Hedon Water Hardness & Quality Report (2026)
Water Hardness
7.4°Clark10.6°fH5.9°dH
Source
mixed
pH Level
8.1
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
367.1 mg/L
Est. Daily Cost
£0.24
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 Hedon, your appliances are currently losing 14% efficiency due to mineral buildup.
| Appliance | In Hedon | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 6.1 yrs | 8.5 yrs | -28% |
| Washing Machine | 9.7 yrs | 12 yrs | -19% |
| Water Heater | 11.4 yrs | 15 yrs | -24% |
Regional Water Comparison
How Hedon compares to its nearest neighbours
| City | Hardness | Clark° | Risk | Source |
|---|---|---|---|---|
| ▶ Hedon, Yorkshire and the Humber | 105.5 mg/L | 7.4° | 🟡 Slightly Hard | mixed |
| Immingham, Yorkshire and the Humber | ≈ 200–300 mg/L | 16.6° | 🟠 Hard | mixed |
| Kingston upon Hull, Yorkshire and the Humber | 148.4 mg/L | 10.4° | 🟡 Slightly Hard | groundwater |
| Grimsby, Yorkshire and the Humber | ≈ 200–300 mg/L | 13.3° | 🟠 Hard | mixed |
| Cleethorpes, Yorkshire and the Humber | ≈ 200–300 mg/L | 12.8° | 🟠 Hard | mixed |
National Benchmark
How Hedon compares to the United Kingdom average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Hedon | 105.5 mg/L | 🟡 Low |
| United Kingdom National Avg | 177 mg/L | 🟡 Moderate |
| Skipton Top Rated | 7.1 mg/L | 🟢 None |
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What Makes Hedon's Water Unique?
Local geology and source profile
Yorkshire Water provides drinking water to residents of Hedon, located in the East Riding of Yorkshire and part of the Yorkshire and the Humber region. The utility draws from a mix of sources, incorporating groundwater from local aquifers like the Sherwood Sandstone and Magnesian Limestone. Surface water from rivers within the Humber catchment also contributes to the supply. Treatment processes take place at facilities near Hull, ensuring all water meets stringent UK standards before reaching homes. Hedon is one of many communities served by Yorkshire Water, which manages supplies across a broad area including Hull, Leeds, and Sheffield, often blending different sources to maintain quality and consistency.
The geology beneath Hedon significantly influences its water profile. The region is characterized by Permian Magnesian Limestone and Triassic sandstones, formations known to dissolve minerals like calcium and magnesium as rainwater filters through them. This process, typical of the Holderness and Hull environs, imbues the groundwater with a considerable mineral content, resulting in a hard water character. While river sources might introduce slightly softer water, the underlying sedimentary rock geology consistently contributes to elevated mineral loads in the eastern districts, creating a moderately mineralized to hard water profile for many customers.
This naturally hard water can lead to the familiar buildup of limescale in household appliances such as kettles, boilers, and washing machines, diminishing their efficiency and shortening their lifespan. You might notice deposits forming on showerheads and around taps, and hot water systems can become insulated, reducing their performance. To combat this, homeowners often resort to regular descaling with common household solutions like vinegar, or employ filter jugs. For those experiencing persistent issues, installing a water softener is often recommended to protect plumbing and enhance the lathering of soaps and detergents. Despite the mineral content, the water quality adheres to Drinking Water Inspectorate standards, with Yorkshire Water actively managing lead and copper levels through pipe replacement and monitoring other potential contaminants like PFAS and nitrates.
Geology & Source: Magnesian Limestone and Sherwood Sandstone aquifers; carbonate-rich formations dissolve calcium and magnesium, yielding hard water
Other Yorkshire and the Humber Water Reports
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