | ≈ 200–300 mg/L | 🟠 High |
| United Kingdom National Avg | 177 mg/L | 🟡 Moderate |
| Skipton Top Rated | 7.1 mg/L | 🟢 None |
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What Makes Frimley's Water Unique?
Local geology and source profile
Frimley's water is supplied by SES Water, a provider that serves the South East region. Unfortunately, the specific sources and treatment facilities for Frimley itself were not detailed in the available information. To pinpoint the exact reservoirs, rivers, or underground aquifers feeding the area, and to identify the specific treatment plants involved in processing this supply, direct inquiry with SES Water or a review of their official reports would be necessary. The company's website, seswater.co.uk, is the best resource for this zone-specific data.
The geology underpinning Frimley's water supply is characterized by the North Downs Chalk. This chalky terrain, prevalent in the north Surrey chalk belt, is known for its mineral content. The porous nature of chalk allows it to dissolve minerals from the bedrock as water percolates through it. This process naturally leads to water with a very high mineral content, resulting in what is classified as extremely hard water.
Residents in Frimley may notice the effects of this extremely hard water on their appliances and plumbing. Limescale buildup is a common issue, potentially reducing the efficiency and lifespan of water heaters, dishwashers, and kettles. You might also find that soap and detergents don't lather as easily, requiring more product for cleaning. Regular descaling of appliances and considering a water softener could significantly mitigate these effects and improve daily water use.
Geology & Source: North Downs Chalk; chalk deposits yield extremely hard water
Other South East Water Reports
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