Ashby-de-la-Zouch Water Hardness & Quality Report (2026)
Water Hardness
17.2°Clark24.5°fH13.7°dH
Source
mixed
pH Level
8
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
361.2 mg/L
Est. Daily Cost
£0.55
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 Ashby-de-la-Zouch, your appliances are currently losing 33% efficiency due to mineral buildup.
| Appliance | In Ashby-de-la-Zouch | 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 Ashby-de-la-Zouch compares to its nearest neighbours
| City | Hardness | Clark° | Risk | Source |
|---|---|---|---|---|
| ▶ Ashby-de-la-Zouch, East Midlands | 244.5 mg/L | 17.2° | 🟠 Hard | mixed |
| Swadlincote, East Midlands | 107 mg/L | 7.5° | 🟡 Slightly Hard | mixed |
| Coalville, East Midlands | 155.5 mg/L | 10.9° | 🟡 Moderately Hard | mixed |
| Sinfin, East Midlands | ≈ 0–100 mg/L | 15.2° | 🟢 Soft | mixed |
| Derby, East Midlands | ≈ 150–200 mg/L | 9.8° | 🟡 Moderately Hard | mixed |
National Benchmark
How Ashby-de-la-Zouch compares to the United Kingdom average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Ashby-de-la-Zouch | 244.5 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 Ashby-de-la-Zouch's Water Unique?
Local geology and source profile
South Staffordshire Water provides the Ashby-de-la-Zouch area with water sourced from local groundwater aquifers. Treatment facilities, such as the Measham or Packington plants, serve the district, which is part of a larger network delivering to over 1.3 million customers across Staffordshire, Derbyshire, and Leicestershire. The supply is predominantly from boreholes, drawing from the Trent Valley catchment where Permo-Triassic sandstones and mudstones form the primary aquifer. This region's geology significantly influences the water's mineral content.
The underlying geology consists of Permo-Triassic formations, including the Mercian Mudstone Group and Sherwood Sandstone Group. These strata are rich in calcareous deposits, meaning that as rainwater percolates through the porous and sometimes fissured sandstones and limestone-influenced layers, it dissolves calcium and magnesium. This process naturally hardens the water, a characteristic common in the Midlands basin, contrasting with the softer water found in western upland areas. The ancient rock layers impart a distinct mineral profile to the supply.
This naturally hard water can lead to limescale buildup in appliances like kettles, boilers, and showerheads, potentially reducing their efficiency and lifespan. You might notice increased energy consumption in dishwashers, washing machines, and heating systems, sometimes by as much as 20-30%. To manage scale, regular descaling with vinegar or installing limescale filters can help. For significant issues, a whole-house water softener is often recommended to protect your appliances and improve how soap lathers. South Staffs Water reports that water quality meets UK standards, with pH typically between 7.2 and 7.6.
Geology & Source: Mercian Mudstone Group and Sherwood Sandstone Group aquifers; Permo-Triassic sandstone and limestone formations dissolve calcium and magnesium, creating hard water.
Other East Midlands Water Reports
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