Driffield Water Hardness & Quality Report (2026)
Water Hardness
12.5°Clark17.9°fH10°dH
Source
mixed
pH Level
7.9
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
467.4 mg/L
Est. Daily Cost
£0.40
energy & soap waste
Source: DWI Data Portal · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In Driffield, your appliances are currently losing 24% efficiency due to mineral buildup.
| Appliance | In Driffield | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 3.7 yrs | 8.5 yrs | -56% |
| Washing Machine | 7 yrs | 12 yrs | -42% |
| Water Heater | 8.5 yrs | 15 yrs | -43% |
Regional Water Comparison
How Driffield compares to its nearest neighbours
| City | Hardness | Clark° | Risk | Source |
|---|---|---|---|---|
| ▶ Driffield, Yorkshire and the Humber | 178.5 mg/L | 12.5° | 🟠 Hard | mixed |
| Beverley, Yorkshire and the Humber | 179.5 mg/L | 12.6° | 🟠 Hard | mixed |
| Bridlington, Yorkshire and the Humber | 124 mg/L | 8.7° | 🟠 Hard | mixed |
| Scarborough, Yorkshire and the Humber | 214 mg/L | 15° | 🔴 Very Hard | mixed |
| Kingston upon Hull, Yorkshire and the Humber | 340 mg/L | 23.9° | 🔴 Very Hard | groundwater |
National Benchmark
How Driffield compares to the United Kingdom average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Driffield | 178.5 mg/L | 🟠 Moderate |
| United Kingdom National Avg | 183 mg/L | 🔴 High |
| Livingston Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Driffield's Water Unique?
Local geology and source profile
Yorkshire Water supplies Driffield (Great Driffield), the traditional market town at the head of the River Hull in the East Riding of Yorkshire — known as the 'Capital of the Yorkshire Wolds' and a key hub for the Wolds farming community since the Neolithic, with a famous Thursday cattle market — from Yorkshire Wolds Chalk aquifer supply blended with Pennine reservoir contribution in the East Riding distribution zone, treated at Tophill Low Water Treatment Works on the Hull valley near Beverley. At 178.5 mg/L (12.5°Clark), Driffield's water is hard — reflecting the significant Yorkshire Wolds Chalk groundwater contribution that characterises the East Riding chalk belt supply zone.
Driffield sits at the northern edge of the Yorkshire Wolds — the rolling chalk hills of East Yorkshire formed from the same Cretaceous Chalk that underlie the Lincolnshire and Norfolk chalk aquifers. Yorkshire Water draws on Wolds Chalk boreholes and the River Hull (which rises from chalk springs in the Wolds) to supply the East Riding chalk belt zone, producing 178.5 mg/L with TDS 467.4 mg/L for Driffield — moderately hard chalk water consistent with the Yorkshire Wolds chalk belt from Beverley through Market Weighton to Driffield.
At 178.5 mg/L, limescale is a persistent household concern in Driffield. Kettles benefit from descaling every three to four weeks. The combi-boiler should be fitted with a scale inhibitor and serviced annually. Washing-up liquid requires more product per wash than in softer areas. Taps and shower heads develop visible white limescale deposits within one to two weeks; a fortnightly wipe with white vinegar or a proprietary descaling product keeps fittings clean and prevents chalk staining from accumulating permanently in this hard Yorkshire Wolds chalk supply zone at the head of the River Hull.
Geology & Source: Supplied by Yorkshire Water from Yorkshire Wolds Chalk aquifer blended with Pennine reservoir supply in the East Riding distribution zone — treated at Tophill Low Water Treatment Works — produces hard water at 178.5 mg/L (12.5°Clark).