LocalDataPoint

Rastrick Water Hardness & Quality Report (2026)

Water Hardness

10.7mg/L
Soft

0.8°Clark1.1°fH0.6°dH

Source

mixed

pH Level

7

neutral = 7.0

Lead

0.005 mg/L

✓ Below action level

TDS

38.4 mg/L

Est. Daily Cost

£0.02

energy & soap waste

Source: DWI Data Portal · Updated 2026

10.7mg/L as CaCO₃Soft

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 Rastrick, your appliances are currently losing 1% efficiency due to mineral buildup.

ApplianceIn RastrickSoft Water CityEfficiency Loss
Kettle
9.2 yrs
8.5 yrs
Washing Machine
13.2 yrs
12 yrs
Water Heater
15.2 yrs
15 yrs

Regional Water Comparison

How Rastrick compares to its nearest neighbours

CityHardnessClark°RiskSource
Rastrick, Yorkshire and the Humber10.7 mg/L0.8°🟢 Softmixed
Brighouse, Yorkshire and the Humber12.5 mg/L0.9°🟢 Softmixed
Huddersfield, Yorkshire and the Humber20 mg/L1.4°🟢 Softmixed
Elland, Yorkshire and the Humber12.5 mg/L0.9°🟢 Softmixed
Halifax, Yorkshire and the Humber14.5 mg/L1°🟢 Softmixed

National Benchmark

How Rastrick compares to the United Kingdom average

BenchmarkHardnessAppliance Risk
Rastrick10.7 mg/L🟢 None
United Kingdom National Avg177 mg/L🟡 Moderate
Skipton Top Rated7.1 mg/L🟢 None

Bring Skipton-quality water to your Rastrick home

Shop water softeners on Amazon.co.uk

Shop Now

What Makes Rastrick's Water Unique?

Local geology and source profile

Source: MixedTDS: 38.4 mg/LpH: 7

Residents of Rastrick receive their water supply from Yorkshire Water, a major provider in the Yorkshire and the Humber region. The water originates from moorland reservoirs situated in the western Pennines, areas known for their upland character. Key sources include reservoirs near Huddersfield and Bradford. After abstraction, the water undergoes treatment at facilities such as the Moorlands or Ringstone plants before being distributed to homes. Yorkshire Water operates as the sole utility for this area, with its operations overseen by the Drinking Water Inspectorate.

The geological landscape around Rastrick is defined by Carboniferous Millstone Grit sandstones and overlying shales. These formations, characteristic of the western Pennines, create upland reservoir systems. Unlike regions with significant limestone deposits, the geology here is largely free of such minerals. Peat-rich soils in the moorland gathering grounds also contribute to the water's profile, adding organic content to the surface runoff. This combination of limestone-free geology and peaty soils results in water with a naturally low mineral content, particularly low levels of calcium and magnesium, making it characteristically soft.

This soft water profile means you'll find minimal limescale buildup in household appliances like kettles, boilers, and showerheads, which can extend their lifespan. While appliances may face less scaling, you might notice that more detergent is needed to achieve sufficient suds for cleaning tasks. Routine maintenance is simplified, as extensive descaling is rarely necessary, and soap scum is uncommon. Installing a water softener isn't recommended for this naturally soft supply, as it could excessively remove minerals, potentially impacting taste and plumbing. Yorkshire Water adheres to strict standards, ensuring the treated water is safe and pleasant to drink.

Geology & Source: Carboniferous Millstone Grit sandstones and shales; limestone-free geology and peaty soils yield naturally soft water

Other Yorkshire and the Humber Water Reports

Report an Issue

Notice an error or missing data? Help us keep this page accurate. If you spot incorrect water hardness, outdated utility info, or missing details, please let us know.

All reports are reviewed by our team. Thank you for supporting data quality!

Contact Us

Frequently Asked Questions

Is Rastrick's water safe to drink?
Yes. Rastrick's water meets all DWI drinking water standards. The hardness is 10.7 mg/L (Soft), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Rastrick?
Rastrick's water is soft at 10.7 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.
How does Rastrick compare to the United Kingdom average?
The United Kingdom national average is 177 mg/L. Rastrick (10.7 mg/L) is 166 mg/L below the national average. The softest major city is Skipton at just 7.1 mg/L.